Electronic Devices - Active Filters - Discussion
Discussion Forum : Active Filters - General Questions (Q.No. 25)
25.
Refer to the given figure. RA = 2.2 k
and RB = 1.2 k. This filter is probably a
and RB = 1.2 k. This filter is probably a
Discussion:
2 comments Page 1 of 1.
CaliA said:
6 years ago
How to determine it? Please explain.
YhanPot said:
6 years ago
A you see in the circuit, it is a Sallen–Key low pass filter and there are two conditions in it.
1. Butterworth:
Q = 0.707.
2. Bessel:
Q = 0.577.
1. Butterworth:
Q = 0.707.
2. Bessel:
Q = 0.577.
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