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: contact@interfaceforce.com ● 800.947.5598
Document Number 15-183 Rev B Page 48 of 74
FIGURE 50 - FILTERS
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.
FIGURE 51 - FILTER TYPE
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.
FIGURE 52 - CUT OFF FREQUENCY
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