GW Instek GBS-1000 Series User Manual - Manual (Page 77)

MEASUREMENT
77
6. To move the FFT/FFT rms
waveform vertically, press
F4 (Position) and use the
Variable knob.
Position
0.00 Div
F 4
Range –12.00 Div ~ +12.00 Div
7. To select the vertical scale of
FFT waveform, press F5
(Unit/Div) repeatedly.
To select the vertical scale of
the FFT rms waveform, use
the VOLTS/DIV knob of the
selected source channel.
FFT:
Unit/Div
1dB
F 5
FFT rms:
Range 1, 2, 5, 10, 20 dB/Div
RMS Voltage
8. To clear the FFT/FFT rms
result from the display,
press the Math key again.
MATH