VOLTCRAFT FG-1302 User Manual
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VOLTCRAFT FG-1302 User Manual

VOLTCRAFT FG-1302 User Manual

Dual-channel arbitrary waveform generator
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Dual-Channel
Arbitrary Waveform Generator
User Manual
 Item No.: 2616564 FG-1302
 Item No.: 2616563 FG-1602

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Summary of Contents for VOLTCRAFT FG-1302

  • Page 1 Dual-Channel Arbitrary Waveform Generator User Manual  Item No.: 2616564 FG-1302  Item No.: 2616563 FG-1602...

  • Page 2: Table Of Contents

    Table of Contents 1.General Safety Requirement ............1 2.Safety Terms and Symbols ............... 1 3.General Inspection ................1 4.Quick Start ..................2 Front Panel Overview ........................ 2 Rear Panel Overview ......................... 3 Power On ........................... 4 User Interface ..........................4 5.Panel Operation .................
  • Page 3 AM (Amplitude Modulation)..................27 DSBAM (Double Sideband AM) ................. 28 FM (Frequency Modulation) ..................30 PM (Phase Modulation) ....................31 PWM (Pulse Width Modulation) ................. 32 ASK (Amplitude Shift Keying) ..................34 PSK (Phase Shift Keying) ................... 35 FSK (Frequency Shift Keying) ..................36 3FSK (3 Frequency Shift Keying) ................
  • Page 4 9.Appendix ................... 62 Appendix A: Accessories ......................62 Appendix B: General Care and Cleaning ................. 62...

  • Page 5: General Safety Requirement

    1.General Safety Requirement 1. General Safety Requirement Before any operations, please read the following safety precautions to avoid any possible bodily injury and prevent this product or any other products connected from damage. In order to avoid any contingent danger, this product is only used within the range specified.

  • Page 6: Safety Terms And Symbols

    2.Safety Terms and Symbols 2. Safety Terms and Symbols Safety Terms Terms in this Manual. The following terms may appear in this manual: Warning: Warning indicates the conditions or practices that could result in injury or loss of life. Caution: Caution indicates the conditions or practices that could result in damage to this product or other property.

  • Page 7: General Inspection

    3.General Inspection 3. General Inspection After you get a new device, it is recommended that you should make a check on the instrument according to the following steps: 1. Check whether there is any damage caused by transportation. If it is found that the packaging carton or the foamed plastic protection cushion has suffered serious damage, do not throw it away first till the complete device and its accessories succeed in the electrical and mechanical property tests.

  • Page 8: Quick Start

    4.Quick Start Quick Start Front Panel Overview Figure 4-1: Front Panel overview Display the user interface Menu Includes 5 keys to activate the corresponding menu selection keys Operation Mode：output the modulated waveform Both：Display the editable parameters of both channels. keys Knob Change the currently selected value, also used to select the arbitrary waveform types and arb data file name.

  • Page 9: Rear Panel Overview

    4.Quick Start keypad On/Off button Turns the output of the CH2 channel on or off. When the output is turned on, the backlight of the button lights up. 10 Out 2 Output CH2 signal 11 CH1/CH2 Switch channel displayed on the screen between CH1 and 12 Out 1 Output CH1 signal 13 On/Off button Turns the output of the CH1 channel on or off.

  • Page 10: Power On

    4.Quick Start AC input connector AC input connector Fuse Container The place to install the fuse Foot Pad Tilt the signal generator for easy operation USB interface Connect with external USB devices, e.g. USB stick USB Device interface Used to connect a USB type B controller. Can be connected with PC, the signal generator can be controlled by the host computer software Power On...

  • Page 11: Panel Operation

    5.Panel Operation Display channel switch status Display load Current mode When the instrument detects the USB flash drive, it lights up Lights up the indicator when connected to the USB Host via the USB DEVICE interface Buzzer Menu title Current waveform or mode setting menu Start phase Offset / low level, depending on the right highlighted menu Amplitude / high level, depending on the right highlighted...

  • Page 12: Turn On/Off Channel Output

    5.Panel Operation To edit parameter: Turn the knob to change the value of cursor position. Press direction key to move the cursor. (The number keys can not be used to input.) Waveform Waveform Parameter 1 Parameter 1 Parameter 2 Parameter 2 Parameter 3 Parameter 3 Parameter 4...

  • Page 13: Set The Frequency/Period

    5.Panel Operation Offset/Low Level and Phase. The menu can be operated by the menu selection button on the right. Output Channel Load switch Current signal Period High low - level Setting menu of Sine signal Sine Parameter 1 Parameter 2 Parameter 3 Parameter 4 Figure 5-2: Sine wave user interface...

  • Page 14: Set The Amplitude

    5.Panel Operation Figure 5-3: Use the numeric keypad to set the frequency Set the amplitude Press the Amplitude/High Level softkey to confirm whether the Amplitude menu item is highlighted; if not, press the Amplitude/High Level sofkey to switch to Amplitude. In Parameter 2 of Figure 5-2, a blinking cursor appears in the parameter value of amplitude.

  • Page 15: Set The Phase

    5.Panel Operation parameter value of low level. Turn the knob to change the value directly, or use the numeric keypad to input the desired value and choose the unit. Set the Phase Press the Phase softkey, the Phase menu item is highlighted. In Parameter 4 of Figure 5-2, a blinking cursor appears in the parameter value of Phase.

  • Page 16: Set The Symmetry

    5.Panel Operation Output Channel Load switch Current signal Period High low - level Setting menu of Ramp signal Ramp Parameter 1 Parameter 2 Parameter 3 Parameter 4 Parameter 5 Figure 5-5: Ramp wave user interface Set the symmetry Press the Symmetry softkey, the Symmetry menu item is highlighted. In Parameter 5 of Figure 5-5, a blinking cursor appears in the parameter value of symmetry.

  • Page 17: Output Pulse Wave

    5.Panel Operation Figure 5-6: Set the symmetry of ramp wave Glossary Symmetry: Sets the percentage of the period during which the ramp waveform is rising. Output Pulse Wave Press , the screen displays the user interface of the pulse wave. The Pulse waveform parameters can be set by operating the Pulse setting menu on the right.

  • Page 18: Set The Rising Time

    5.Panel Operation Parameter 5 of Figure 5-7, a blinking cursor appears in the parameter value. Turn the knob to change the value directly, or use the numeric keypad to input the desired value and choose the unit. Figure 5-8: Set the pulse width Set the rising time Press the Rise softkey, the chosen menu item is highlighted.
  • Page 19 5.Panel Operation Glossary Pulse Width PW is an abbreviation for pulse width and is divided into positive pulse width and negative pulse width. The positive pulse width is the time interval from 50% of the rising edge to 50% of the adjacent falling edge. The negative pulse width is the time interval from 50% of the falling edge to 50% of the adjacent rising edge.

  • Page 20: Output Noise Wave

    5.Panel Operation Output Noise Wave The noise wave which the generator output is white noise. Press , the screen displays the user interface of the noise wave. The Noise waveform parameters can be set by operating the Noise setting menu on the right. The noise wave has no frequency and periodic parameters.

  • Page 21: Select Build-In Wave (Including Dc)

    5.Panel Operation Output Channel Load switch Current signal Period High low - level Setting menu of Arbitrary signal Arbitrary Parameter 1 Parameter 2 Parameter 3 Parameter 4 Figure 5-10: Arbitrary wave user interface Select build-in wave (including DC) There are 167 types of waveforms built in the generator, the number of waveform points is 8192 points, and the highest upper limit frequency is 10MHz.
  • Page 22 5.Panel Operation Name Description Common Direct current Absolute sine AbsSine Absolute half-sine AbsSineHalf AmpALT Gain oscillation curve AttALT Attenuation oscillation curve GaussPulse Gauss pulse NegRamp Negative ramp NPulse Negative pluse PPulse Positive pluse SineTra Sine-Tra wave SineVer Sine-Ver wave StairDn Stair downward StairUD Stair upward/downward...
  • Page 23 5.Panel Operation Bessely Type II Bessel function Cauchy Cauchy distribution Cubic function Error function Erfc Remnant error function ErfcInv Anti-complement error function ErfInv Inverse error function Dirichlet Dirichlet function ExpFall Exponential decline function ExpRise Exponential rise function Laguerre Four Laguerre polynomials Laplace Laplace distribution Legend...
  • Page 24 5.Panel Operation SecH Hyperbolic secant Sinc Sinc function SinH Hyperbolic sine Sqrt Square root function Tangent function TanH Hyperbolic tangent ACos Inverse cosine function ACosH Inverse hyperbolic cosine function ACot Anti-cotangent function ACotCon Inverse cotangent function ACotPro Raised inverse cotangent function ACotH Inverse hyperbolic cotangent function ACotHCon...
  • Page 25 5.Panel Operation Triang Triangle window, also call Fejer window TukeyWin Tukey window Engineering Window Butterworth Butterworth filter Combin Combined function CPulse C-Pulse signal CWPulse CW pulse signal RoundHalf Half-round wave BandLimited Band limited signal BlaseiWave Blasting vibration "time-vibration speed" curve Chebyshev1 Type I Chebyshev filter Chebyshev2...

  • Page 26: Store

    5.Panel Operation Store Users can Load customized waveform to the device by PC software. Install PC software first. (You may follow P53 "Communication with PC"). , press NextPage then Store button to enter File system. Press Reading waveform (1) Please visit our official website to obtain the installation package and decompress it.
  • Page 27 5.Panel Operation (1) Under Waveform Editor software interface, Click "Write waveform lcon " button. (2) After the writing is successful, the "File transfer completed" prompt box will be displayed in the waveform editor. Click "OK". (3) On the instrument, the screen shows "Any wave has been updated to USERX(X is 0-15)".

  • Page 28: Generate Sweep (Sweep)

    5.Panel Operation Generate Sweep (Sweep) In sweep mode, the generator varies its output from the start frequency to the stop frequency within the specified sweep time. Sweep can be generated by Sine, Square, Ramp or Arbitrary wave (except DC). Type Load Sweep time Sweep...

  • Page 29: Generate Burst (Burst)

    5.Panel Operation frequency for frequency sweep. The generator sweeps from the start frequency to the stop frequency and then returns back to the start frequency. Press the Start Freq/Centre Freq softkey to highlight Start Freq, note that Stop Freq in Stop Freq/Freq Span is also highlighted, input the desired frequencies.

  • Page 30: Set N-Cycle Burst

    5.Panel Operation Glossary Burst: The set of pulses transmitted together is called a "burst". The various signal generators are commonly referred to as the BURST function. N cycle burst: Contains a specific number of waveform cycles, each of which is initiated by a trigger event.

  • Page 31: Set Gated Burst

    5.Panel Operation the channel you want to configure. You can press the CH1/CH2 key to switch the channel user interface. (3) Press the N_Cycle/Gated softkey to highlight N_Cycle. (4) Press the Cycles/Infinite softkey to highlight Cycles, input the number of cycles, which is the number of waveform cycles to be output for each N-cycle pulse train.

  • Page 32: Output The Modulated Waves

    5.Panel Operation Type Load Polarity Burst signal Figure 5-13: Gated burst user interface (1) When the output signal is Sine, Square, Ramp, Pulse or Arbitrary wave (except DC), press the front panel Mode function key ,then press the Burst to enter the burst mode. (2) Press to select the burst waveform.

  • Page 33: Am (Amplitude Modulation)

    5.Panel Operation (Frequency Shift Keying), 3FSK (Ternary Frequency Shift Keying), 4FSK (Quadrature Frequency Shift Keying), BPSK (Biphase Phase Shift Keying), QPSK (Quadrature Phase Shift Keying), OSK (Oscillating Keying), SUM (Sum Modulation), DSBAM (Double-Sideband Amplitude Modulation). Press the Mode function key, select the modulation type, to enter the setup menu.

  • Page 34: Dsbam (Double Sideband Am)

    5.Panel Operation key to return to the modulation mode interface or press the Mode key to return to select the modulation selection mode. (4) Select modulating wave source: Press the Source softkey to select the modulating wave source. If you select External, use the Sync/Ext Mod/Trig/FSK connector at the rear panel to input the external modulating signal, the AM setting is completed.
  • Page 35 5.Panel Operation Type Load Carrier wave Modulating wave Parameter 1 Parameter 2 Parameter 3 Figure 5-15: DSBAM user interface How to set the parameters of DSBAM (1) Press the Mode function key, then press the DSBAM softkey to enter DSBAM user interface. (2) Select carrier wave shape: The carrier wave can be Sine, Square, or Ramp.

  • Page 36: Fm (Frequency Modulation)

    5.Panel Operation 100% FM (Frequency Modulation) The modulated waveform consists of the carrier wave and the modulating wave. For FM, the frequency of the carrier wave varies with the instantaneous voltage of the modulating wave. The FM user interface is shown below. Type Load Carrier wave...

  • Page 37: Pm (Phase Modulation)

    5.Panel Operation (5) Select modulating wave shape: Press the Shape softkey, then press the Sine, Square, Ramp, Noise softkey to select the modulating wave. (6) Set modulating wave frequency: Press the Frequency softkey to set the modulating wave frequency. The range is 2 mHz –...

  • Page 38: Pwm (Pulse Width Modulation)

    5.Panel Operation shape. (3) Set carrier wave parameters: Press the wave shape key of the selected carrier wave to display the waveform and parameters of the carrier wave. You can change the parameters of the carrier wave. Press the corresponding carrier waveform key to return to the modulation mode interface or press the Mode key to return to the modulation selection mode.
  • Page 39 5.Panel Operation Type Load Carrier wave Modulating wave Parameter 1 Parameter 2 Parameter 3 Figure 5-18: PWM user interface How to set the parameters of PWM (1) Set carrier wave shape: PWM can only be used to modulate pulse, so the carrier wave must be Pulse.

  • Page 40: Ask (Amplitude Shift Keying)

    5.Panel Operation Press the PWM Rate softkey to set the modulating wave frequency. The range is 2 mHz – 1 MHz (for internal source only). (7) Set duty cycle deviation: Duty cycle deviation is the deviation (in %) of the modulating wave duty cycle relative to the original pulse duty cycle.

  • Page 41: Psk (Phase Shift Keying)

    5.Panel Operation key to return to the modulation mode interface or press the Mode key to return to the modulation selection mode. (4) Select modulating wave source: Press the Source softkey to select Internal or External as the modulating wave source. If you select Internal, the modulating wave is set as a Square with 50% duty cycle.

  • Page 42: Fsk (Frequency Shift Keying)

    5.Panel Operation (2) Select carrier wave shape: The carrier wave can be Sine, Square, Ramp, or Arbitrary wave (except DC). Press , or to select a desired carrier wave shape. (3) Set carrier wave parameters: Press the wave shape key of the selected carrier wave to display the waveform and parameters of the carrier wave.

  • Page 43: 3Fsk (3 Frequency Shift Keying)

    5.Panel Operation Type Load Carrier wave Parameter 1 Parameter 2 Figure 5-21: FSK user interface How to set the parameters of FSK (1) Press the Mode function key, press the NextPage softkey,then press the FSK softkey to enter FSK user interface. (2) Select carrier wave shape: The carrier wave can be Sine, Square, Ramp, or Arbitrary wave (except DC).
  • Page 44 5.Panel Operation and two hop frequencies. The shift frequency (3FSK rate) is determined by the internal signal level of the instrument. The 3FSK user interface is shown below. Type Load Carrier wave Modulating wave Parameter 1 Parameter 2 Parameter 3 Figure 5-22: 3FSK user interface How to set the parameters of 3FSK (1) Press the Mode function key, press the NextPage softkey twice more,...

  • Page 45: 4Fsk (4 Frequency Shift Keying)

    5.Panel Operation (6) Set hop frequencies: Press the HopFreq1 and HopFreq2 softkey to set the two hop frequencies. 4FSK (4 Frequency Shift Keying) 4 Frequency Shift Keying modulation is a modulation technique that shifts the output signal frequency among four preset frequencies: the carrier frequency and three hop frequencies.

  • Page 46: Bpsk (Binary Phase Shift Keying)

    5.Panel Operation 4FSK uses internal modulation source, and the modulating wave is set as a Square with 50% duty cycle. (5) Set 4FSK rate: Press the Rate softkey to set the 4FSK rate. The rate at which the output frequency shifts between the carrier frequency and the three hop frequencies is determined by 4FSK rate (for internal source).
  • Page 47 5.Panel Operation (3) Set carrier wave parameters: Press the wave shape key of the selected carrier wave to display the waveform and parameters of the carrier wave. You can change the parameters of the carrier wave. Press the corresponding carrier waveform key to return to the modulation mode interface or press the Mode key to return to the modulation selection mode.

  • Page 48: Osk (Oscillation Shift Keying)

    5.Panel Operation (2) Select carrier wave shape: The carrier wave can be Sine, Square, Ramp, or Arbitrary wave (except DC). Press , or to select a desired carrier wave shape. (3) Set carrier wave parameters: Press the wave shape key of the selected carrier wave to display the waveform and parameters of the carrier wave.

  • Page 49: Sum (Sum Modulation)

    5.Panel Operation Figure 5-26: OSK user interface How to set the parameters of OSK (1) Set carrier wave shape: OSK carrier wave can only be sine wave. Press to set the carrier wave shape. (2) Press the Mode function key, press the NextPage softkey three more times, then press the OSK softkey to enter OSK user interface.
  • Page 50 5.Panel Operation Type Load Carrier wave Modulating wave Parameter 1 Parameter 2 Parameter 3 Figure 5-27: SUM user interface How to set the parameters of SUM (1) Press the Mode function key,press the NextPage softkey three more times,then press the SUM softkey to enter SUM user interface. (2) Select carrier wave shape: The carrier wave can be Sine, Square, or Ramp.

  • Page 51: Utility Function Setting

    5.Panel Operation (7) Set modulation depth: Press the Depth softkey to set the modulation depth. The range is 0% - 100%. Utility Function Setting Press the front panel Utility function key to enter the utility menu. You can set the parameters of the generator such as: display settings, CH1/2 settings, and system settings.

  • Page 52: Ch1/2 Settings

    5.Panel Operation Comma Space Nothing CH1/2 Settings Load For either of Out1 and Out2 connector at the front panel, the generator has a 50Ω fixed serial output impedence. If the actual load does not match the specified value, the voltage level displayed would not match the voltage level of the component under test.

  • Page 53: System Settings

    5.Panel Operation value). When the waveform output is negative, the sync signal is TTL low relative to the 0V voltage (or DC offset value).  For arbitrary waveform, the sync signal is a square wave with a variable duty cycle. When the output waveform amplitude reaches a certain value, the sync signal is TTL high.

  • Page 54: Usb Device Type

    5.Panel Operation USB Device Type The user can set the communication protocol type of the USB Device interface at the rear panel. (1) Press the front panel Utility function key. (2) Press the USB Dev softkey to toggle between PC and USBTMC. ...
  • Page 55 5.Panel Operation Pulse Rising Time 1.953 us Pulse Falling Time 1.953 us Build-in Wave Modulation Waveform Factory Setting Modulation type Modulating Waveform Sine AM Frequency 100 Hz Modulation Depth 100% Modulation Source Internal Modulating Waveform Sine FM Frequency 100 Hz Frequency Deviation 100 Hz Modulation Source...
  • Page 56 5.Panel Operation FSK Rate 100 Hz Hop Frequency 100 Hz Modulation Source Internal 3FSK FSK Rate 100 Hz Hop Frequency 1 100 Hz Hop Frequency 2 100 Hz 4FSK FSK Rate 100 Hz Hop Frequency 1 100 Hz Hop Frequency 2 100 Hz Hop Frequency 3 100 Hz...

  • Page 57: Firmware Update

    5.Panel Operation Slope Positive Counter Factory Setting High Frequency Reject Utility Factory Setting Backlight Screen Saver Screen Saver Time 30 min Thousand Separator Space CH1 load High Z CH2 load High Z synchronization USB device Language Factory Delivery Setting Beeper Firmware Update Use the rear-panel USB port to update your instrument firmware using a USB memory device.

  • Page 58: Counter

    5.Panel Operation Counter The frequency counter measures signals in the frequency range from 100 mHz to 200 MHz. The Counter connector on the rear panel is used by default to receive the frequency counter input signal. The frequency meter works from the start, unless the connector is set to an external clock input or clock output.

  • Page 59: Communication With Pc

    6.Troubleshooting 6. Communication with PC Supports communication with a computer via a USB port. Using the Waveform Editor software installed on the computer, the signal generator can be operated on the computer to control the output and write of the signal generator.

  • Page 60: Specification

     The signal generator is in the calibration internal and has performed a self-calibration. In addition to the specifications marked with the word "Typical", the specifications used are guaranteed. Waveforms Waveforms FG-1302 30 MHz Bandwidth FG-1602 60 MHz FG-1302 125MSa/s...

  • Page 61: Amplitude Characteristics

    Amplitude Characteristics Amplitude Characteristics (not specifically labeled, the load defaults to 50Ω) 2mVpp ~ 20Vpp（≤ 10MHz）High Z 2mVpp ~ 10Vpp（≤ 30MHz）High Z FG-1302 1mVpp ~ 10Vpp（≤ 10MHz）50 Ω 1mVpp ~ 5Vpp（≤ 30MHz）50 Ω Output amplitude 2mVpp ~ 20Vpp（≤ 10MHz）High Z 2mVpp ~ 10Vpp（≤...

  • Page 62: Modulation Characteristics

    Ramp < 1% of peak output Linearity (typical 1 kHz, 1 Vpp, symmetry 50%) Symmetry 0% to 100% Pulse FG-1302 67 ns to 1 Ms Period FG-1602 50 ns to 1 Ms Pulse Width ≥ 24ns Rise and fall time ≥...
  • Page 63 7.Specification Carrier Sine wave, square wave, ramp wave, arbitrary wave (except DC) Modulated signal Internal or external source Internal modulation Sine wave, square wave, ramp wave, white noise waveform Internal amplitude 2 mHz to 100 kHz modulation frequency Depth 0% to 100% DSBAM Carrier Sine wave, square wave, ramp wave, arbitrary wave (except DC)
  • Page 64 7.Specification Internal phase 2 mHz to 1 MHz modulation frequency Offset 0% to Carrier pulse duty cycle Carrier Sine wave, square wave, ramp wave, arbitrary wave (except DC) Modulated signal Internal or external source Internal modulation 50% square wave waveform Internal modulation 0m Vpp to carrier amplitude amplitude...

  • Page 65: Sweep Characteristics

    7.Specification BPSK Carrier Sine wave, square wave, ramp wave, arbitrary wave (except DC) Modulated signal Internal source Internal modulation 50% square wave waveform BPSK rate 2 mHz to 1MHz 0°～360° Phase deviation range Data source 01patt, 10 patt, PN15, PN21 QPSK Carrier Sine wave, square wave, ramp wave, arbitrary wave (except DC)

  • Page 66: Burst Characteristics

    N-cycle trigger Internal, external, manual source Carrier frequency 1 μHz to Maximum frequency of corresponding carrier /2 FG-1302 67 ns ～ 1 Ms（Min = Cycles * Period） N-cycle trigger cycle FG-1602 34 ns ～ 1 Ms（Min = Cycles * Period）...
  • Page 67 7.Specification Display color 65536 colors, 16 bits, TFT Power Voltage 100- 240 VAC，50/60 Hz，CATⅡ Power consumption Less than 20W Fuse 250V, F1AL Environment Working temperature: 0 °C to 40 °C Temperature Storage temperature: -20 °C to 60 °C Less than 35°C: ≤ 90% relative humidity Relative humidity 35°C to 40°C: ≤...
  • Page 68 8.Appendix 9. Appendix Appendix A: Accessories 1 × power cord that meets the standards of the country where you are located  1 × USB communication cable  1 × BNC/Q9 cable  1 x BNC to alligator cable  1 x extra fuse ...

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