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MEASUREMENT
83
Hamming FFT
Window
Frequency resolution
Good
Amplitude resolution
Not good
Suitable for....
Frequency measurement on
periodic waveforms
Rectangular FFT
Window
Frequency resolution
Very good
Amplitude resolution
Bad
Suitable for....
Single-shot phenomenon
(this mode is the same as
having no window at all)
Blackman FFT
Window
Frequency resolution
Bad
Amplitude resolution
Very good
Suitable for....
Amplitude measurement on
periodic waveforms
Addition/Subtraction/Multiplication/Division
Panel Operation
1. Press the Math key.
M
2. Press the Math key on the lower
bezel.
3. Select Source 1 from the side menu
Range
CH1~4, Ref~4
4. Press Operator to choose the math
operation.
Range
+, -, ×, ÷
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