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BSC4 Operating Manual
Interface Inc.
● 7401 East Butherus Drive, Scottsdale, Arizona 85260 USA ● Phone 480.948.5555 ● Fax 480.948.1924
www.interfaceforce.com
● Email:
●
800.947.5598
Document Number 15-183 Rev B
Page 48 of 74
F
IGURE
50
-
F
ILTERS
A.
Analog is the frontend low-pass filter
B.
FIR is a Finite-Impulse-Response digital Low pass filter
C.
IIR is an Infinite-Impulse-Response digital filter with selectable type.
4.1.3.
Filter Type
– Can only set if “Which filter” is set to IIR.
F
IGURE
51
-
F
ILTER
T
YPE
A.
Low Pass frequencies above Cut-off are damped.
B.
High Pass, frequencies below Cut-off are damped.
C.
Band Pass, frequencies below Lower Cut-off and above Upper Cut-off are damped.
D.
Band Stop, frequencies between Lower and Upper Cut-off are damped.
4.1.4.
Cut-off frequency (Hz)
A.
Cut-off frequency in Hz, where the signal is damped by -3dB. Lower Cut-off with Band
pass and Band stop type.
F
IGURE
52
-
C
UT OFF
F
REQUENCY