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3. To adjust PWM frequency, select PWM Freq option from the menu. PWM frequency
parameter will be highlighted by the cursor on the first digit. Use the rotary knob or
the numeric keypad to enter the modulating frequency.
PWM Freq adjustable range: 2 mHz – 20 kHz
Note: Adjustable range is dependent on the carrier frequency.
4. Select Width Dev to adjust the pulse width deviation. Use the rotary knob or the
numeric keypad to enter the frequency.
Note: Width deviation adjustable range is dependent on the carrier frequency.
5. Select Shape to choose the shape of the modulating waveform. Options are: Sine,
Square, Triangle, UpRamp, DnRamp, Noise, Arb.
UpRamp = Upward ramp waveform
DnRamp = Downward ramp waveform
Arb = This will be the waveform that is currently loaded from within the arb function
menu. To change, follow the instructions in the previous section.
6. Select Source and choose between Internal or External.
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