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4.Advanced User Guidebook
Window
Hamming
Rectangle
Blackman
Hanning
Kaiser
Bartlett
Select window for FFT.
Format
V RMS
Decibels
Radian
Degrees
V RMS and Decibels are
Hori (Hz)
Position value
Time base value/
Switch to select the horizontal position or
time base of the FFT waveform, turn the
M knob to adjust it
Vertical
Position value
Division value/
Switch to select the vertical position or
vertical
division of the FFT waveform,
turn the M knob to adjust it
User
Function
Intg, Diff, Sqrt, and user defined function
DIR
channel
CH1
CH2
Select channel
type
low-pass
Only the signals whose frequencies are
lower than the current cut-off frequency
can pass the filter.
high-pass
Only the signals whose frequencies are
greater than the current cutoff frequency
can pass the filter.
band-pass
Only the signals whose frequencies are
greater than the cutoff frequency down
and lower than the curre
nt cutoff
frequency upper can pass the filter.
band-reject
Only the signals whose frequencies are
lower than the current cutoff frequency
down
or greater than the current cutoff
frequency upper can pass the filter.
window
Retangular
Tapered
Triangular
Hanning
Hamming
Blackman
Select window for digital filter
30
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