SIGLENT SNA5000A Series User Manual
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SIGLENT SNA5000A Series User Manual

Vector network analyzer
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SNA5000A Series
Vector Network Analyzer
User Manual
UM09050-E03B

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Summary of Contents for SIGLENT SNA5000A Series

  • Page 1 SNA5000A Series Vector Network Analyzer User Manual UM09050-E03B...

  • Page 3: Table Of Contents

    5.6.4 Channel State ....................... 28 5.6.5 Hardkeys ....................... 28 5.6.6 Function Keys ....................... 28 5.6.7 Label Page ......................29 5.6.8 Window State ......................30 5.6.9 Stimulus Range ..................... 30 5.6.10 Status Bar ......................30 5.6.11 Message Bar ......................31 www.siglent.com...
  • Page 4 Scaling coupling ....................67 6.7.3 Electrical delay ...................... 68 6.7.4 Amplitude offset and amplitude slope ..............69 6.7.5 Phase deviation ..................... 69 6.7.6 Divisions ........................ 70 6.7.7 Scale type ......................70 Avg BW ........................71 6.8.1 Overview ....................... 71 www.siglent.com...
  • Page 5 ECal Config ......................120 7.10.3 Confidence Check ....................121 7.10.4 Orientation ......................122 7.10.5 Characterization ....................123 Data Analysis ........................124 Marker ........................124 8.1.1 Ordinary marker: ....................124 8.1.2 Reference marker: ....................124 8.1.3 Marker setting: ....................124 www.siglent.com...
  • Page 6 TDR Trace Setup ....................169 9.6.1 Select a Trace ..................... 169 9.6.2 Scale Management ..................... 169 9.6.3 Memory Trace Management ................170 9.6.4 Measure Parameter & Format ................170 9.6.5 Stimulus in Time Domain ..................172 9.6.6 Smoothing ......................172 www.siglent.com...
  • Page 7 Spectrum Analysis measurement ................. 202 10.5.1 Marker→SA ......................202 10.5.2 Channel Power ....................203 10.5.3 ACPR ........................205 10.5.4 Occupied BW ...................... 206 11 The Frequency Offset Mode ..................... 208 11.1 Overview ....................... 208 11.2 Frequency Offset Mode ..................208 www.siglent.com...
  • Page 8 Self-Test ........................ 233 14.9.1 Key and touch screen test .................. 233 14.9.2 Performance test ....................233 14.10 System language ....................237 15 Service and Support ......................237 15.1 Ordering and activating the options ..............237 15.2 Warranty overview ....................239 www.siglent.com...

  • Page 9: Copyright

    ◆ SIGLENT is the registered trademark of SIGLENT TECHNOLOGIES CO., LTD. ◆ Information in this publication replaces all previously corresponding material. ◆ SIGLENT reserves the right to modify or change parts of or all the specifications or pricing policies at the company’s sole decision.

  • Page 10: Safety Requirement

    VNA, the power cord must be removed from the AC socket. Indicates “AC”. Indicates potential damages to the instrument or other property that may CAUTION happen. Indicates potential injuries or hazards that may happen. WARNING www.siglent.com...

  • Page 11: Operating Environment

    Protection level Class I indicates grounding equipment, it prevents electric shock by connecting the equipment to the ground wire. CAUTION: Do not apply excessive pressure or strike the surface of the touch screen. CAUTION: Do not exceed the maximum voltage marked on the front panel connectors. www.siglent.com...

  • Page 12: Cooling Requirement

    Please use the power cord provided to connect the instrument to the power source. WARNING: Danger of electric shock! Disconnected or broken internal or external grounding wires will increase the risk of electric shock. It is strictly forbidden to destroy the protective grounding wire or safety grounding terminals. www.siglent.com...

  • Page 13: Calibration

    If the device is suspected to be damaged, please disconnect the power cord and contact your local SIGLENT office. To operate the instrument correctly, all instructions and marks should be read carefully.

  • Page 14: Product Introduction

    3 Product Introduction 3.1 General Description The SIGLENT SNA5000A series of vector network analyzers have a frequency range of 9 kHz to 8.5 GHz, which support 2/4-port scattering, differential, and time-domain parameter measurements. The SNA5000A series are ideal for determining the Q-factor, bandwidth, and insertion loss of a filter.
  • Page 15 SNA5000A User Manual ◆ Remote control: SCPI / Labview / IVI based on USB-TMC / VXI-11 / Socket / Telnet / Webserver. ◆ 12.1-inch touch screen ◆ Video output: HDMI www.siglent.com...

  • Page 16: User Manual Overview

    Chapter11. The Frequency Offset Mode This chapter introduces the function of SNA Sources tune to frequencies that are different (offset) from the VNA Receivers. Chapter12. Scalar Mixer Measurements(SMM Option) This chapter introduces how to do the Scalar Mixer Measurement. www.siglent.com...
  • Page 17 SNA5000A User Manual Chapter13. Save and Recall This chapter introduces the data save and recall processes. Chapter14. System Setting This chapter provides information about the system settings. Chapter15. Service and Support This chapter provides information about service and support. www.siglent.com...

  • Page 18: Quick Start

    SNA5000A User Manual 5 Quick Start 5.1 Dimensions Figure 5-1 Front view and side view Figure 5-2 Rear panel view www.siglent.com...

  • Page 19: Power Supply

    SNA5000A User Manual 5.2 Power supply The equipment accepts 100-240V, 50/60/400Hz AC power supplies. Please use the power cord provided to connect the instrument to the power source as shown in the figure below. Power Interface Figure 5-3 Power interface www.siglent.com...

  • Page 20: Front Panel

    Includes the setting of measurement parameters, parameter Response format, markers, calibration, and so on. Utility Includes the function keys of the system, help, display, and so on. Includes the setting of measurement frequency, sweep time, Stimulus sweep points, trigger, and so on. www.siglent.com...

  • Page 21: Functional Keyboard

    Include the setting of S parameter calibration and power calibration. Press this button to get the measurement parameter’s maximum/minimum Search value, bandwidth, Q-factor, and so on. Press this button to smooth/average measurement data, set the receiver’s IF Avg BW bandwidth, and so on. Start Set start frequency. www.siglent.com...
  • Page 22 Press this button to revert to the default parameters. Save Save and recall the measurement data, status, calibration data. Recall Help Open the help file. Set measurement window, measurement channel, measurement trace, and Display so on. Touch Press this button to turn on/off the screen’s touch function. www.siglent.com...

  • Page 23: Digital Keyboard

    Pressing this button will activate every sub-function area from top to bottom in turn. In the parameter input process, pressing this button will end the parameter input process and add the currently set units for the parameter. www.siglent.com...

  • Page 24: Power Switch

    ◆ When an RF connector is transmitting an RF signal, the corresponding orange light above the RF connector will be lit. ◆ To avoid damage to the instrument, the RF connector input signal must meet the following: The DC voltage and the maximum continuous RF power cannot exceed 35 V and 27 dBm respectively. www.siglent.com...

  • Page 25: Rear Panel

    Terminal shell and connectors of the instrument to earth ground. Used to connect the instrument to a LAN for data exchange with peripherals LAN Port such as PCs. USB Port Include one USB port for data exchange with peripherals. www.siglent.com...
  • Page 26 The equipment accepts 100-240 V, 50/60/400 Hz AC power supply. please AC Power Port connect the VNA to the AC power supply with the supplied power cord. Make and Fuse sure the current does not exceed the rated current of the fuse. www.siglent.com...

  • Page 27: Ocxo Option Installation Guide

    Figure 5-8 OCXO option installation guide Insert the fixed OCXO module into the instrument’s slot, then tighten the screws. Figure 5-9 OCXO option installation guide Power on the instrument and install the OCXO option’s license activation code for permanent installation. www.siglent.com...

  • Page 28: User Interface

    SNA5000A User Manual 5.6 User interface Figure 5-10 User interface A. Active Entry B. Marker Readout C. Trace Status D. SoftKeys E. Softtabs Window number G. Stimulus Range H. Status Bar Message Bar www.siglent.com...

  • Page 29: Active Entry

    Windows, keeping the trace to the maximum or minimum value without displaying the current value, etc. ◆ Select a trace line and press the Scale button to change the reference electric equalization operation. www.siglent.com...

  • Page 30: Channel State

    The parameters are displayed in amplitude linear fashion. Displays the phase of the parameter. Displays the delay of the parameter. The parameters are shown in the form of a Smith chart. The parameters are displayed in polar coordinates. The parameters are shown in SWR. www.siglent.com...

  • Page 31: Label Page

    SNA5000A User Manual 5.6.7 Label Page Displays all parameter display formats supported by the vector network analyzer. www.siglent.com...

  • Page 32: Window State

    A Gray dark shaded label represents an unavailable selection/option. Internal source output power ON and off, RF ON stands for ON. A display that currently uses an internal or external reference signal. UI waveform update or not. www.siglent.com...

  • Page 33: Message Bar

    This feature is great for annotating screenshots and adding important details before saving. ⚫ Graffiti function menu bar Figure 5-11 graffiti function menu bar As shown in Figure 1-11, the graffiti menu contains functions of enable, edit, clear, save and call. www.siglent.com...
  • Page 34 Text size tool: Set text size (support graphics: text) 10. Background filling tool: Fill graphics background color (support graphics: text, rectangle, ellipse) 11. Border color tool: Set the border color of graphics (support graphics: text, line, rectangle, ellipse, curve) www.siglent.com...
  • Page 35 Color shade selection tool: Mouse/ finger click to select the appropriate brightness of the color Color selection tool: Select a specific color Color transparency tool: Adjust color transparency (the more right, the lower color transparency) Figure 5-14 Line thickness adjustment interface www.siglent.com...

  • Page 36: Touch Screen

    The Help system of the vector network analyzer can provide the Help information of the function keys and menu options on the front panel. Press the Help button on the front panel to enter the Utility menu, click Help to open the Help document, click into the corresponding directory to view the information. www.siglent.com...

  • Page 37: Set Up A Measurement

    SNA5000A User Manual 6 Set Up a Measurement This chapter introduces in detail each function button on the front panel of SNA5000A series vector network analyzers and the following menu functions. 6.1 Measurement parameters 6.1.1 S parameters S parameters are used to describe the degree of a transmitted or reflected signal through an impedance discontinuity.

  • Page 38: Balanced Measurement

    Signal A is fixed at 1V peak ● Signal B is selectable ● Differential is calculated as A minus B ● Common is calculated as the average of A and B Input Signal A and B, A =1V, B=2V Differential=(A-B), Common=(A+B)/2 www.siglent.com...
  • Page 39 S21 is a ratio measurement of the device Output/device Input. Mixing this with balanced terminology, we could view the amplifier's Differential Output signal/ Differential Input signal. To see this parameter on the analyzer, we would select an Sdd21 measurement using the following balanced notation: www.siglent.com...
  • Page 40 �� ���� (1) Imbalance parameter when measuring a single -balanced device. ImBal = − �� ���� (2) Imbalance parameter of ImBal1 and ImBal2 when measuring a balanced -balanced device. www.siglent.com...
  • Page 41 On the measurement balanced parameter TAB interface, click “Change” to set the DUT topology and port mapping relationship. Different DUT topologies lead to different CMRR parameters. www.siglent.com...
  • Page 42 Press the “Meas” button on the front panel → Balanced → Topology... , Create or edit DUT Topology and Logical Port Mapping. The port Topology / Logical port Mapping setting dialog box is as below: www.siglent.com...
  • Page 43 When the vector network analyzer has four test ports, then all the devices under test with the following four topological relationships can be tested. Balanced 1 Logical port (Balance Port 1) - 2 physical ports (Port1, Port2) www.siglent.com...
  • Page 44 2 Logical port (Balance Port 1, Balance Port 2) - 4 physical ports (Port1, Port2, Port3, Port4) Single - Balanced 2 Logical port (Balance Port 1, Balance Port 2) - 3 physical ports (Port1, Port2, Port4) Single-Single-Balanced 3 Logical port (Balance Port 1, Balance Port 2) - 4 physical ports (Port1, Port2, Port4) www.siglent.com...

  • Page 45: Receiver Measurement

    ● A: Measures the signal power entering port 1 ● B: Measures the signal power entering port 2 ● C: Measures the signal power entering port 3 ● D: Measures the signal power entering port 4 www.siglent.com...

  • Page 46: Wave (Receivers Notation)

    When logical port 1 is mapped to physical port 1, it is equivalent to A,1; b2,3 Represents Physical port 3 outputs power when the test port receiver of logical port 2 is measured. When logical port 2 is mapped to physical port 2, it is equivalent to B,3; www.siglent.com...

  • Page 47: Frequency Range

    ● Center: Specify a center frequency of the swept measurement range ● Span: Specify the swept measurement frequency range ● Step: Specifies the frequency step size between data points ● Points: Specify the number of measurement points per sweep www.siglent.com...

  • Page 48: Cw Time Sweep Or Power Sweep

    Select the edit box to enter the edit mode and change the value by pressing the up and down key, rotating the knob, or pressing the numeric keypad. Press ENTER, the knob, or ESC to exit editing mode. 6.2.3 Frequency resolution Set the frequency resolution to 1Hz. www.siglent.com...

  • Page 49: Power Level

    Power Limits controls the source power at each test port for ALL channels. Use this feature to protect DUTs that are sensitive to overpowering at the input. Source Power levels that exceed the Limit at the specified port are clipped at the limit, and an error message is displayed on the screen. www.siglent.com...
  • Page 50 With power slope enabled, the port output power increases (positive input) or decreases (negative input) with the sweep frequency. C. Set the slope value D. Set the power offset value E. Power Limit Enable Set the power limit value G. Power Offsets and limits www.siglent.com...
  • Page 51 C. Set the Source Power value. D. Set the Power Offset value. E. Set the Port Power value. The formula among Source Power, Power Offset, and Port Power is: Source Power + Power Offset = Port Power www.siglent.com...

  • Page 52: Sweep

    To obtain high trace resolution for excitation values , select a larger point value. ● For high throughput , keep the smaller point value within the allowable trace resolution range. ● For high measurement accuracy after calibration , use the same number of points as the actual measurement. www.siglent.com...

  • Page 53: Sweep Type

    In the Segment Sweep type, the vector network analyzer performs the following operations. ● Sort all defined segments in order of increasing frequency. ● Measurements were made at each point. www.siglent.com...
  • Page 54 This function is in the sub-sweep table menu. ● When X-axis point spacing is not used, multi-segment sweeping traces may sometimes result in many measurement points being squeezed into a narrower portion of the X-axis www.siglent.com...
  • Page 55 When X-axis point spacing is used, the X-axis position of each point needs to be selected so that all measurement points are evenly distributed along the X-axis. For example, suppose you have the following two sections: Figure 6-2 X-point spacing is not used Figure 6-3 Use X-axis point spacing www.siglent.com...

  • Page 56: Trigger

    ● External trigger: Trigger signals generated by external devices received through the BNC Connector on the rear panel. ● Manual trigger: Manually send a trigger signal to the vector network analyzer. Available Only when you select “Manual” to trigger. www.siglent.com...

  • Page 57: Trigger Range

    Hold all channels: All channels enter the hold state and do not accept any trigger signals. ● Restart: (Accessible only from the Trigger menu.) Channels that are in the Hold state are set to be triggered once (The channel accepts a single trigger signal). All other Settings are unaffected. www.siglent.com...

  • Page 58: Trigger Mode

    If full 2-port calibration is on, triggering 1 will cause no trace to be updated. When the calibration is off, triggering 1 will cause S11 and S21 updates. Trigger 2 will cause updates to S22 and S12. www.siglent.com...

  • Page 59: External And Auxiliary Triggers

    Measurement trigger input The trigger input connector is located on the back panel of the vector network analyzer. These signals can be used when the vector network analyzer communicates with slower instruments. Operating Steps: www.siglent.com...
  • Page 60 Negative edge: When the vector network analyzer is ready, it will trigger on the next negative edge. When set to accept the trigger before ready, if a negative edge has been received since the last data acquisition, the vector network analyzer will trigger immediately after ready. www.siglent.com...
  • Page 61 Global: All secondary trigger settings apply to all channels. On the Trigger Settings tab, set the “Each Point” setting, which also applies to all channels. Channels: All secondary trigger settings will be applied to the specified channel and each channel can be configured individually. www.siglent.com...
  • Page 62 Select “Auxiliary Trigger” - “Global” vector network analyzer preferences, On the “Trigger Settings” tab, the “Dot” Settings are set. After that, this setting applies to all channels. When multiple channels exist, the channel settings set last are used. Pulse Duration: Specify the duration of a positive or negative output trigger pulse. www.siglent.com...

  • Page 63: Data Format

    ● Typical measurements: Return loss, insertion loss, or gain ● Display phase (no amplitude) Phase format: The phase of the signal is measured relative to the calibration reference plane, within a range of ±180 degrees. ● Y: Phase (degrees) www.siglent.com...
  • Page 64 Reflection and transmission coefficients (amplitude), time domain transformation SWR format: ● Displays the reflection measurements calculated from the formula (1+ R) / (1-R), where R is the reflection coefficient ● Valid for reflection measurements only ● Y: No units ● Typical measurements: SWR Real number format: www.siglent.com...

  • Page 65: Polar Coordinates

    S11 or S22 measurements. You can use a cursor to display the following items: ● Linear or log amplitude (in dB) ● Phase (in degrees) Figure 6-4 Polar diagram ● The dotted circle indicates the reflection coefficient. The outermost circle represents the www.siglent.com...

  • Page 66: Smith Circle Diagram

    (R+ Jx) can be read. You can use a cursor to display the following items: • Resistance (in Ohms) • Reactance as equivalent capacitance (in Ephraeras) or inductance (in Henrys) Figure 6-5 Schematic diagram of Smith circle www.siglent.com...
  • Page 67 A dashed arc tangent to the horizontal axis represents a constant impedance. • The top half of Smith's circle is the region where the reactance component is positive and hence inductance is generated. • The lower half is the region where the reactance component is negative and therefore generates capacitance. www.siglent.com...

  • Page 68: Scale

    Sets the position of the guide in Rectangular coordinate format. Zero is the bottom line and 10 is the top line. The default position is 5 (middle of the screen). Reference positions do not apply in polar coordinates, Smith chart formats and logarithmic scale type. www.siglent.com...

  • Page 69: Scaling Coupling

    Automatic scaling using the coupling method affects the work trace in the work window. All traces coupled to this trace will be set with the new scale of the working trace. This will cause some traces to not appear on the screen. www.siglent.com...

  • Page 70: Electrical Delay

    The value is 0.66 for polyethylene insulated cables and 0.7 for PTFE insulators.1 corresponds to the speed of light in a vacuum. Distance unit: Select meters, inches, or feet. When you change this value, the step size does not change automatically. www.siglent.com...

  • Page 71: Amplitude Offset And Amplitude Slope

    Press ENTER or Knob to enter the editing state. After the editing is completed, move the cursor to the specified position by up and down direction keys or Knob. Press ENTER or Knob to select the current option. www.siglent.com...

  • Page 72: Divisions

    Log: The Y-axis scale is logarithmic. The display range can be set by setting the maximum and minimum values of the Y axis. Max Value: Set the upper limit of the Y-axis in the logarithmic scale type. Min Value: Set the lower limit of the Y-axis in the logarithmic scale type. www.siglent.com...

  • Page 73: Avg Bw

    Press the “Avg BW” key, then enter the Averaging and Bandwidth menu. A. Averaging Enable. B. Sweep Averaging factor. (an integer between 1 and 999) C. Averaging Restart. Restart the Sweep Averaging from 1. Figure 6-7 Avg BW menu www.siglent.com...

  • Page 74: If Bandwidth

    Bandwidth > Enter the IF Bandwidth value. Figure 6-8 Set the IF from the menu bar Using a mouse for setting: Click the “BW=xx” icon on the menu bar and select IF Bandwidth. Figure 6-9 Set the IF from the status bar www.siglent.com...

  • Page 75: Smoothing

    Start with a high number of display points and reduce until you are confident that the trace is not giving misleading results. Do not use smoothing for high-resonance devices, or devices with wide trace variations. It may Smoothing is set independently for each trace. www.siglent.com...

  • Page 76: Preset Instructions

    Signal output port Port 1 Port coupling Frequency Frequency range 100 kHz-8.5 GHz Frequency step size 42.4995 MHz Frequency points Sweeping Sweeping points Sweeping type Linear frequency Sweeping time delay Sweeping mode automatic Trigger Trigger mode continuous Trigger source internal Measurement www.siglent.com...
  • Page 77 Reference level 0 dB reference position Scale coupling Delay time Delay distance Distance unit meter Speed coefficient System impedance 50 Ω Phase deviation 0° Amplitude deviation 0 dB Average Average state Smooth state Calibration Calibration state unloaded calibration data www.siglent.com...

  • Page 78: Measurement Calibration

    DUT. Then, Port match, N-port embedding/ de-embedding, port impedance conversion are used to embed or de-embed expected virtual networks. If balance scattering parameters are measured, balance conversion, differential port match, differential port impedance conversion, common port impedance conversion can be helpful if needed. www.siglent.com...

  • Page 79: Calibration Type

    Response (Thru) 1 → 2 Thru, Isolation (optional) Response (Thru) 2 → 1 Thru, Isolation (optional) Port1:Open, Short, Load Port 2 Enhanced Response (Thru) 1 → 2 Thru, Isolation (optional) Port2:Open, Short, Load Enhanced Response (Thru) 2 → 1 Thru, Isolation (optional) www.siglent.com...
  • Page 80 ● Frequency response ● Frequency response transmission tracking reflection tracking SOLT : Application: Used to accurately calibrate any number of ports Overall accuracy: High Required calibration kits: short circuit, open circuit, load, through) or ECAL electronic calibration parts module www.siglent.com...
  • Page 81 Corrected system error: ● Directivity (Source port) ● Isolation ● Frequency response transmission tracking (receiver port) ● Source match (source port) ● Load matching (receiver port) is used only to generate transmission trace items ● Frequency response reflection tracking (source port) www.siglent.com...
  • Page 82 Overall accuracy: Low Required calibration kit: Through Isolation: Each load corresponds to a vector network analyzer test port. Corrected system error: ● Isolation ● Frequency response transmission tracking Power calibration types: Transmitter calibration (internal source power calibration) and receiver calibration. www.siglent.com...

  • Page 83: Checking Calibration Status

    "C* " appears in the status bar when a measurement is being interpolated. Interpolation occurs when you change any of the following settings: Start frequency increased   Stop frequency decreased  Number of points Note: Decreasing the start frequency, or increasing the stop frequency will always turn correction OFF. www.siglent.com...

  • Page 84: Execution Status Of Error Correction For Each Trace

    The calibration property displays the acquisition status of the calibration coefficient between test ports for each channel in matrix format. The following figure shows an example of when the calibration coefficients have been acquired for the full 2-port calibration between test ports 1 and 2, www.siglent.com...

  • Page 85: Procedure To Turn On/Off Calibration Property Display

    Method 1: Click the channel error correction execution status symbol in the channel status bar to open and close, as shown in the left figure below. Method 2: Press "Cal” on the front panel > Cal > Correction, as shown in the right figure below. www.siglent.com...

  • Page 86: S Parameter Calibration

    Improving the accuracy of the models for predefined kits. When the model describes the actual performance of the standard, the calibration is more accurate. For example, A 7 mm LOAD is determined to be 50.4 Ω instead of 50.0 Ω. ● Modifying the THRU definition when performing a calibration for a non-insertable device. www.siglent.com...
  • Page 87 At the bottom of each Tab, 'OK' is used to save the edited file, and 'Cancel' is used to close the calibration suite edit session and the file will not be saved. “Help” is used to view the Help documents. www.siglent.com...
  • Page 88 D. Frequency Range: Define the lowest and the highest frequency at which the standard is used for calibration. E. Gender: Gendered or Genderless Impedance: Specify the impedance of the standard. G. Transmission Media: The medium of the connector, COAX or WAVEGUIDE www.siglent.com...
  • Page 89 Standards dialog box help, the following fields apply to ALL standard types. Figure 7-5 The help dialog of the Standard A. Identification Standard ID: Number in list of standards Label: Type of standard. This usually appears in prompts for standards. www.siglent.com...
  • Page 90 Loss: Defines energy loss in Gohms, due to skin effect, along a one-way length of coaxial cable. Open Standard C0, C1, C2, C3: Specify the fringing capacitance. Figure 7-6 Open Characteristics Short Standard L0, L1, L2, L3: Specify the residual inductance. Figure 7-7 Short Characteristics www.siglent.com...
  • Page 91 Allows you to assign single or multiple standards to SOLT Calibration Classes. For each Cal Kit Class, select Available Standards from the left list, then click >> to copy the standard to the Cal Kit Use Move Up and Move Down to change the ORDER of the standards. www.siglent.com...
  • Page 92 For each Cal Kit Class, select Available Standards from the left list, then click >> to copy the standard to the Cal kit. Use Move Up and Move Down to change the ORDER of the standards. Figure 7-11 TRL dialog box www.siglent.com...
  • Page 93 Cannot be the same length as the THRU standard. ● A TRL cal with broad frequency coverage requires multiple LINE standards. For example, a span from 2 GHz to 26 GHz requires two line standards. ● Must be an appropriate electrical length for the frequency range www.siglent.com...
  • Page 94 Select if the THRU standard is zero-length or very short. ● Reflect Standard: The REFLECT standard definition is used to establish the position of the measurement reference plane. Select if the THRU standard is not appropriate AND the delay of the REFLECT standard is well defined. www.siglent.com...
  • Page 95 Press “Cal” > Cal > Cal Kit > F503ME > Save . Select the existing F503ME Cal Kit then save it to a local file named “F503ME123.xkt”. Figure 7-12 Creating a Custom Cal Kit dialog box Figure 7-13 Save the ECal Kit www.siglent.com...
  • Page 96 In the Manage Cal Kits dialog box, click “Import” to Import the new calibration “F503ME123.xkt”. Figure 7-14 Import the new ECal Kit Select the newly imported calibration, click “Edit” to enter the calibration editing interface, and modify the calibration name as “F530ME-ABC”. Figure 7-15 Edit the new import ECal Kit www.siglent.com...
  • Page 97 Enter the name and description of the custom Cal Kit. Refer to Method 1, click the Connectors, Standards, SOLT, TRL tab to modify the corresponding parameters. Click “OK” to make the created calibration effective. Figure 7-16 View the newly created Cal Kit www.siglent.com...

  • Page 98: S Parameter Calibration Wizard

    Cal Kit pull-down option. Select the gender properties of the calibration connector from the DUT Connector drop-down option, and select the corresponding calibration method from the Cal Type drop-down option, as shown in the figure below: Figure 7-18 Calibration wizard interface www.siglent.com...
  • Page 99 Save State menu bar. Select State+Cal Data from the Save Type drop-down option, click Save State As and enter the file name, and click OK to Save the current calibration Data and the current setting State. Figure 7-20 Calibration wizard interface www.siglent.com...

  • Page 100: Open Response Calibration

    Response(Open) in the Cal Type, and click Next to proceed to the next step. Connect the OPEN calibration element to the test port according to the interface prompts, click Open for calibration, and click Finish to exit the calibration interface after calibration, complete the calibration, and save the calibration data. www.siglent.com...

  • Page 101: Short Circuit Response Calibration

    All 1-port OSL calibration connects the OPEN, SHORT, and LOAD calibration elements to the test ports in turn to calculate the reflection tracking error, directional error, and source matching error in the error model of the test device. Figure 7-22 Schematic diagram www.siglent.com...

  • Page 102: Transmission Response Calibration (Two Ports)

    If the LOAD calibration kit is used for isolation calibration at the same time, isolation error (crosstalk error) can also be calculated. Figure 7-23 Schematic diagram www.siglent.com...

  • Page 103: Enhanced Response Calibration (Two Ports)

    THRU calibration kit between the two ports to perform the Thru calibration. After the calibration is completed, click Finish to exit the calibration interface, complete the calibration and save the calibration data. www.siglent.com...

  • Page 104: Solt Calibration (Two Ports)

    Port 1 successively, and click the corresponding Open, Short, and Load items successively to complete the Port 1 calibration. According to the interface prompts, connect the Open, Short, and Load calibration elements to Port2 successively, and click the corresponding Open, Short, and Load items successively to complete the Port 2 calibration. www.siglent.com...

  • Page 105: Solr Unknown Through Calibration (Two Ports)

    Connect the THRU calibration kit between the two ports according to the interface prompts. The parameters of the THRU do not have to be known. Carry out unknown through Thru calibration. After the calibration, click Finish to exit the calibration interface, complete the calibration, and save the calibration data. www.siglent.com...

  • Page 106: Trl Direct Reflection Transmission Line Calibration (Two Ports)

    Short) calibration element, and transmission line on a Port 2 in turn, and click the corresponding Thru, Reflect, and Line items to complete the Port 2 calibration. After the calibration, click Finish to exit the calibration interface, complete the calibration, and save the calibration data. www.siglent.com...

  • Page 107: Internal Source Power Calibration

    Before attempting power calibration, power loss compensation at different frequency points can be set as shown in the figure below. Click “+” successively to add corresponding frequency and loss values. After setting, click OK to save the data. Figure 7-26 Set the interface www.siglent.com...
  • Page 108 Set parameters such as power offset, capacity limit, reading times, maximum iteration times, etc. Click Take Cal Sweep to start the power output measurement. Click OK to complete the calibration and exit the power calibration interface after the measurement is completed. www.siglent.com...

  • Page 109: Receiver Calibration

    Connect the two ports using an appropriate specification RF cable. Set parameters such as power offset. Calibrate R or Calibrate T or Calibrate Both can be clicked to begin receiver calibration. Click OK to complete the calibration and exit the receiver calibration interface. www.siglent.com...

  • Page 110: Port Extension

    Perform the appropriate calibration type (SOLT, etc..) on the associated cabling before entering Port Extensions. Select Cal → Port Extension → Port Extension to enter the Settings screen. Select the port that needs to be extended, the unit of length, and input the velocity coefficient. www.siglent.com...
  • Page 111 DUT. The automatic port extension function is not available in the following cases: The sweep type is set to power sweep. The frequency offset is set to on. Waveguide transmission line port extension. www.siglent.com...
  • Page 112 Selecting the adjustment mismatch item can increase the loss of the fixture so that the peak value of the ripple is below 0 dB. Although this will increase the error, it can prevent the numerical instability of S parameters from appearing when it is used. www.siglent.com...

  • Page 113: Fixture Measurement Function

    Select Cal → Fixtures → Fixture Setup → Port Match to enter the Settings screen. By selecting the port and the parameter representation form of the matching module, the S2P file (AKA Touchstone file) of the matching module can be directly exported or the circuit model www.siglent.com...
  • Page 114 Select Cal → Fixtures → Fixture Setup → Port Z to enter the Settings screen. Choose the port, the default system port characteristic impedance is 50 Ω, you can fill in the required resistance values in the R and JX columns, Then the S parameter displayed will be www.siglent.com...
  • Page 115 Checking the Reverse Adapter Ports entry represents the part of the reverse connection that will need to be de-embedding. By default, the system reverses the imported S2P file. Click Close to complete the setting and click Apply Fixtures to ON to take effect. www.siglent.com...
  • Page 116 Network, and select the Embed operation or De-embed operation under each Network. Finally, load the S2P file corresponding to the operating network. Checking the Enable 4/ 6/ 8-Port Embed / De-embed On All Ports tab means that all ports are matched. www.siglent.com...
  • Page 117 Select Cal → Fixtures → Fixture Setup → Differential Port Match to enter the Settings screen. By selecting the port and the parameter representation form of the matching module, the S2P file of the matching module can be directly imported or the circuit model of the matching module www.siglent.com...
  • Page 118 Figure 7-35 Differential port match Differential and common port impedance conversion operation steps: The operation of differential port impedance conversion and common port impedance conversion is similiar to that of port impedance conversion, please refer to the instructions of the latter. www.siglent.com...

  • Page 119: Adapter Removal / Insertion Function

    Select Cal → Adapter Removal to go to the Settings screen and select Remove in the Adapter tab. Remove the adaptor from the test cable, Select Cal → Adapter Removal → Calibration to enter the Adapter Removal configuration screen. Select the port connected to the adaptor to www.siglent.com...
  • Page 120 “Adapter Rotate” is also known as the “equal exchange adapter and equal length adapter” calibration method. Before the unknown pass-through method was introduced, the switching adapter method was often used as a faster alternative to the more tedious adapter removal method. www.siglent.com...

  • Page 121: Ecal

    ECal module port is connected to the VNA ports. Select “Manual” to manually set the specified port. D. Characterization. View the characterization information stored in the ECal module Figure 7-38 ECal menu www.siglent.com...

  • Page 122: Ecal Config

    1-Port Reflection calibration, Full 2-Port calibration, Full 3-Port calibration, and Full 4- Port calibration. B. Select the Cal Type C. When “Orientation” is Auto, click “Next” to enter the automatic alignment directly. When “Orientation” is Manual, click “Next” to specify the calibration port and go to auto-calibration. www.siglent.com...

  • Page 123: Confidence Check

    The steps to compare when both data and memory traces are displayed are as below: Press “Math” on the front panel,Press “Math” > Memory > Math > Data + Memory. Press “Scale” on the front panel,Press “Scale” > Scale > Auto Scale. Determine if the differences between trace lines are acceptable. www.siglent.com...

  • Page 124: Orientation

    Manual port setting procedure for Full 2-Port calibration Press “Cal” on the front panel, Press “Cal” > ECal > Orientation > Manual. Specify a test port of the VNA. Specify an ECal port for the port of the VNA you specified. Figure 7-41 Manual port setting www.siglent.com...

  • Page 125: Characterization

    Characterization in the ECal module. Figure 7-42 The factory information of Cal Kit A. The date when the characteristics were measured B. The stimulus conditions when the characteristics were measured C. The information of the Connector type www.siglent.com...

  • Page 126: Data Analysis

    Off option to delete the Reference Marker. 8.1.3 Marker setting: Press the Marker button on the front panel, set the current marker in the Marker Setup submenu, we can make the following settings for the currently selected marker: Difference (delta) display: www.siglent.com...
  • Page 127 Format and select the corresponding data format in the pop-up menu. The following data formats are available: ● Trace Default ● Lin Magnitude ● ● Log/Phase Phase ● Lin/Phase ● ● Re/Im ● Delay ● R+jx ● Real ● ● G+jB Imaginary www.siglent.com...
  • Page 128 The newly created marker closes the marker table by default. If we need to display all marker data in the form of a table, we can use the marker table function. Click the Marker Table to select the On state, a table will appear at the bottom left to display all marker’s values, click www.siglent.com...

  • Page 129: Marker Function

    Set the current marker position (frequency) to continuous wave (CW) frequency. This function requires the x-axis field of the current marker, otherwise, it is invalid. After changing CW frequency with this command, enable power or CW sweeping to apply the changed CW www.siglent.com...

  • Page 130: Marker Search Function

    Press the Search button on the front panel and click the Max Search command in the Search submenu to move the current marker to the maximum response value in the search domain. Click the Min Search command to move the current marker to the minimum response value www.siglent.com...
  • Page 131 If the current peak polarity is set to Both, the peak with the largest measured value among the effective positive peaks is searched. ● Use the Peak Right → Search command in the Peak submenu to search the nearest effective peak from the current marker position to the right. www.siglent.com...
  • Page 132 Use the Target Right → Search command in the target submenu to search the nearest valid target from the current marker position to the right. ● Use the Target Left ← Search command in the Target submenu to search the nearest valid target from the current marker position to the left. www.siglent.com...
  • Page 133 Press the Search button on the front panel to search the bandwidth in the Bandwidth submenu. Click BW Search Enable and select the On option to search the bandwidth. After the bandwidth search is completed, a small triangle will be used to mark the cut-off frequency www.siglent.com...
  • Page 134 Sound On Fail command. The following values are displayed for Bandwidth and Notch Search: Bandwidth (BW): The difference in frequency between the higher frequency cut-off and lower www.siglent.com...

  • Page 135: Mathematical Operation

    The current measurement data is multiplied by the data in memory. ● Data+Memory: Current measurement data plus data in memory. ● Data–Memory: Current measurement data minus data in memory. For example, you can use this function to store measured data, The error is then subtracted from the DUT measurement. www.siglent.com...
  • Page 136 SNA5000A User Manual www.siglent.com...

  • Page 137: Conversion

    Y -Trans-Shunt: Admittance in parallel transmission Y �� �� �� �� 2 × √ �� × �� �� − (�� + �� �� �� ���� ● 1/S: Reciprocal of S parameter. ● Conjugation: Convert the measured value to a complex conjugate number. www.siglent.com...
  • Page 138 Z (preset value: 50 Ω) will be used. The operation steps for selecting the conversion type are as follows: 1. Click Math → Analysis → Conversion enter the selection interface. 2. Select the corresponding conversion type, effective immediately. www.siglent.com...

  • Page 139: Equation Editor

    Finally, the vertical axis format is set to logarithmic amplitude for display. The operation steps of the equation editor are as follows: Click Math → Analysis → Equation Editor enter the equation editor interface. Figure 8-4 Formula editor interface www.siglent.com...
  • Page 140 Returns the phase of a = (re, im) in radians atan2 (scalar a, scalar b) Returns the phase of (a, b) in radians Conj (complex a) Returns the conjugate of a Cos (complex a) Takes a in radians and returns the cosine www.siglent.com...
  • Page 141 A(Sii, Sji, Sij, Sjj) B (complex a, complex b, complex c, F12 conversion = Z0*((1+a)*(1+d) - b*c)/(2*b) complex d) B (scalar i, scalar j) returns B(Sii, Sji, Sij, Sjj) C (complex a, complex b, complex c, F21 conversion = (1/Z0)*((1-a)*(1-d)-b*c)/(2*b) complex d) www.siglent.com...
  • Page 142 μ-factor = (1 - abs(a)^2) / (abs(d - conj(a) * (a*d- complex d) b*c)) + abs(b*c)) mu1 (scalar i, scalar j) Returns mu1(Sii, Sji, Sij, Sjj) mu2 (complex a, complex b, complex c, μ-factor = (1 - abs(d)^2) / (abs(a - conj(d) * (a*d- complex d) b*c)) + abs(b*c)) www.siglent.com...
  • Page 143 Z11 (complex a, complex b, complex c, Z11 conversion = Z0*((1+a)*(1-d) + b*c)/((1- complex d) a)*(1-d) - b*c) Z11 (scalar i, scalar j) Returns Z11(Sii, Sji, Sij, Sjj) Z12 (complex a, complex b, complex c, Z12 conversion = Z0*(2*c)/((1-a)*(1-d) - b*c) complex d) www.siglent.com...
  • Page 144 �� �� �� ) = ( �� ) ( ( �� ) = ( �� �� �� �� Impedance parameter(Z) �� �� �� �� ) = ( �� ) ( ( �� ) = ( �� �� �� �� www.siglent.com...
  • Page 145 )( 1 + �� ) + �� �� �� S parameter convert to Y parameter ( 1 − �� )( 1 + �� ) + �� �� �� ∙ ( 1 + �� )( 1 + �� ) − �� �� �� www.siglent.com...
  • Page 146 2 ∙ �� ( 1 + �� )( 1 + �� ) − �� �� B = �� ∙ 2 ∙ �� ( 1 − �� )( 1 − �� ) − �� �� ∙ �� 2 ∙ �� www.siglent.com...
  • Page 147 �� �� �� �� �� −�� �� �� �� �� �� = �� �� − �� �� �� Description of formula editor’s operator: Operator Description plus minus multiply divide power opening parenthesis closing parenthesis comma, parameter separator equal exponent www.siglent.com...

  • Page 148: Trace Statistics

    Limit table setting Click Math → Analysis → Limit and the pop-up dialog box is shown in the figure below. Limit test, sound type, limit table, global pass/fail can be set in this interface. www.siglent.com...
  • Page 149 Pass / fail indicator is a convenient way to monitor all measurement status. Global pass / fail on - Check this box to display the global pass / fail status. Policy - Select which of the following requirements must be met for the global pass/fail status to display “pass” : www.siglent.com...
  • Page 150 Delete: Delete limit line. Begin stimulus: Frequency of the limit line’s starting point. End stimulus: Frequency of the limit line’s ending point. Begin response: Response of the limit line’s starting point. End response: Response of the limit line’s ending point. www.siglent.com...

  • Page 151: Ripple Limit Test

    Ripple test on: Check this box to set the ripple test to “on” state and display “pass” or “Fail”. ● Ripple line on: Check this box to display the ripple limit line on the screen. ● Sound on fail: When this box is checked, the VNA will beep when the test fails. www.siglent.com...
  • Page 152 End stimulus: Frequency of ripple limit line’s ending point. Max ripple: Maximum value of ripple test. Absolute: The difference between the maximum and minimum in the frequency band. Margin: The difference between the absolute value of ripple and the limit value. www.siglent.com...

  • Page 153: Bandwidth Limit Test

    Bandwidth test on: Check this box to set the bandwidth limit test state to on. ● Bandwidth marker on: Check this box to display the bandwidth on the screen. ● Sound on fail: When this box is selected, an alarm will sound when the bandwidth limit test fails. www.siglent.com...

  • Page 154: Time Domain

    Click Math → Time Domain → Time Domain Setup → Transform to open the time domain transform setting interface, we can set the start time, stop time, center time, span, transform mode in this interface. Figure 8-11 Time domain setting interface www.siglent.com...
  • Page 155 Calculate the starting frequency according to the formula of low pass start frequency = stop frequency/points. The calculated value must not be less than the minimum frequency of the vector network analyzer. The number of points or stop frequency may change. www.siglent.com...

  • Page 156: Gating

    Center time: Set the center time of the gatie. Time span: Set the time span of the gate. Gate type: Sets the type of filtering performed by the gating function. ● Bandpass: Keep the response in the gating span. www.siglent.com...

  • Page 157: Window

    The size of the window should be balanced between response resolution and dynamic range. Setting the minimum window can get the best response resolution, and setting the maximum window can get the maximum dynamic range. www.siglent.com...
  • Page 158 Minimum-maximum: Use the mouse or touch screen to move the slider to change the window size. ● Kaiser Beta: Use the value of Kaiser Beta to change the window size. ● Impulse width: Use the value of impulse width to change the window size. Figure 8-15 Diagram of maximum and minimum window www.siglent.com...

  • Page 159: Coupling

    Coupling on: Click to enable coupling. At this time, all measurements in the channel are coupled. The following conversion parameters and gating parameters can be used for coupling. Transform parameters: ● Stimulus: Setting of the start time, stop time, center time, and span. www.siglent.com...

  • Page 160: Marker

    (Unless the distance marker unit is coupled in the trace coupling box). Click Math → Time Gating → Gating Setup → Marker to open marker setting interface. Set the marker mode, units, and velocity factor in this interface. www.siglent.com...
  • Page 161 Units: Specifies the unit for the displayed marker distance value, there are three options: meter, feet, inches. Velocity factor: Set the velocity factor of the transmission line, where the value of PE is 0.66, PTFE is 0.7 and the corresponding value of vacuum is 1. www.siglent.com...

  • Page 162: Guide For The Tdr Option

    Please operate in the bottom toolbar of the TDR menu as far as possible. The function in the TDR option desends on the time domain transform, so changing settings in the right toolbars can lead to incorrect transform results. www.siglent.com...

  • Page 163: Open/Close/Preset Tdr Option

    To close the TDR option, use the order Math->TDR->TDR again, then the button “ Off ” will be selected, VNA will restore the state before the option opened. Click the button at the top right corner of the TDR toolbar will close the TDR option too. www.siglent.com...

  • Page 164: Tdr Setup Wizard

    The calibration operation will be illustrated in detail in the section “TDR calibration”. If you don't need to finish the setup in the wizard immediately, you can close the wizard. But the calibration is necessary before accurate measurement or analysis. www.siglent.com...

  • Page 165: Calibration For Tdr Option

    SHORT calibration kit to the port to finish the calibration. You can calibrate only one port at a click on the corresponding Port button, but you should finish the calibration of all ports to finish the task in the dialog. Figure 9-4 TDR Deskew Wizard www.siglent.com...

  • Page 166: Deskew & Loss Compensation

    Port button to execute the calibration step. The step is optional, so it's not necessary to finish the calibration wizard. If you finish all necessary calibration operations, click the Apply button to save and apply new calibration data, and click the Finish button to close the wizard. Figure 9-5 TDR Deskew&Loss Wizard www.siglent.com...

  • Page 167: Tdr Channel Setup

    DUT in full. The sweep frequency span and points of the channel are set according to the DUT length, and the span of the transformation is automatically calculated by the DUT length when the time domain traces are set www.siglent.com...

  • Page 168: Stimulus Magnitude In Time Domain

    The stimulus magnitude in the time domain can be set in the Stim. Ampl. textbox in the Basic bar of the Setup tab, which defines the magnitude of the impulse or step stimulus signal for the time- domain responses of the traces under the format Volt. www.siglent.com...

  • Page 169: Port Impedance

    DUT unchanged during an average sweep. To enable or disable the average function, click the Averaging checkbox in the Average tar of the Setup tab. The average factor can be set in the textbox to the right of the checkbox www.siglent.com...

  • Page 170: If Bandwidth

    Hold/Stop. Continuous/Run means that the trigger signal starts and continuously sweeps. To switch the trigger mode to Continuous/Run, click the Run button at the top of the TDR toolbar. To switch the trigger mode to Single, click the Stop/Single button at the top of the TDR toolbar. www.siglent.com...

  • Page 171: Tdr Trace Setup

    Option X&Y means that the horizontal and vertical axes of the current traces are set automatically. The method is the same as introduced above. All Trace means that the horizontal and vertical axes of all the traces are set automatically. The method is the same as introduced above. www.siglent.com...

  • Page 172: Memory Trace Management

    / impulse stimulus signal is transmitted to DUT at time zero, in a span. For a specified DUT, S parameters are functions of the signal frequency, while T parameters are functions of the time under a specified stimulus type. T parameters show the unit www.siglent.com...
  • Page 173 Measure line. To switch to balance or unbalance parameters, click the pull-down menu in the right of the Measure line. To change the format, click the Format pull-down menu. www.siglent.com...

  • Page 174: Stimulus In Time Domain

    The option All T means that only traces in the time domain are allocated. The option All S means only traces in the frequency domain. Note that in Single-ended 1 Port topology, only the option Mixed is available. www.siglent.com...

  • Page 175: Trace Setup Coupling

    The time-domain gating settings in the TDR option can be changed in the Gating bar of the TDR/TDT tab. Figure 9-12 TDR Gating Tab To switch on or off the time domain gating function, click the Gating checkbox. www.siglent.com...

  • Page 176: Tdr Data Analysis & Output

    It's a tracking search, the results update if the trace data changes. www.siglent.com...

  • Page 177: Delta Time Search

    TDR option. The algorithm divides the DUT into many sections, calculates the impedance of the next section by the impedance of the last section as the reference value, and the incident and reflected energy in reality. www.siglent.com...

  • Page 178: File & Data Output

    The order Save Trc Data... is used to save the current trace data to .CSV file, and Save SnP... saves all available S parameters data as an .SNP file whose format depends on the DUT topology. Screenshot... is used to save the screenshot as a .PNG file. www.siglent.com...

  • Page 179: Eye Diagram Simulation

    To start an eye diagram simulation after completing the simulation settings, click the Draw Eye button in the Trigger box of the Eye/Mask tab. 9.8.2 Stimulus Bit Pattern There are 3 bit pattern types to choose in the option: Pseudo-Random Binary Sequence (PRBS), K28.5 comma code, and the user's bit pattern. www.siglent.com...
  • Page 180 LFSR of n level, to include the worst condition as far as possible. The larger length is selected, the degree of the simulation perfection for intersymbol interference becomes better, but running time becomes longer. www.siglent.com...

  • Page 181: Stimulus Signal Setup

    But too small a rise time leads to ringing phenomena at the logic level of the output signal, resulting in the decrease of the eye height. To change the rise time type or value of the input signal, operate the Rise Time pull-down menu or textbox in the Stimulus box. www.siglent.com...

  • Page 182: Eye Diagram Analysis

    To change the scale or offset values in Manual scale mode, set the value in the Scale/Div or Offset textbox. The Offset value here is the value that the center vertical scale line refers to. Figure 9-14 Eye/Mask setting www.siglent.com...

  • Page 183: Mask Test For Eye Diagram

    Eye/Mask tab, or click the buttons in the Adv Waveform bar of the Setup tab, to open the Advanced Waveform dialog. Click the Jitter button at the top of the dialog to switch to enter the jitter setting interface. www.siglent.com...
  • Page 184 The probabilities are represented by colors in the statistical eye diagrams: Warm colors indicate a large probability, red represents the largest ones; cold colors indicate a small probability, with deep blue representing the smallest values. www.siglent.com...

  • Page 185: Tdr Advanced Waveform Function

    TDR option and are defined as Pre Cursor, Post 1 Cursor, Post 2 Cursor. By www.siglent.com...

  • Page 186: Equalization

    (CTLE) can be implemented. The CTLE simulation function in the TDR option allows the user to adjust the system function of the equalizer, to simulate the inflence of the equalization on the transmission performance in eye diagram simulations. Figure 9-17 Equalization setting www.siglent.com...
  • Page 187 SNA5000A User Manual To change the system function, set the value in the textbox in the Equalization interface, and click the Enable checkbox to enable the function. The function is available in transmission parameters measurement and eye diagram simulations. www.siglent.com...

  • Page 188: Guide For The Sa Option

    B. Indicate the main working state of state, the port of RF input, Attenuation mode, Average Type, Current Marker operation. C. Dispaly the SA setting dialog box, SA parameter reset, SA processing flow chart D. SA Measurement items. E. Indicate and control the main sweep parameters,such as frequency, resolution. Status bar. www.siglent.com...

  • Page 189: Create A Spectrum Analysis Channel

    In the interface of the SA channel selection dialog box, The “show setup dialog” check box is selected by default.when user clicks “OK”, a SA Setup dialog box will be displayed that can set related parameters. As figure shown below: www.siglent.com...
  • Page 190 SA function is enabled. If the user wants to modify the SA parameters, there are two ways to enter the SA Setup dialog box. ● Press [Sweep] > Sweep > SA Setup… to recall the SA Setup dialog box. ● Press [Power] > Power > SA Setup… to recall the SA Setup dialog box. www.siglent.com...

  • Page 191: Spectrum Analyzer Settings

    SA Tab Setting is mainly related to Spectrum analysis frequency setting.which can be set through the SA Setup dialog box or by pressing the [Freq] key on the front panel to enter the frequency setting menu, as the figure shown below. If the frequency is changed, the frequency sweep will restart. www.siglent.com...
  • Page 192 10.4.1.2 Stop Frequency Set the stop frequency of the Spectrum Analyzer.The start frequency and the stop frequency will display at the bottom of the grid respectively. ● The span and center frequency vary with the stop frequency. www.siglent.com...
  • Page 193 When Manual mode is selected,Users can customize the size of CF Step. Each press of the ▲|▼ arrows on the front panel or click the up and down sign of the SA Setup’s center box. The center frequency �� increases or decreases by the CF step size. ���� �������� www.siglent.com...

  • Page 194: Sa Tab Processing Setup

    SA Setup dialog, or by pressing [AvgBW] > BW to enter the spectrum analysis signal processing parameters setting menu, as the shown figure below. Figure 10-5 Spectrum analysis signal processing setup menu 10.4.2.1 RBW Set the RBW (resolution bandwidth) in order to distinguish between signals which have frequency components that are near one another. www.siglent.com...
  • Page 195 For each trace point, Negative Peak detector displays the minimum value of data sampled within the corresponding time interval. Sample For each trace point, Sample detector displays the transient level corresponding to the central time point of the corresponding time interval. This detector type is applicable to noise or noise- like signal. www.siglent.com...
  • Page 196 Voltage Average In this Average type, all filtering and averaging processes work on the voltage of the envelope of the signal. This scale is suitable for observing rise and fall behavior of AM or pulse- www.siglent.com...

  • Page 197: Source Tab

    The Soucre Tab of SA Setup is the configuration for internal sources as signal sources. Figure 10-7 Source Tab Port Powers Coupled (checked) the power levels are the same at each test port. Set power at any test port and all test ports change to the same power level. www.siglent.com...
  • Page 198 When the internal source is used for the Spectrum analysis signal sources, the sweep type,source frequency and the port power level of the source can also be set by pressing the [Power] key on the front panel to enter the port power setting menu.As the figure shown below: www.siglent.com...

  • Page 199: Advanced Tab

    The Advanced Tab is the configuration of parameters related to signal processing for Spectrum analysis. which can be set through the SA Setup dialog box or by pressing the [AvgBW]>BW on the front panel to enter the setting menu, as the figure shown below. Figure 10-10 Advanced Tab setting menu www.siglent.com...
  • Page 200 According to the amplitude of the input signal, the user can set the RF front-end attenuation mode of the response, which is to avoid the display distortion when the input signal is large and reduce www.siglent.com...

  • Page 201: Trace Setup

    10.4.5.1 Select Trace Before operating on the Trace, the user needs to specify and only specify one trace at a time. The number of the selected trace will appear as selected in the status bar (with a yellow highlighted border). www.siglent.com...
  • Page 202 ● View: The trace data will not be refreshed, and the current latest trace will be displayed in a fixed frame. ● Background: Refreshed trace data but no display. ● Blank: Trace data is no longer refreshed or displayed www.siglent.com...
  • Page 203 In this way, the amplitude variation range of the signal is clearly shown. User can manually select an appropriate detection type based on actual requirements and application scenarios to ensure measurement accuracy, or set the detection type to automatic. www.siglent.com...

  • Page 204: Spectrum Analysis Measurement

    1GHz point of the S44, as figure shown below: Figure 10-12 Marker → SA Press [Sweep] > Sweep > SA Setup… can recall the SA Setup dialog box If the user needs to modify the SA parameter settings. www.siglent.com...

  • Page 205: Channel Power

    10.5.2.1 Integration BW Set the frequency width of the channel to be tested and the power of the channel is the power integral within this bandwidth.You can use the numeric keys, knob or direction keys to modify this parameter. www.siglent.com...
  • Page 206 The start and stop frequency of channel. watt: Absolute power converted from sweep point data, in watts rbw: resolution bandwidth itgBW: integration bandwidth. ● Power Spectral Density: Power (in dBm/Hz) normalized to 1Hz within the integration bandwidth nspd: Power Spectral Density itgBW: Integration bandwidth. www.siglent.com...

  • Page 207: Acpr

    Figure 10-14 ACPR measurment 10.5.3.1 Main Channel Set the bandwidth of the main channel, and its power is integrated within this bandwidth. www.siglent.com...

  • Page 208: Occupied Bw

    Select “Channel Power” and click “Meas Setup” to set the corresponding parameters. The two vertical lines on the trace perpendicular to the X-axis represent the occupancy span of the power percentage.The value on the Y-axis is the power occupying the bandwidth, and displays on the upper right corner. www.siglent.com...
  • Page 209 ● Power: the power according to the specified power ratio. ● Total Power: the whole span power. ● Transmit Freq Error: The difference between the center frequency of the channel and the center frequency of the analyzer. www.siglent.com...

  • Page 210: The Frequency Offset Mode

    It also provides high-accuracy measurement when combined with Power Calibration and Receiver Calibration. 11.2 Frequency Offset Mode Frequency Offset Mode (FOM) enables the SNA internal RF signal source and SNA port receiver to operate at different frequencies. To realize the measurement of nonlinear characteristics of the device. www.siglent.com...

  • Page 211: Frequency Offset Settings

    Uncouple, then set Sources and Receivers independently. ● Source The internal source signal of the VNA. ● Receivers All receivers that are used in the channel, including Reference receivers, are tuned to the specified frequency settings. C. Mode www.siglent.com...
  • Page 212 The value is an integer from -100 to100. C. Start Freq = [Primary Start x (Multiplier / Divisor)] + Offset D. Stop Freq = [Primary Stop x (Multiplier / Divisor)] + Offset www.siglent.com...
  • Page 213 Primary data points. Independent IF Bandwidth and Independent Sweep Time are available ONLY on the Primary (channel) and the Uncoupled Receivers - NOT Sources. Independent Power is available ONLY on the Primary (channel) and the Uncoupled Sources - NOT Receivers. www.siglent.com...

  • Page 214: Setup Examples

    Primary: Not used Source (Input): Uncoupled, Sweep Type=linear Freq , Start = 1GHz, Stop = 1.5GHz; Receiver (Output): Coupled, Sweep Type=linear Freq , Multiplier=-1, offset =2.5GHz; LO Settings: If an external source is used, set the fixed output frequency to 2.5GHz. www.siglent.com...

  • Page 215: Scalar Mixer Measurements(Smm Option)

    Press [Meas] >S-Params > Mode > SMM.The SMM channel selection dialog box will displayed after the SMM measurement mode was selected. Select “Active Channel” (delete the existing measurement) or “New Channel” then click OK. A Scalar mixer measurement is displayed on the current channel or on a new channel and New Window. www.siglent.com...
  • Page 216 In the interface of the SMM channel selection dialog box, The “Mixer Measure dialog” check box is selected by default.when user clicks “OK”, a SA Setup dialog box will be displayed that can set related parameters. As figure shown below: Figure 12-2 Mixer Measure Setup dialog www.siglent.com...

  • Page 217: Configure The Scalar Mixer Setup

    Although you will soon become comfortable navigating these tabs, at first it may be best to complete the dialog in the following order: Enter the Mixer Measure Setup dialog box Select Sweep tab settings. Select Power tab settings. Select Mixer Frequency tab settings. Select Mixer Setup tab settings. www.siglent.com...

  • Page 218: Sweep Tab - Mixer Measure Setup Box

    X-Axis Point Spacing Available only with Segment Sweep. ● Sweep Point: The number of data points that the analyzer measures across a sweep. ● IF Bandwidth: The received signal is converted from its source frequency to a lower intermediate frequency (IF). www.siglent.com...

  • Page 219: Power Tab - Mixer Measure Setup Box

    DUT Output Port: Select the VNA port that is connected to the DUT Output then Set the power level to the DUT Output port. ● DUT Input and Output Port Power Sweep: Available when Power (sweep) is selected on the Sweep tab. And the Start and Stop Power editing boxes can be edit. www.siglent.com...

  • Page 220: Mixer Frequency Tab- Mixer Measure Setup Box

    Difference ( - ) of the Input and LO frequency. E. Calculates Input frequency settings based on your other mixer settings. For example, enter the Output frequency range and LO frequency range, then press “Calc Iutput”. The VNA will www.siglent.com...
  • Page 221 Segment Sweep Type, all segment settings are saved Recalls a previously-configured mixer “*.mxr” file. 12.2.3.2 Segment Sweep Mixer Frequency setting The following settings appear on the Mixer Frequency tab when Segment Sweep is selected on the Sweep tab. Figure 12-6 Segment Sweep Mixer Frequency Tab www.siglent.com...
  • Page 222 Port Powers: Input, Output, LO. These settings override the settings on the Power tab ● The following settings apply to ALL segments: LO Source Selections All Input and LO Multipliers and Dividers Source Leveling X-Axis Display X-Axis Point Spacing ● Mixer Segment setup information is saved to a “*.mxr” file. www.siglent.com...

  • Page 223: Mixer Setup Tab- Mixer Measure Setup Box

    USB cable, then click “External Source”, after the VNA identifies the External Source , the external source information will displayed in the External Source dialog box.When LO selects a external source, the VNA controls the external source to provide the specified frequency www.siglent.com...
  • Page 224 Result :Output Start Freq: 3.5GHz, Output Stop Freq 1.5GHz. (2) Example 2: Use the fractional multipliers to tune the VNA receiver frequency to the second harmonic of the mixer's 8 GHz fundamental output. The input, LO, and output frequencies are known. www.siglent.com...
  • Page 225 Input Stop Freq: 100MHz ● LO Fixed Freq: 600MHz ● Mixer-Product Selector: sum (“+”) ● Input fractional multiplier: 1/1 ● LO fractional multiplier: 2/1 ● Click “Calc Output” ● Result : Output Start Freq: 350MHz, Output Stop Freq 400MHz. www.siglent.com...

  • Page 226: Do The Source Power Cal Of The Smm Mode (Optional)

    (vector error correction). ● Transmission frequency characteristics at different frequencies (scalar error correction). Since the transmission tracking(ETF) in the error model used for scalar mixer calibration is a scalar value, the phase part of the compensated transmission measurement result is invalid. www.siglent.com...

  • Page 227: Procedure Using Mechanical Calibration Kit

    After the mixer calibration is complete, the trace status area of the UI displays the type of error calibration that has been performed. For example, the mixer has performed full two-port calibration and the trace calibration status identifier displays “[F2]”. Figure 12-9 Calibration Staus www.siglent.com...

  • Page 228: Save And Recall

    CSA file: The calibration data and state file. ● CSV file: Trace data. ● SnP file: Also known as a Touchstone file. It contains the S parameter information. ● PNG /JPG /BMP file: Screenshot/exact copy of the display. Save file: ● Save the status of equipment: www.siglent.com...
  • Page 229 Use the Recall State + Cal command in the Recall submenu to select the required equipment state and calibration data in .csa file format. ● Recall register data: Use the Recall Register command in Recall submenu to select the register data to be recalled. www.siglent.com...
  • Page 230 SNA5000A User Manual File management: Click File Browser command to open the file browser, File management can be carried out in the file browser. Figure 13-2 File management interface www.siglent.com...

  • Page 231: System Setting

    We can select static or dynamic allocation of LAN-related parameters. Use LAN Status command in System submenu to set LAN parameters. ● Set GPIB port number: Use the GPIB command in the System submenu to set the GPIB port number. www.siglent.com...

  • Page 232: Firmware Upgrade

    Use the Date & Time command in the System submenu to set the date/time. You can set whether to display the date/ time and display the format at the bottom right of the screen and modify the date/ time value. Figure 14-2 Date/Time setting interface www.siglent.com...

  • Page 233: Screenshot Setting

    Use the Power On Option command to set the default source of equipment reset when the equipment starts. ● Power On-Line: Use the Power On-Line command to set whether the device starts automatically when it is powered on. 14.6 Factory Reset Configuration files(Selected by default) www.siglent.com...

  • Page 234: Help Information

    (About command). 14.8 Buzzer We can set the sound in the Buzzer submenu. ● Buzzer: Use the Buzzer command to turn the device sound on or off. ● Complete Test: Use the Complete Test command to test the completion tone. www.siglent.com...

  • Page 235: Self-Test

    In the Self Test submenu, we can perform keyboard self-test (Key Test command), touch screen self-test (Touch Test command), screen self-test (Screen Test command) and LED self test (LED Test command). 14.9.2 Performance test 14.9.2.1 Enter VNA Test Dialog Method Menu → Utility → Self Test → VNA Test... www.siglent.com...
  • Page 236 Calibration Kits (Open × 1 + Short × 1 + Load × 4) Adapter × 1  Adjustment Process: Enter adjustment tab page. Select all calibration items. Click Start button to begin adjustment tasks. Follow the tips to complete the adjustment process. www.siglent.com...
  • Page 237 Adapter × 1 PV Process: Enter PV tab page. Select all test items. Click Start button to begin PV tests. Follow the tips to complete the PV process. Click test item Export Report... button to save the report. (Optional) www.siglent.com...
  • Page 238 Menu → Calibration → Cal → Factory Cal... Tips: 1. Factory mode, VNA use ‘SIGLENT’ factory calibration data. 2. When the check box is checked, VNA will use user calibrated calibration data. 3. After the user performs factory calibration, this check box will be automatically selected.

  • Page 239: System Language

    15 Service and Support 15.1 Ordering and activating the options There are two ways for you: Pre-activate the options by Siglent factory. If you order a instrument and options, Siglent factory will activate the options for you before delivery. www.siglent.com...
  • Page 240 SNA5000A User Manual Post-activate the options by yourself. If you want to activate options on a instrument that you are using. www.siglent.com...

  • Page 241: Warranty Overview

    SIGLENT will provide repair or replacement service according to the detailed provisions of the warranty. For service or a complete copy of the warranty, please contact your nearest SIGLENT sales and service office. SIGLENT makes no other warranty, express or implied, except as provided in this summary or the applicable warranty, including but not limited to the implied warranty of merchantability and special applicability.
  • Page 243 DC power supplies, electronic loads and other general purpose test instrumentation. Since its first oscilloscope was launched in 2005, SIGLENT has become the fastest growing manufacturer of digital oscilloscopes. We firmly believe that today SIGLENT is the best value in electronic test & measurement. Headquarters: SIGLENT Technologies Co., Ltd...

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