Programming Guide

Digital Oscilloscopes Series
59
FUNCTION
FFT_WINDOW,FFTW
Command /Query
DESCRIPTION
The FFT_WINDOW command selects the window
of FFT(Fast Fourier Transform algorithm).
The response to the FFT_WINDOW? query
indicates current window of FFT
COMMAND SYNTAX
FFT_WINDOW <window>
<window > : = {RECT,BLAC,HANN,HAMM}
RECT is short for rectangle.
BLAC is short for Blackman.
HANN is short for hanning.
HAMM is short for hamming
QUERY SYNTAX
FFT_WINDOW?
RESPONSE FORMAT
FFT_WINDOW,<window>
EXAMPLE
The following command sets the FFT window to
hamming:
Command message:
FFTW HAMM