Keysight Technologies N5511A-K26 Quick Start Manual
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Keysight Technologies N5511A-K26 Quick Start Manual

Phase noise measurement interface
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Keysight Technologies
N5511A-K26
Phase Noise Measurement Interface
Quick Start Guide

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Summary of Contents for Keysight Technologies N5511A-K26

  • Page 1 Keysight Technologies N5511A-K26 Phase Noise Measurement Interface Quick Start Guide...
  • Page 2 The information contained in this document is subject to change without notice. Keysight Technologies makes no warranty of any kind with regard to this material, including but not limited to, the implied warranties of merchantability and fitness for a particular purpose.
  • Page 3 To receive the latest updates by email, subscribe to Keysight Email Updates at the following URL: http://www.keysight.com/find/MyKeysight Information on preventing instrument damage can be found at: http://keysight.com/find/PreventingInstrumentRepair Product specific information and support, software and documentation updates: http://www.keysight.com/find Quick Start Guide N5511A-K26...

  • Page 4: Table Of Contents

    What you will find in this document What you will find in this document N5511A-K26 Phase Noise Measurement Interface .............page 5 Amplifier Measurement Example Equipment Needed....................page 9 Connections ......................page 9 Configuring Equipment ..................page 10 Measurement Procedure ..................

  • Page 5: N5511A-K26 Phase Noise Measurement Interface

    N5511A-K26 Phase Noise Measurement Interface N5511A-K26 Phase Noise Measurement Interface N5511A-K26 Phase Noise Measurement Interface (PNMI) is an accessory product designed to facilitate performing additive noise measurements on two port devices. Refer to the PNTS User’s Guide Chapter 7 for theory of residual measurements.
  • Page 6 N5511A-K26 Phase Noise Measurement Interface The PNMI contains all the necessary accessories to perform such measurements. The purple box outline in Figure 2 captures the accessories contained in the PNMI. These include: — 3 splitters — 2 phase shifters — 1 coupler...
  • Page 7 N5511A-K26 Phase Noise Measurement Interface Figure 3 shows a top view of the internal contents of a PNMI: Figure 3 PNMI Internal Components Quick Start Guide N5511A-K26...
  • Page 8 N5511A-K26 Phase Noise Measurement Interface Connections Figure 4 Front View of Connections Figure 5 Diagram Equivalent Quick Start Guide N5511A-K26...

  • Page 9: Amplifier Measurement Example

    To prevent damage to the test system’s hardware components, verify that the input signal is within the test system’s power limits. Refer to the N5511A Data Sheet online. Equipment Needed — N5511A-K26 Phase Noise Measurement Interface — DUT (this measurement features CMMIC CMD274P) — 8 SMA cables (to match...

  • Page 10: Configuring Equipment

    -40 dB relative to the carrier level. A signal analyzer should be used to verify the cal tone. The easiest location to measure with the analyzer is at the RF path to channel 2. Figure 6 SSB Cal Tone Measure Quick Start Guide N5511A-K26...

  • Page 11: Measurement Procedure

    Start the N5510A application. Measurement Type and Range At the top of the main application window, click Define and select Measurement from the drop-down menu. Define -->Measurement The following window will appear: Figure 7 Type and Range Window Quick Start Guide N5511A-K26...
  • Page 12 Measurement Type: Residual Phase Noise (without using phase locked loop) 2. Choose Channel Setup. Channel Setup: Dual 3. Set X-Corr Number. FFT Analyzer Minimum Number of Cross-Correlations: 10 4. Set Start and Stop Offsets. Start Offset: 100 Hz Stop Offset: 10 MHz Quick Start Guide N5511A-K26...
  • Page 13 Next, we will configure the settings for the DUT and the reference source (REF). Choose the Source tab in the Define Measurement window. The following window will appear: Figure 8 Source Window 1. Set Carrier. Carrier Frequency: 7.2 GHz Quick Start Guide N5511A-K26...
  • Page 14 Amplifier Measurement Example Cal Configuration Choose the Cal tab in the Define Measurement window. The following window will appear: Figure 9 Cal Window Quick Start Guide N5511A-K26...
  • Page 15 Amplifier Measurement Example 1. Configure Phase Detector Constant Cal. Derive detector constant from single-sided spur: 2. Known Spur Parameters. Amplitude: -40 dBc Offset Frequency: 1 kHz Quick Start Guide N5511A-K26...
  • Page 16 Amplifier Measurement Example Block Diagram Setup Choose the Block Diagram tab in the Define Measurement window. The following window will appear: Figure 10 Block Diagram Window Quick Start Guide N5511A-K26...
  • Page 17 Amplifier Measurement Example 1. Phase Shifter. Select Manual from the Phase Shifter pull-down menu. 2. Phase Detector. Select Automatic Detector from the Phase Detector pull-down menu. Quick Start Guide N5511A-K26...
  • Page 18 Amplifier Measurement Example Graph Configuration Choose the Graph tab in the Define Measurement window. The following window will appear: Figure 11 Graph Window Quick Start Guide N5511A-K26...
  • Page 19 Set the graph parameters for the graph display. 1. Set X Scale. X Scale Minimum: 100 Hz X Scale Maximum: 10 MHz 2. Set Y Scale. Y Scale Minimum: -40 dBc/Hz Y Scale Maximum: -180 dBc/Hz Quick Start Guide N5511A-K26...
  • Page 20 Click Continue. To prevent damage to the test system’s hardware components, verify that the input signal is within the test system’s power limits. Refer to the N5511A Data Sheet online. Quick Start Guide N5511A-K26...
  • Page 21 0 V (refer to Figure 12). Click Continue. To do this, turn the knob for the respective channel on the PNMI. The software will prompt to establish quadrature for each channel. Quick Start Guide N5511A-K26...
  • Page 22 Amplifier Measurement Example Figure 12 Quadrature Meters Quick Start Guide N5511A-K26...
  • Page 23 Amplifier Measurement Example Phase Shifters on N5511A-K26 PNMI The system will then prompt you to Apply modulation to the Carrier. At this moment, turn on the RF from the calibration source. The system will prompt you to Remove Modulation. Turn off calibration source RF.
  • Page 24 The system will now measure the noise data. The segment data will be displayed on the computer screen as the data is taken until all segments have been taken over the entire range you specified in the Measurement definition's Type and Range. Quick Start Guide N5511A-K26...
  • Page 25 1/f. Bipolar-based amplifiers are preferred with a low offset 1/f corner. Select amplifiers whose power output is matched to the detector LO In power range to avoid having to add the complexity of attenuating the output of the amplifier. Quick Start Guide N5511A-K26...

  • Page 26: Other Pnmi Features

    Other PNMI Features Other PNMI Features Spur-Dampening N5511A-K26 Phase Noise Measurement Interface has been carefully designed and tested to reduce spurious signals produced from mechanical vibrations. Rack Mounting N5511A-K26 PNMI is a 1U rack-mountable accessory. Refer to the “N5511A-K26 Rack Mount Instructions”...

  • Page 27: Operation

    No operator serviceable parts inside. Refer servicing to qualified personnel. To prevent electrical shock do not remove covers. Safety of any system incorporating the equipment is the responsibility of the assembler of the system. Quick Start Guide N5511A-K26...

  • Page 28: Instrument Information

    (H x W s L) (mm) Environmental Conditions The N5511A-K26 is designed for indoor use only. The table below shows the general environmental requirements for this instrument. This product is designed for use in INSTALLATION CATEGORY I and POLLUTION DEGREE 2...
  • Page 29 This WEEE symbol indicates separate collection for electrical and electronic equipment, mandated under EU law as of August 13, 2005. All electric and electronic equipment are required to be separated from normal waste for disposal. The CSA mark is a registered trademark of the CSA International. Quick Start Guide N5511A-K26...
  • Page 30 If you do not have access to the Internet, contact your field engineer. In any correspondence or telephone conversation, refer to the Keysight product by its model number and full serial number. With this information, the Keysight representative can determine the warranty status of your unit. Quick Start Guide N5511A-K26...

  • Page 31: N5511A-K26 Rack Mount Instructions

    N5511A-K26 Rack Mount Instructions N5511A-K26 Rack Mount Instructions This section contains procedures for installing the N5511A-K26 in a Keysight rack. Figure 13 Rack Mount Parts Item Description Rack Mount Bracket, Left Rack Mount Bracket, Right Rack Mount Flange, Left Rack Mount Flange, Right Rack Mount Flange Pad (Qty 2) Screw, Machine 90-DEG-FLT-HD, Torx-T20, M4X0.7, 16 mm (Qty 2)
  • Page 32 Repeat procedure for both flanges. Figure 14 Flange Pad Installation 2. Refer to Figure 15. Remove the two screws indicated from the N5511A-K26. These screws will not be reused. Figure 15 Remove Screws from N5511A-K26 Quick Start Guide N5511A-K26...
  • Page 33 N5511A-K26 Rack Mount Instructions 3. Put the N5511-K26 instrument into the rack directly on top of the N5511A system as shown in Figure 16. Leave the feet on the N5511-K26. Do not install any other instrument above the N5511-K26 in the rack.
  • Page 34 N5511A-K26 Rack Mount Instructions 5. Refer to Figure 18. Slide the left Rack Mount Bracket over the flange pad until the holes align with the rack holes. Install the two screws (Item page 31) to secure to the rack. Repeat procedure on the other side with the right Rack Mount Bracket.

  • Page 35: Rack Mount Ventilation

    N5511A-K26 Rack Mount Instructions Rack Mount Ventilation When installing the instrument(s) into a cabinet consideration shall be given to the convection flow into and out of the cabinet. Consideration shall also be given to the individual instruments to avoid having the heated discharge of one instrument, now becoming the cooling intake air for another instrument.

  • Page 36: Care And Maintenance

    Inspect the connector contacts for integrity. It is necessary to use good lighting (such as a halogen task light) to see the contacts. Notice the location of the cross hairs in relationship to the center of the figures. Quick Start Guide N5511A-K26...
  • Page 37 Contact Integrity Refer to the following for visual guidelines when evaluating the contact integrity of a connector. Concentricity The following examples show the concentricity of both the male and female 1.0 mm connectors: Female connector: Male Connector: Quick Start Guide N5511A-K26...
  • Page 38 Use very light finger pressure (no more than 2 inch-pounds of torque). 7. Relieve any side pressure on the connection from long or heavy devices or cables. This assures consistent torque. 8. Torque the cable or device to the final value using a torque wrench. Quick Start Guide N5511A-K26...
  • Page 39 Care and Maintenance Cleaning Connectors Cleaning connectors with alcohol shall only be done with the N5511A-K26 removed from the system, and in a well-ventilated area. Allow all residual alcohol moisture to evaporate and the fumes to dissipate prior to reconnecting the N5511A-K26 to the system.

  • Page 40: Return Procedure

    Return Procedure In any correspondence or telephone conversations with Keysight Technologies, please refer to the instrument by its model number (N5511A-K26, for example) and serial number. With this information, the customer engineer can determine whether your instrument is still within its warranty period and provide accurate shipping information.
  • Page 41 ANY SHAPE AS PACKAGING MATERIALS. They do not adequately cushion the instrument or prevent it from moving in the shipping container. Styrene pellets can also cause equipment damage by generating static electricity or by lodging in fan motors. Quick Start Guide N5511A-K26...

  • Page 42: Esd Information

    1 megohm of isolation from ground. These techniques for a static-safe workstation should not be used when working on circuitry with a voltage potential greater than 500 volts. Figure 19 Example of a Static-Safe Workstation Quick Start Guide N5511A-K26...

  • Page 43: Handling Of Electronic Components And Esd

    For Additional Information about ESD For more information about preventing ESD damage, contact the Electrical Over Stress/Electrostatic Discharge (EOS/ESD) Association, Inc. The ESD standards developed by this agency are sanctioned by the American National Standards Institute (ANSI). Quick Start Guide N5511A-K26...
  • Page 44 This information is subject to change without notice. © Keysight Technologies 2020 Edition 1, October 2020 N5511-90009 www.keysight.com...

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