Teledyne LeCroy T3AFG120 User Manual
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Teledyne LeCroy T3AFG120 User Manual

Function/arbitrary waveform generator
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  • Page 1 User Manual T3AFG40-80-120 Series Function/Arbitrary Waveform Generator 1.888.610.7664 www.calcert.com sales@calcert.com...
  • Page 2 Declaration Copyright © Teledyne Test Tools. All rights reserved. Without permission, contents in this manual are not allowed to be copied, extracted or translated. 1.888.610.7664 www.calcert.com sales@calcert.com...
  • Page 3 General Safety Summary Carefully read the following safety precautions to avoid any personal injuries or damages to the instrument and any product connected to it. To avoid potential hazards, please use the instrument as specified. Only qualified technical personnel should service this instrument. Avoid fire or open flame.
  • Page 4 This electronic product is subject to disposal and recycling regulations that vary by country and region. Many countries prohibit the disposal of waste electronic equipment in standard waste receptacles. For more information about proper disposal and recycling of your Teledyne LeCroy product Terms and Symbols The following symbols appear on the product or in its documentation: WARNING High Voltage.
  • Page 5 Introduction of T3AFG40-80-120 The manual covers the following 3 models of the T3AFG Series Function/Arbitrary Waveform Generators: T3AFG40, T3AFG80 and T3AFG120. The T3AFG is a series of dual-channel function/arbitrary waveform generators with specifications of up to 120MHz maximum bandwidth, 1.2GSa/s sampling rate and 16-bit vertical resolution.
  • Page 6 Harmonic waveforms generating function Waveforms combining function High precision Frequency Counter 196 kinds of built-in arbitrary waveforms Standard interfaces: USB Host, USB Device USBTMC , LAN VXI-11 Optional interface: GPIB 4.3‖ touch screen display for easier operation 1.888.610.7664 www.calcert.com sales@calcert.com 31Oct2018...

  • Page 7: Table Of Contents

    Catalog General Safety Summary ................III Introduction of T3AFG40-80-120 ..............V Quick Start ....................1 Handle Adjustment ...............2 The Front/Rear Panel ..............3 To Select a Waveform..............8 To Set Modulation/Sweep/Burst..........12 To Turn On/Off Output ..............14 To Use Numeric Input ..............15 To Use Common Function Keys ..........
  • Page 8 2.12.2 File Type ................ 82 2.12.3 File Operation ..............84 2.13 To Set Utility Function..............88 2.13.1 System Settings ............. 90 2.13.2 Test/Cal................98 2.13.3 Frequency Counter ............. 103 2.13.4 Output ................106 2.13.5 CH Copy/Coupling ............109 2.13.6 Remote Interface ............114 2.13.7 Sync Output ..............120 2.13.8...
  • Page 9 Maintenance summary ............. 159 Contact Teledyne Test Tools ........... 160 Appendix ....................161 Appendix A: Accessories..............161 Appendix B: Daily Maintenance and Cleaning ........162 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 10: Quick Start

    1 Quick Start This chapter covers the following topics: � Handle Adjustment � The Front/Rear Panel � To Select a Waveform � To Set Modulation/Sweep/Burst � To Turn On/Off Output � To Use Numeric Input � To Use Common Function Keys 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 11: Handle Adjustment

    Handle Adjustment To adjust the handle position of T3AFG, please grip the handle by the sides and pull it outward. Then, make the handle rotate to the desired position. Figure 1-1 Viewing Position and Carrying Position 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 12: The Front/Rear Panel

    The Front/Rear Panel This chapter will provide a brief introduction and description for the operation and functions of the front/rear panel. Front Panel The T3AFG has a clear and simple front panel which includes 4.3 inch touch screen, menu softkeys, numeric keyboard, knob, function keys, arrow keys, and channel control area, etc.
  • Page 13 Rear Panel The rear panel provides multiple interfaces, including Counter, 10MHz In/Out, Aux In/Out, LAN, USB Device, Earth Terminal and AC Power Supply Input. 10 MHz Clock Input/Output Counter In/Out Earth Terminal AC Power Supply LAN Interface USB Device Input Figure 1-3 Rear Panel of T3AFG40-80-120 1.888.610.7664 www.calcert.com...
  • Page 14 Touch Screen Display The T3AFG40-120 can only display parameters and waveform of one channel at a time. The picture below shows the interface when CH1 chooses AM modulation of sine waveform. The information displayed may vary depending on the function selected. The entire screen of the T3AFG40-120 is a touch screen.
  • Page 15 3. Basic Waveform Parameters Area Shows the current waveform‘s parameters of each channel. Press Parameter and select the corresponding softkey to highlight the parameter to configure. Then use number keys or knob to change the parameter value. 4. Channel Parameters Area Displays the load and output settings of the currently selected channel.
  • Page 16 This mark indicates current mode is Independent. 7. Menu Shows the menu corresponding to the displayed function. For example, Figure 1-4 Touch Screen Display shows the parameters of ― AM modulation‖. 8. Modulation Parameters Area Shows the parameters of the current modulation function. After selecting the corresponding menu, use number keys or knob to change the parameter value.

  • Page 17: To Select A Waveform

    To Select a Waveform Press Waveforms to enter the menu as Figure 1-5 shows. The example below will help familiarize with the waveform selection settings. Figure 1-5 Waveform Selections 1. Press Waveforms key and then press Sine softkey. The T3AFG40-120 can generate sine waveforms with frequencies from 1μHz to 120MHz.
  • Page 18 Figure 1-7 Square Display Interface 3. Press Waveforms key and then press Ramp softkey. The generator can generate ramp waveforms with frequencies from 1μHz to 1MHz and variable symmetry. By setting Frequency/Period, Amplitude/High level, Offset/Low level, Phase and Symmetry, a ramp waveform with different parameters can be generated.
  • Page 19 a pulse waveform with different parameters can be generated. Figure 1-9 Pulse Display Interface 5. Press Waveforms key and then press Noise softkey. The generator can generate noise with bandwidth from 20MHz to 120MHz. By setting Stdev and Mean, noise with different parameters can be generated. Figure 1-10 Noise Display Interface 6.
  • Page 20 Figure 1-11 DC Display Interface 7. Press Waveforms key and then press Page 1/2, last press the Arb softkey. The generator can generate repeatable arbitrary waveforms with length from 8 to 8M points and frequencies up to 20MHz. By setting Frequency/Period, Amplitude/High level, Offset/Low level, Phase and Arb Mode, an arbitrary signal with different parameters can be generated.

  • Page 21: To Set Modulation/Sweep/Burst

    To Set Modulation/Sweep/Burst As shown in Figure 1-13, there are three keys on the front panel which are used for modulation, sweep and burst settings. The instructions below will help to explain these functions. Figure 1-13 Modulate/Sweep/Burst Key 1. Press Mod, the Modulation function will be enabled. The modulated waveform can be changed by modifying the parameters such as Type, Source, AM Depth, AM Freq, Shape, etc.
  • Page 22 Figure 1-15 Sweep Waveform Display Interface 3. Press Burst, the Burst function will be enabled. Burst signals for sine, square, ramp, pulse or arbitrary waveforms may be generated. Start Phase ranges from 0° to 360° and Burst Period ranges from 1μs to 1000s.

  • Page 23: To Turn On/Off Output

    To Turn On/Off Output As shown in Figure 1-17 there are two keys on the right side of the operation panel which are used to enable / disable the output of the two channels. Choose a channel and press the corresponding Output key, the key backlight will be lighted and the output will be enabled.

  • Page 24: To Use Numeric Input

    To Use Numeric Input As shown in Figure 1-18, there are three sets of keys on the front panel, which are arrow keys, knob and numeric keyboard. The instructions below will help to familiarize you with the digital input selection. Figure 1-18 Front Panel Digital Input 1.

  • Page 25: To Use Common Function Keys

    To Use Common Function Keys As shown in Figure 1-19, there are five keys on the operation panel, which are labelled Parameter, Utility, Store/Recall, Waveforms, and Ch1/Ch2. The instructions below will help to familiarize you with these functions. Figure 1-19 Waveforms Utility and Parameter Key 1.

  • Page 26: Front Panel Operations

    2 Front Panel Operations Up to now, you have got a brief understanding about T3AFG40-120 with the front/rear panel, every function control area and keys. You should also know how to set your Function/Arbitrary Waveform Generator for your usage. If you are not familiar with these operations, you are suggested to read chapter one ‗...

  • Page 27: To Set Sine Waveform

    To Set Sine Waveform Press Waveforms key to select the waveform function and then press the Sine softkey. The sine waveform parameters are set by using the sine operation menu. The parameters available for sine waveforms include frequency/period, amplitude/high level, offset/low level and phase. Different sine signals can be generated by setting these parameters.
  • Page 28 To Set the Frequency/Period Frequency is one of the most important parameters of basic waveforms. For different instrument models and waveforms, the available ranges of frequency are different. For detailed information, please refer to the T3AFG40-120 Datasheet. The default frequency is 1kHz. 1.
  • Page 29 To Set the Amplitude The amplitude setting range is limited by the “Load” and “Frequency/Period” settings. For detailed information, please refer to the T3AFG40-120 Datasheet. 1. Press Waveforms → Sine → Amplitude, to set the amplitude. The amplitude shown on the screen when the instrument is powered on is the default value or the set value of last power down.
  • Page 30 1. Press Waveforms → Sine → Offset, to set the offset. The offset shown on the screen when the instrument is powered on is the default value or the set value of last power down. If you want to set the waveform by low level, press the Offset/LowLevel key again, to switch into the low level parameter (the current operation is displayed in inverse color).
  • Page 31 select the digit to edit, and then use the knob to change its value. Figure 2-5 Setting the Phase Note： When the independent mode is enabled, the phase parameter cannot be modified 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 32: To Set Square Waveform

    To Set Square Waveform Press Waveforms key to select the waveform function, and press the Square softkey. The square waveform parameters are set by using the Square operation menu. The parameters of square waveforms include frequency/period, amplitude/high level, offset/low level, phase and duty. As shown in Figure 2-6, select DutyCycle. The duty cycle parameter area is highlighted in the parameter display window, and users can set the duty cycle value here.
  • Page 33 To Set the Duty Cycle Duty Cycle: The ratio of the amount of time the pulse is in the high state and the waveform‘s period. The duty cycle setting range is limited by the “Frequency/Period” setting. For detailed information, please refer to the T3AFG40-120 Datasheet. The default value is 50%.
  • Page 34 Figure 2-7 Setting the Duty Cycle Note: The methods of setting other parameters of square signal are similar to sine waveform function. 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 35: To Set Ramp Waveform

    To Set Ramp Waveform Press Waveforms key to select the waveform function, and press the Ramp softkey. The ramp waveform parameters are set by using the ramp operation menu. The parameters for ramp waveforms include frequency/period, amplitude/high level, offset/low level, phase and symmetry. As shown in Figure 2-8, in the soft key menu, select Symmetry.
  • Page 36 To Set the Symmetry Symmetry: The percentage that the rising period takes up the whole Period. Input Range: 0~100% Default Value: 50% 1. Press Waveforms → Ramp → Symmetry, to set the symmetry. The symmetry shown on the screen when the instrument is powered on is the default value or the set value of last power down.

  • Page 37: To Set Pulse Waveform

    To Set Pulse Waveform Press Waveforms key to select the waveform function, and press the Pulse softkey. The pulse waveform parameters are set by using the pulse operation menu. The parameters for pulse waveforms include frequency/period, amplitude/high level, offset/low level, width, rise/fall and delay. As shown in Figure 2-10, in the soft key menu, select PulWidth.
  • Page 38 To Set the Pulse Width/DutyCycle Pulse width is defined as the time from the 50% threshold of a rising edge amplitude to the 50% threshold of the next falling edge amplitude (as shown in the figure below). The pulse width setting range is limited by the “Minimum Pulse Width”...
  • Page 39 generator will change the waveform immediately. Figure 2-11 Setting the Pulse Width To Set the Rise/Fall Edge Rise edge time is defined as the duration of the pulse amplitude rising from 10% to 90% threshold, while fall edge time is defined as duration of the pulse amplitude moving down from 90% to 10% threshold.
  • Page 40 Figure 2-12 Setting the Rise Edge Note: The methods of setting other parameters of pulse signal are similar to sine waveform function. 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 41: To Set Noise Waveform

    To Set Noise Waveform Press Waveforms key to select the waveform function, and press the Noise softkey. The noise parameters are set by using the noise operation menu. The parameters for noise include stdev, mean and bandwidth. As shown in Figure 2-13, in the soft key menu, select Stdev, The stdev parameter area is highlighted in the parameter display window, and users can set the stdev value here.
  • Page 42 The stdev shown on the screen when the instrument is powered on is the default value or the set value of last power down. 2. Input the desired stdev. Use the numeric keyboard to input the parameter value directly, and press the corresponding key to select the parameter unit.
  • Page 43 Figure 2-15 Setting the Mean To Set the Bandwidth Press Waveforms → Noise → BandSet and choose “On” to set the bandwidth. The bandwidth shown on the screen when the instrument is powered on is the default value or the set value of last power on. When changing the function, if the current value is valid for the new waveform, it will be used sequentially.
  • Page 44 Figure 2-16 Setting the Bandwidth 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 45: To Set Dc Waveform

    To Set DC Waveform Press Waveforms → Page 1/2 → DC, to enter the following interface. Please note that there is a “DC offset” parameter at the middle of the screen. Figure 2-17 DC Setting Interface Note: The method of setting offset of DC signal is similar to sine waveform function. 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 46: To Set Arbitrary Waveform

    To Set Arbitrary Waveform The Arb signal consists of two types: the system‘s built-in waveforms and the user-defined waveforms. Built-in waveforms are stored in the internal non-volatile memory. Users may also edit the arbitrary waveform with 8 to 8M data points, namely 8pts to 8Mpts. Choose Waveforms →...
  • Page 47 waveform. The instrument outputs an arbitrary waveform which is made up of certain points according to the current frequency Arbitrary Mode Choose Waveforms → Page 1/2 → Arb → Arb Mode and select the output mode. The parameters include sampling rate/frequency, amplitude/high level, offset/ low level and phase.
  • Page 48 To Set the Sampling Rate 1. Press Waveforms → Page 1/2 → Arb → TureArb → Srate, to set the sampling rate parameter. The sampling rate shown on the screen when the instrument is powered on is the default value or the set value of last power on. When setting the function, if the current value is valid for the new waveform, it will be used sequentially.
  • Page 49 There are plenty of built-in Arbitrary Waveforms and user-defined Arbitrary Waveforms inside the generator. To select one of them, follow the instructions below. 1. To Select the Built-in Waveform Choose Waveforms → Page 1/2 → Arb → Arb Type → Built-In to enter the following interface, as shown in Figure 2-21.
  • Page 50 UpRamp UpRamp waveform DnRamp DnRamp waveform SineTra Sine-Tra waveform SineVer Sine-Ver waveform ExpFall ExpFall function ExpRise ExpRise function LogFall LogFall function LogRise LogRise function Sqrt Sqrt function Root3 Root3 function function function Airy Airy function Besselj Bessel I function Bessely Bessel II function Dirichlet Dirichlet function...
  • Page 51 Rayleigh Rayleigh distribution Cauchy Cauchy distribution Cardiac Cardiac signal Quake Analog quake waveform Chirp Chirp signal TwoTone TwoTone signal SNR signal AmpALT Gain oscillation curve AttALT Attenuation oscillation curve RoundHalf RoundHalf Waveform RoundsPM RoundsPM Waveform BlaseiWave Time-velocity curve of explosive oscillation DampedOsc Time-displacement curve of damped oscillation SwingOsc...
  • Page 52 GaussiWin GaussiWin window Triangle Triangle window (Fejer window) BlackmanH BlackmanH window Bartlett-Hann Bartlett-Hann window Bartlett Bartlett window BarthannWin Modified Bartlett-Hann window BohmanWin BohmanWin window ChebWin ChebWin window FlattopWin Flat top weighted window ParzenWin ParzenWin window TaylorWin TaylorWin window TukeyWin TukeyWin (tapered cosine) window Tangent Cotangent...
  • Page 53 SquareDuty02 Square waveform with 2% duty SquareDuty04 Square waveform with 4% duty SquareDuty06 Square waveform with 6% duty SquareDuty08 Square waveform with 8% duty SquareDuty10 Square waveform with 10% duty SquareDuty12 Square waveform with 12% duty SquareDuty14 Square waveform with 14% duty SquareDuty16 Square waveform with 16% duty SquareDuty18...
  • Page 54 SquareDuty72 Square waveform with 72% duty SquareDuty74 Square waveform with 74% duty SquareDuty76 Square waveform with 76% duty SquareDuty78 Square waveform with 78% duty SquareDuty80 Square waveform with 80% duty SquareDuty82 Square waveform with 82% duty SquareDuty84 Square waveform with 84% duty SquareDuty86 Square waveform with 86% duty SquareDuty88...
  • Page 55 LFPulse Waveform of the low frequency pulse electrotherapy Tens1 Waveform 1 of the nerve stimulation electrotherapy Tens2 Waveform 2 of the nerve stimulation electrotherapy Tens3 Waveform 3 of the nerve stimulation electrotherapy Sectional sine AM signal Sectional sine FM signal Sectional pulse FM signal Sectional sine PM signal l Sectional PWM signal...
  • Page 56 Rotate the knob or touch the screen to choose the desired waveform. Then select Recall or press the knob to recall the corresponding waveform. 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 57: To Set Harmonic Function

    To Set Harmonic Function The T3AFG40-120 can be used as a harmonic generator to output harmonics with specified order, amplitude and phase. According to the Fourier transform, a periodic time domain waveform is the superposition of a series of sine waveforms as shown in the equation below: Generally, the component with f frequency is called fundamental waveform, f...
  • Page 58 Table 2-9 Menu Explanations of Harmonic Function Explanations menu Type Set the harmonic type to “odd”, “even” or “all”. Order Set the order of the harmonic. Harmonic Set the amplitude of the harmonic. Ampl Harmonic Set the phase of the harmonic. Phase Cancel Return to the sine parameters menu.
  • Page 59 2. Press Harmonic Ampl to set the amplitude of the harmonic selected. Use the arrow keys and knob to change the value. Or use the numeric keyboard to input the amplitude value and then select the desired unit from the pop-up menu.

  • Page 60: To Set Modulation Function

    To Set Modulation Function Use the Mod key to generate modulated waveforms. The T3AFG40-120 can generate AM, FM, ASK, FSK, PSK, PM, PWM and DSB-AM modulated waveforms. Modulating parameters vary with the types of the modulation. In AM, users can set the source (internal/external), depth, modulating frequency, modulating waveform and carrier.
  • Page 61 2.9.1 AM The modulated waveform consists of two parts: the carrier and the modulating waveform. In AM, the amplitude of the carrier varies with the instantaneous voltage of the modulating waveform. Press Mod → Type → AM, the parameters of AM modulation are shown in Figure 2-24.
  • Page 62 Set the modulating waveform frequency. Frequency AM Freq range: 1mHz~1MHz (internal source only). To Select Modulation Source The T3AFG40-120 can accept modulating signal from an internal or external modulation source. Press Mod → AM → Source to select “Internal” or “External”...
  • Page 63 panel using a dual BNC cable. 2. Select CH1 and press Mod to select the desired modulation type as well as set the corresponding parameters, and then select external modulation source. 3. Select CH2 and select the desired modulating waveform and set the corresponding parameters.

  • Page 64: Dsb-Am

    2.9.2 DSB-AM DSB-AM is an abbreviation for Double-Sideband Suppressed Carrier – Amplitude Modulation. Press Mod → Type → DSB-AM. The parameters of DSB-AM modulation are shown in Figure 2-25. Figure 2-25 Setting Interface of DSB-AM Modulation Table 2-11 Menu Explanations of the DSB-AM Parameters Function Settings Explanation...
  • Page 65 Note: The methods of setting the parameters of DSB-AM are similar to AM. 1.888.610.7664 www.calcert.com sales@calcert.com...
  • Page 66 2.9.3 FM The modulated waveform consists of two parts: the carrier and the modulating waveform. In FM, the frequency of the carrier varies with the instantaneous voltage of the modulating waveform. Press Mod → Type → FM, the parameters of FM modulation are shown in Figure 2-26 Figure 2-26 Setting Interface of FM Modulation Table 2-12 Menu Explanations of the FM Parameters...
  • Page 67 Set the modulating waveform frequency. Frequency FM Freq range 1mHz~1MHz (internal source). To Set Frequency Deviation Press FM Dev to highlight the parameter, and then use the numeric keyboard or arrow keys and knob to input the desired value. � The deviation should be equal to or less than the carrier frequency. �...
  • Page 68 2.9.4 PM The modulated waveform consists of two parts: the carrier and the modulating waveform. In PM, the phase of the carrier varies with the instantaneous voltage level of the modulating waveform. Press Mod → Type → PM, the parameters of PM modulation are shown in Figure 2-27.
  • Page 69 Set the modulating waveform frequency. Frequency PM Freq range: 1mHz~1MHz. To Set Phase Deviation Press Phase Dev to highlight the parameter, and then use the numeric keyboard or arrow keys and knob to input the desired value. � Use the numeric keyboard or arrow keys and knob to input the desired value.

  • Page 70: Fsk

    2.9.5 FSK The FSK is Frequency Shift Keying, the output frequency of which switches between two preset frequencies (carrier frequency and the hop frequency or sometimes known as mark frequency (1) and space frequency (0)). Press Mod → Type → FSK, the parameters of FSK modulation are shown in Figure 2-28.
  • Page 71 frequency”. � Use the numeric keyboard or arrow keys and knob to input the desired value. � The key frequency ranges from 1mHz to 1MHz. � When external modulation source is selected, this menu is hidden. To Set Hop Frequency The range of the hop frequency depends on the carrier frequency currently selected.

  • Page 72: Ask

    2.9.6 ASK When using ASK (Amplitude Shift Keying), the carrier frequency and key frequency will need to be set. The key frequency is the shift rate of modulated waveform amplitude. Press Mod → Type → ASK, the parameters of ASK modulation are shown in Figure 2-29.

  • Page 73: Psk

    2.9.7 PSK When using PSK (Phase Shift Keying), configure the generator to “shift” its output phase between two preset phase values (carrier phase and modulating phase). The default modulating phase is 180°. Press Mod → Type → PSK, the parameters of PSK modulation are shown in Figure 2-30.
  • Page 74 The methods of setting the parameters of PSK are similar to AM. In addition, the external modulating signal of PSK must be Square which complies with the CMOS level specification. 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 75: Pwm

    2.9.8 PWM In PWM (Pulse Width Modulation), the pulse width of the pulse varies with the instantaneous voltage of the modulating waveform. The carrier can only be pulse. Press Waveforms → Pulse → Mod, the parameters of PWM modulation are shown in Figure 2-31 Figure 2-31 Setting Interface of PWM Modulation Table 2-17 Menu Explanations of the PWM Parameters...
  • Page 76 Set the modulating waveform frequency. Frequency PWM Freq range: 1mHz~1MHz (internal source only). To Set Pulse Width/Duty Deviation Width Deviation represents the variation of the modulated waveform pulse width relative to the original pulse width. Press Width Dev to highlight the parameter, and use the numeric keyboard or arrow keys and knob to input the desired value, as shown in the Figure 2-32.
  • Page 77 Figure 2-33 Duty Deviation Setting Interface � The duty deviation cannot exceed the current pulse duty cycle. � The duty deviation is limited by the minimum duty cycle and current edge time setting. ��Duty deviation and width deviation are correlative. Once a parameter is changed, the other will be automatically changed.

  • Page 78: To Set Sweep Function

    2.10 To Set Sweep Function In the sweep mode, the generator steps from the start frequency to the stop frequency in the sweep time specified by the user. The waveforms that support sweep include sine, square, ramp and arbitrary. Press Sweep key to enter the following menu. Set the waveform parameters by using the operation menu.
  • Page 79 Page Enter the next page. Figure 2-35 Setting Interface of Sweep (Page 2/2) Table 2-19 Menu Explanations of Sweep (Page 2/2) Function Settings Explanation Menu Linear Set the sweep with linear profile. Type Set the sweep with logarithmic profile. Sweep upward. Direction Down Sweep downward.
  • Page 80 � Choose Direction → Up, the generator will sweep from Start frequency to Stop frequency. � Choose Direction → Down, the generator will sweep from Stop frequency to Start frequency. Center Frequency and Frequency Span Center Frequency = (|Start Frequency + Stop Frequency|)/2 Frequency Span = Stop Frequency –...
  • Page 81 Log Sweep In log sweep, the output frequency of the instrument varies in a logarithmic fashion, that is, the output frequency changes in the way of ‘decade per Second’. Choose Sweep → Page 1/2 → Type → Log, there is an exponential function curve displayed on the waveform on the screen, indicating that the output frequency changes in a logarithmic mode.
  • Page 82 from the [Aux In/Out] connector at the rear panel when external trigger is selected. A sweep will be generated once the connector receives a CMOS pulse with specified polarity. To set the CMOS pulse polarity, choose Edge to select ‘Up’ or ‘Down’. 3.

  • Page 83: To Set Burst Function

    2.11 To Set Burst Function The Burst function can generate versatile waveforms in n this mode. Burst times can last a specific number of waveform cycles (N-Cycle mode), or when an external gated signals (Gated mode) is applied. Any waveform (except DC) may be used as the carrier, but noise can only be used in Gated mode.
  • Page 84 Figure 2-38 N-Cycle Burst Interface (Page 1/2) Table 2-21 Menu Explanations of the N-Cycle Burst (Page 1/2) Function Settings Explanation Menu NCycle Use the N-Cycle mode. Cycles Set the number of the bursts in N-Cycle. Infinite Set the number of the bursts in N-Cycle to be infinite. Start Phase Set the start phase of the burst.
  • Page 85 Figure 2-39 N-Cycle Burst Interface (Page 2/2) Table 2-22 Menu Explanations of the N-Cycle Burst (Page2/2) Function Settings Explanation Menu Delay Set the delay time before the burst starts. Disable trigger out. Trig Out Enable trigger out. Page Return to the previous page. Infinite In infinite mode, the cycle number of the waveform is set as an infinite value.
  • Page 86 Figure 2-40 Infinite Burst Interface Gated In gated mode, the generator controls the waveform output according to the gate signal level. When the gated signal is ‘true’, the generator outputs a continuous waveform. When the gated signal is ‘false’, the generator first completes the output of the current period and then stops.
  • Page 87 Table 2-23 Menu Explanations of the Gated Burst Function Settings Explanation Menu Gated Use the gated mode. Positive Polarity Set the polarity for the gated signal. Negative Start Phase Set the start phase of the burst. Burst Period Set the burst Period. Internal Choose internal source as a trigger.
  • Page 88 Delay Set the time delay between the trigger input and the start of the N-Cycle burst. Burst Trigger Source The burst trigger source can be internal, external or manual. The generator will generate a burst output when a trigger signal is received and then wait for the next trigger source.

  • Page 89: To Store And Recall

    2.12 To Store and Recall T3AFG40-120 can store the current instrument state and user-defined arbitrary waveform data in internal or external memory and recall them when needed. Press Store/Recall to enter the following interface. Figure 2-42 Store/Recall Interface (Page 1/2) Table 2-24 Menu Explanations of Save and Recall Function Settings...

  • Page 90: Storage System

    Figure 2-43 Store/Recall Interface (Page 2/2) Table 2-25 Menu Explanations of Save and Recall Function Settings Explanation Menu Copy Copy the selected file. Paste Paste the selected file. Cancel Exit the Store/Recall interface. Page Return to the previous page. 2.12.1 Storage System The T3AFG40-120 provides an internal non-volatile memory (C Disk) and a USB Host interface for external memory.
  • Page 91 device connected.”, as shown in Figure 2-44. After removing the U-Disk, the screen will display a prompt message “USB device removed.” And “USB Device (0:)” in the storage menu will disappear. Figure 2-44 Storage System Note: The T3AFG40-120 can only identify files of which filenames consist of English letters, number and underscore.

  • Page 92: File Type

    2.12.2 File Type Choose Store/Recall → File Type to select the desired file type. Available file types are State File and Data File. State File Store the instrument state in internal or external memory in “*.xml” format. The state file stored includes waveform parameters and modulation, sweep, burst parameters of two channels and utility parameters.

  • Page 93: File Operation

    2.12.3 File Operation To Save the Instrument State Users can store the current instrument state in internal and external memories. The storage will save the selected function (including the basic waveform parameters, modulation parameters and other utility settings used.) To save the instrument state, the procedures are given as followed: 1.
  • Page 94 Table 2-26 Menu Explanation of File Storage Function Settings Explanation Menu Cursor upward to select. Down Cursor downward to select. Select Select the current character. Delete Delete the current character. Save Store the file with the current name. Cancel Return to the store/Recall interface. Select the character Users can select the desired character from the virtual soft keyboard by using the knob or Up and Down menus.
  • Page 95 2. Choose the file to be recalled. Rotate the knob or click the touch screen to select the file you want to recall. 3. Recall the file. Choose Recall, press the knob or click the location of the file on the screen, the generator will recall the selected file and display corresponding prompt message when the file is read successfully.
  • Page 96 Rotate the knob to select USB Device (0:) and press the knob to open its directory. Then rotate the knob to select the file you want to copy and press Page 1/2 → Copy. 3. Paste the file. Rotate the knob to select Local (C:) and press the knob to open its directory. Then press Paste.

  • Page 97: To Set Utility Function

    2.13 To Set Utility Function With the Utility function, the user can set the parameters of the generator such as Sync, Interface, System Setting, Self Test and Frequency Counter, etc. Press Utility to enter the utility menu, as shown in Figure 2-46 and Figure 2-47.
  • Page 98 Figure 2-47 Utility Setup Interface (Page 2/2) Table 2-28 Menu Explanations of Utility (Page2/2) Function Settings Explanation Menu Interface Set the parameters of remote interfaces. Sync Set the sync output. Internal CLKSource Choose the system clock source. External Help View the help information. OverVoltage Turn on/off the over voltage protection function.

  • Page 99: System Settings

    2.13.1 System Settings Press Utility → System, to enter the following interface. Figure 2-48 System Setup Interface (Page 1/2) Table 2-29 Menu Explanations of System Setup (Page 1/2) Function Settings Explanation Menu Number Set the number format. format English Language Set the language.
  • Page 100 Figure 2-49 System Setup Interface (Page 2/2) Table 2-30 Menu Explanations of System Setup (Page 2/2) Function Settings Explanation Menu 1min 5min 15min 30min Enable or disable the screen saver. ScrnSvr 1hour 2hour 5hour Disable the screen saver. System Info View the system information Firmware Update the firmware by the U-disk.
  • Page 101 Figure 2-50 Set the Number Format Table 2-31 Menu Explanations of Setting the Number Format Function Settings Explanation Menu Use dot to represent decimal point; Point Use comma to represent decimal point. Enable the Separator; Separator Close the Separator; Space Use Space as the separator.
  • Page 102 English Interface Figure 2-51 English Interface Chinese Interface Figure 2-52 Chinese Interface 3. Power On Choose the T3AFG40-120‘s setting when the generator is powered on. Two choices are available: the default setting and the last settings set when the unit was last powered down.
  • Page 103 � Last: includes all system parameters and states, except channel output state. � Default: denotes the factory defaults except certain parameters (such as Language). 4. Set to Default Press Utility → System → Set To Default, to set the system to the default setting.
  • Page 104 Direction ↑ Burst Default Burst Period 10ms Start Phase 0° Cycles 1Cycle Trig Out Delay 521ns Trigger Default Source Internal 5. Beeper Enable or disable the beeper. Press Utility →System → Beeper to select “On” or “Off” and the default is “On”. 6.
  • Page 105 T3AFG120 Figure 2-53 System Information Interface 8. Update The software version and configuration file of the generator can be updated directly via U-disk. Follow the steps below: 1. Insert U-disk with firmware update file (*.ADS) and configuration file (*.CFG) to USB host interface on the front panel of the generator. 2.
  • Page 106 9. Built-in Help System The T3AFG40-120 provides a built-in help system, by which users can view the help information at any time when operating the instrument. Press Utility System → Page 1/2 → Help to enter the following interface. Figure 2-54 Help Menu Figure 2-55 Help Menu Explanations Function Explanation...

  • Page 107: Test/Cal

    2.13.2 Test/Cal Choose Utility → Test/Cal, to enter the following interface. Figure 2-56 Test/Cal function Menu Table 2-33 Menu Explanations of Test/Cal Setting Function Explain Menu SelfTest Perform a system self-test. TouchCal Do a touch screen calibration. Return Return to the Utility menu. Self Test Press Utility →...
  • Page 108 Figure 2-57 Self T est Interface Table 2-34 Menu Explanations of Self Test Function Explain Menu ScrTest Run screen test program. KeyTest Run keyboard test program. LEDTest Run key indicator lights test program. BoardTest Run hardware circuit self-test program. Cancel Return to the Test/Cal menu.
  • Page 109 Figure 2-58 Screen Test Interface 2. Key Test Select KeyTest to enter the keyboard test interface, the on-screen white rectangle shapes represent the front panel keys. The circle between two arrows represents the knob. Test all keys and knob and also verify that all the backlight keys illuminate correctly.
  • Page 110 shapes represent the front panel keys. The prompt message ‘Please press ‘7‘ Key to continue, press ‘8‘ Key to exit.‘ is displayed. Press the ‘7‘ key continuously for testing and when a key is lit, the corresponding area on the screen will display in blue color.
  • Page 111 Press Utility → Test/Cal → TouchCal, to enter the following interface. Figure 2-62 Touch Adjust Interface According to the message, click the red circle on the upper left corner, upper right corner, lower left corner and lower right corner of the screen in sequence. After touch calibration is done, the system will display the following tip.

  • Page 112: Frequency Counter

    2.13.3 Frequency Counter The T3AFG40-120 provides a frequency counter which could measure frequencies between 100mHz to 200MHz. The dual channels can still output normally when the counter is enabled. Press Utility → Counter, to enter the following interface. Figure 2-64 Frequency Counter Interface Table 2-35 Menu Explanations of Frequency Counter Function Settings...
  • Page 113 Figure 2-65 Counter Setup Interface Table 2-36 Menu Explanations of Setup Function Settings Explanation Menu Set the coupling mode to DC Mode Set the coupling mode to AC Open the high frequency rejection filter. Close the high frequency rejection filter. Default Set the frequency counter settings to default.
  • Page 114 Choose TrigLev and use the numeric keyboard to input the desired value and select the unit (V or mV) from the pop-up menu. Or use the knob and arrow keys to change the parameter value. 4. Coupling Mode Sets the coupling model of the input signal to “AC” or “DC”. The default is “AC”.

  • Page 115: Output

    2.13.4 Output Press Utility → Output to enter the following interface. Figure 2-66 Output Setup Interface Load For the [CH1] and [CH2] connectors on the front panel, the generator has an output impedance of 50Ω. If the actual load does not match the set load, the displayed voltage will not be the same as the output voltage.
  • Page 116 Note：Continue pressing the corresponding output key for two seconds to switch between High Impedance and 50Ω. Polarity Press Utility → Output Setup → Polarity to set the output signal as normal or inverted. The waveform‘s inversion is relative to the offset voltage, as shown in the following figure.
  • Page 117 waveform of CH2 in the general mode while the waveform of CH1+CH2 can be output in the combined mode. Press Utility → Output Setup → Wave Combine to enter the waveforms combining interface, as shown in the following figure. Figure 2-67 Waveforms Combining Interface Table 2-37 Menu Explanations of Wave Combine Function Settings...

  • Page 118: Copy/Coupling

    2.13.5 CH Copy/Coupling Channel Copy The T3AFG40-120 supports state and waveform copy function between its two channels. That is to say, it copies all parameters and states (including the channel output state) and arbitrary waveform data of one channel to the other one.
  • Page 119 Note: Channel coupling or track function and channel copy function are mutually exclusive. When channel coupling or track function is enabled, the menu Channel Copy is not available. Channel Coupling The T3AFG40-120 supports frequency, amplitude and phase coupling. Users can set the frequency deviation/ratio, amplitude deviation/ratio or phase deviation /ratio of the two channels.
  • Page 120 2. To Select Frequency Coupling Mode Press FreqMode to choose “Deviation” or “Ratio”, and then use the numeric keyboard or knob and arrow keys to input the desired value. ��Deviation: the frequency deviation between CH1 and CH2. The resulting signal is represented by: FreqCH2-FreqCH1=FreqDev. ��Ratio: the frequency ratio of CH1 and CH2.
  • Page 121 is changed, the phase of the other channel will be changed accordingly. At this point, aligning phase between the two channels can be achieved without executing the Eqphase operation. 3. Channel coupling and channel function are mutually exclusive. When channel coupling is enabled, the menu Channel Copy is hidden. Channel Track When the track function is enabled, by changing the parameters or states of CH1, the corresponding parameters or states of CH2 will be adjusted to the...
  • Page 122 Figure 2-71 Phase Deviation Interface 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 123: Remote Interface

    2.13.6 Remote Interface The T3AFG40-120 can be controlled remotely via USB and LAN interfaces. Users can set the corresponding interface according to their needs. Press Utility → Page 1/2 → Interface to open the following menu. The user can set LAN parameters. Figure 2-72 Interface Settings Table 2-39 Menu Explanations of Interface Function...
  • Page 124 (Standard Commands for Programmable Instruments). For more information about the commands and programming, please refer to “Remote Control Manual”. 2. PC software Users can use the PC software Measurement & Automation Explorer of NI (National Instruments Corporation) to send commands to control the instrument remotely.
  • Page 125 Remote Control via LAN The T3AFG40-120 can communicate with a PC through LAN interface. Users can view and modify the LAN parameters. 1. Connect the device. Connect the generator to your PC or the LAN of your PC using a network cable.
  • Page 126 Press IP Address and use the arrow keys and numeric keyboard or knob to enter your desired IP address. The setting is stored in non-volatile memory and will be loaded automatically when the generator is powered on at the next time. 2) To Set Subnet Mask The format of subnet mask is nnn.nnn.nnn.nnn and each nnn ranges from 0 to 255.
  • Page 127 4) DHCP Configuration Mode In DHCP mode, the DHCP server in the current network assigns LAN parameters, e.g. IP address, for the generator. Press DHCP to select “On” or “Off” to turn DHCP mode on or off. The default is “Off”. 3.

  • Page 128: Sync Output

    2.13.7 Sync Output The generator provides Sync output through the [Aux In/Out] connector on the rear panel. When the synchronization is on, the port can output a CMOS signal with the same frequency as basic waveforms (except Noise and DC), arbitrary waveforms, and modulated waveforms (except external modulation).
  • Page 129 2) When the frequency of the waveform is greater than 10MHz, there is no sync signal output. 3) Noise and DC: there is no sync signal output. Modulated Waveform 1) When internal modulation is selected, the sync signal is a Pulse with 50ns pulse width.

  • Page 130: Clock Source

    2.13.8 Clock Source The T3AFG40-120 provides an internal 10MHz clock source. It also can accept external clock source form the [10 MHz In/Out] connector at the rear panel. It can also output the clock source from the [10 MHz In/Out] connector for other devices.

  • Page 131: Mode

    2.13.9 Mode Press Utility → Page 1/2 → Mode to enter the mode setup Interface, as shown in Figure 2-76. Figure 2-76 Mode Setup Interface Phase-locked Mode When changing the frequency, the DDSs of both channels reset, and the phase deviation between CH1 and CH2 is maintained. Figure 2-77 Phase-locked Mode 1.888.610.7664 www.calcert.com...
  • Page 132 Independent Mode When changing the frequency, neither channels‘ DDS resets and the phase deviation between CH1 and CH2 changes at random. When the independent mode is enabled, the phase parameter cannot be modified and the menu Phase is hidden, as shown in Figure 2-78. Figure 2-78 Independent Mode 1.888.610.7664 www.calcert.com...

  • Page 133: Overvoltage Protection

    2.13.10 Overvoltage Protection Choose Utility → Page 1/2 → OverVoltage Protection to turn on or off the function, as shown in the following figure. Figure 2-79 Overvoltage Protection Interface If the state is set to ON, overvoltage protection of CH1 and CH2 will take effect once any of the following conditions is met.

  • Page 134: Examples

    3 Examples To help the user master how to use the T3AFG40-120 more efficiently, we provide some examples in detail. All the examples below use the default setting of the instrument except in special cases. This chapter includes the following topics: �...

  • Page 135: Example 1: Generate A Sine Waveform

    Example 1: Generate a Sine Waveform Generate a sine waveform with 1MHz frequency, 5Vpp amplitude and 1Vdc offset. ��Steps: ��Set the frequency. 1. Press Waveforms → Sine →Frequency/Period and choose Frequency which will display in blue color. 2. Input ‘1‘ from the keyboard and choose the unit ‘MHz‘. The frequency is set to 1MHz.
  • Page 136 When the frequency, amplitude and offset are set, the waveform generated is shown in Figure 3-1. Figure 3-1 Generate a Sine Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 137: Example 2: Generate A Square Waveform

    Example 2: Generate a Square Waveform Generate a square waveform with 5kHz frequency, 2Vpp amplitude, 1Vdc offset and 30% duty cycle. ��Steps: ��Set the frequency. 1. Press Waveforms → Square → Frequency/Period and choose Frequency which will display in blue color. 2.
  • Page 138 When the frequency, amplitude, offset and duty cycle are set, the waveform generated is shown in Figure 3-2. Figure 3-2 Generate a Square Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 139: Example 3: Generate A Ramp Waveform

    Example 3: Generate a Ramp Waveform Generate a ramp waveform with 10μs period, 100mVpp amplitude, 20mVdc offset, 45° phase and 30% symmetry. ��Steps: ��Set the Period. 1. Press Waveforms → Ramp → Frequency/Period and choose Period which will display in blue color. 2.
  • Page 140 When the period, amplitude, offset, phase and symmetry are set, the waveform generated is shown in Figure 3-3. Figure 3-3 Generate a Ramp Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 141: Example 4: Generate A Pulse Waveform

    Example 4: Generate a Pulse Waveform Generate a pulse waveform with 5kHz frequency, 5V high level, -1V low level, 40μs pulse width and 20ns delay. ��Steps: ��Set the Frequency. 1. Press Waveforms → Pulse → Frequency/Period and choose Frequency, which will display in blue color. 2.
  • Page 142 2. Input ‘20‘ from the keyboard and choose the unit ‘ns‘. The delay is set to 20ns. When the frequency, high level, low level, pulse width and delay are set, the waveform generated is shown in Figure 3-4. Figure 3-4 Generate a Pulse Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 143: Example 5: Generate A Noise

    Example 5: Generate a Noise Generate a noise with 0.5V stdev and 1 V mean. ��Steps: ��Set the Stdev. 1. Press Waveforms → Noise → Stdev to choose Stdev which will display in blue color. 2. Input ‘0.5‘ from the keyboard and choose the unit ‘V‘. The stdev is set to 0.5 V.

  • Page 144: Example 6: Generate A Dc Waveform

    Example 6: Generate a DC Waveform Generate a DC waveform with 3Vdc offset, ��Steps: ��Choose the DC waveform. 1. Press Waveforms →Page 1/2→ DC, to choose the DC waveform. ��Set the Offset. 1. Press Offset and choose Offset which will display in blue color. 2.

  • Page 145: Example7: Generate A Linear Sweep Waveform

    Example7: Generate a Linear Sweep Waveform Generate a sine sweep waveform whose frequency starts at 100Hz and sweeps to a frequency of 10KHz. Use internal trigger mode, linear sweep, and a sweep time of 2s. ��Steps: ��Set the sweep function. Press Waveforms and choose the sine waveform as the sweep function.
  • Page 146 Press Type and choose Linear. When all parameters above are set, the linear sweep waveform generated is shown in Figure 3-7. Figure 3-7 Generate a Linear Sweep Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 147: Example 8: Generate A Burst Waveform

    Example 8: Generate a Burst Waveform Generate a burst waveform with 5 cycles. The burst period is 3ms. Use internal trigger and 0° start phase. ��Steps: ��Set the burst function. Press Waveforms, and choose the sine waveform as the burst function. ��Set the frequency, amplitude and offset.
  • Page 148 ��Set the burst cycle. Press Cycle, Input ‘5‘ from the keyboard and choose the unit ‘Cycle‘ to set the burst cycle count to 5. ��Set the delay. Press Page 1/2 to choose Delay, and input ‘100‘ from the keyboard and choose the unit ‘μs‘...

  • Page 149: Example 9: Generate An Am Modulation Waveform

    3.9 Example 9: Generate an AM Modulation Waveform Generate an AM modulation waveform with 80% depth. The carrier is a sine wave with 10kHz frequency, and the modulating wave is a sine wave with 200Hz frequency. ��Steps: ��Set the frequency, amplitude and offset of the carrier wave. 1.
  • Page 150 When all parameters above are set, the waveform generated is shown in Figure 3-9. Figure 3-9 Generate an AM Modulation Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 151: Example 10: Generate A Fm Modulation Waveform

    3.10 Example 10: Generate a FM Modulation Waveform Generate a FM modulation waveform, the carrier is a sine wave with 10kHz frequency, and the modulating wave is a sine wave with 1Hz frequency and 2kHz frequency deviation. ��Steps: ��Set the frequency, amplitude and offset of the carrier wave. 1.
  • Page 152 When all parameters above are set, the waveform generated is shown in Figure 3-10. Figure 3-10 Generate a FM Modulation Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 153: Example 11: Generate A Pm Modulation Waveform

    3.11 Example 11: Generate a PM Modulation Waveform Generate a PM modulation waveform, the carrier is a sine wave with 10kHz frequency, and the modulating wave is a sine wave with 2kHz frequency and 90° phase deviation. ��Steps: ��Set the frequency, amplitude and offset of the carrier wave. 1.
  • Page 154 When all parameters above are set, the waveform generated is shown in Figure 3-11. Figure 3-11 Generate a PM Modulation Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 155: Example 12: Generate A Fsk Modulation Waveform

    3.12 Example 12: Generate a FSK Modulation Waveform Generate a FSK modulation waveform with 200Hz key frequency. The carrier is a sine wave with 10kHz frequency, and the hop frequency is 500Hz. ��Steps: ��Set the frequency, amplitude and offset of the carrier wave. 1.
  • Page 156 When all parameters above are set, the waveform generated is shown in Figure 3-12. Figure 3-12 Generate a FSK Modulation Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 157: Example 13: Generate An Ask Modulation Waveform

    3.13 Example 13: Generate an ASK Modulation Waveform Generate an ASK modulation waveform with 500Hz key frequency. The carrier is a sine wave with 5kHz frequency. ��Steps: ��Set the frequency, amplitude and offset of the carrier wave. 1. Press Waveforms, and choose the sine waveform as the carrier wave 2.
  • Page 158 When all parameters above are set, the waveform generated is shown in Figure 3-13 Figure 3-13 Generate an ASK Modulation Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 159: Example 14: Generate A Psk Modulation Waveform

    3.14 Example 14: Generate a PSK Modulation Waveform Generate a PSK modulation waveform with 200Hz key frequency. The carrier is a sine wave with 1kHz frequency. ��Steps: ��Set the frequency, amplitude and offset of the carrier wave. 1. Press Waveforms, and choose the sine waveform as the carrier wave 2.
  • Page 160 When all parameters above are set, the waveform generated is shown in Figure 3-14. Figure 3-14 Generate a PSK Modulation Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 161: Example 15: Generate A Pwm Modulation Waveform

    3.15 Example 15: Generate a PWM Modulation Waveform Generate a PWM modulation waveform with 200Hz key frequency. The carrier is a pulse wave with 5kHz frequency. ��Steps: ��Set the frequency, amplitude and offset of the carrier wave. 1. Press Waveforms , and choose the Pulse waveform as the carrier wave 2.
  • Page 162 When all parameters above are set, the waveform generated is shown in Figure 3-15. Figure 3-15 Generate a PWM Modulation Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 163: Example 16: Generate A Dsb-Am Modulation Waveform

    3.16 Example 16: Generate a DSB-AM Modulation Waveform Generate a DSB-AM modulation waveform with 100Hz modulating frequency. The carrier is a sine wave with 2kHz frequency. ��Steps: ��Set the frequency, amplitude and offset of the carrier wave. 1. Press Waveforms, and choose the sine waveform as the carrier wave. 2.
  • Page 164 When all parameters above are set, the waveform generated is shown in Figure 3-16. Figure 3-16 Generate a DSB-AM Modulation Waveform 1.888.610.7664 www.calcert.com sales@calcert.com...

  • Page 165: Troubleshooting

    Teledyne Test Tools sales representative. If the shipping container is damaged, or the cushioning materials show signs of stress, notify the carrier as well as the Teledyne Test Tools sales department. Keep the shipping materials for carrier‘s inspection. 3. Check the accessories.

  • Page 166: Troubleshooting

    (2) Ensure the power switch is turned on. (3) After the inspections above, restart the generator. (4) If the generator still doesn‘t work after checking, please contact Teledyne Test Tools. 2. If there is no waveform output after setting the parameters, please do as the following steps: (1) Check whether the BNC cable has a good connection to the output port.

  • Page 167: Service And Support

    Teledyne Test Tools warrants that the products it manufactures and sells will be free from defects in materials and workmanship for three years from the date of shipment from an authorized Teledyne Test Tools distributor. If a product is proved to be defective within the warranty period, Teledyne Test Tools will provide repair or replace the unit as described in the complete warranty statement.
  • Page 168 6 Appendix Appendix A: Accessories T3AFG40-120 Series Function/Arbitrary Waveform Generator Accessories: Standard Accessories: � Calibration Report � Power cord that fits the standard of the destination country � USB Cable � BNC Coaxial Cable 1.888.610.7664 www.calcert.com sales@calcert.com...
  • Page 169 Appendix B: Daily Maintenance and Cleaning Daily Maintenance Do not store or leave the instrument in where the display screen will be exposed to direct sunlight for a long period of time. CAUTION: To avoid damage to the instrument, do not expose it to spray, liquid, or solvent.
  • Page 170 © 2018 Teledyne Test Tools is a brand and trademark of Teledyne LeCroy Inc. All rights reserved. Specifications,prices,availability and delivery subject to change without notice. Product brand or brand names are trademarks or requested trademarks of their respective holders.

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