Summarize the differences between passive filter and active filter in terms of gain, cost and frequency selectivity.

Introductory Circuit Analysis (13th Edition)
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Electronic circuit analysis and design

 

Summarize the differences between passive filter and active filter in terms of
gain, cost and frequency selectivity.
Q2
(a)
(b)
(i)
Calculate the cut-off frequency and overall gain for the circuit in Figure
Q2(b).
(ii)
Justify the effect on the cut-off frequency if the capacitor value is
doubled.
110k2
1.5k2
V.
22k2
0.015µF
Figure Q2(b)
(c)
(i)
Design a first-order high pass Butterworth filter with a cut-off frequency
of 5 kHz and pass band gain of 50 dB. Given feedback resistor
RF = 330 k2. Show all the calculations.
(ii)
Draw the frequency response for the filter in Q2(c)(i).
Transcribed Image Text:Summarize the differences between passive filter and active filter in terms of gain, cost and frequency selectivity. Q2 (a) (b) (i) Calculate the cut-off frequency and overall gain for the circuit in Figure Q2(b). (ii) Justify the effect on the cut-off frequency if the capacitor value is doubled. 110k2 1.5k2 V. 22k2 0.015µF Figure Q2(b) (c) (i) Design a first-order high pass Butterworth filter with a cut-off frequency of 5 kHz and pass band gain of 50 dB. Given feedback resistor RF = 330 k2. Show all the calculations. (ii) Draw the frequency response for the filter in Q2(c)(i).
Q1
Analyse the circuit shown in Figure Q1,
(а)
Name the function of each Op-Amp, Al, A2, A3, and A4
(b)
(i)
Determine the output for each Op-Amp (Voi, Vo2, Vo3 and Vo4).
(ii)
Draw all the waveforms based on the answer in part Q1(b)(i).
RI
R2
Wr
-O Voi
10k2
56k2
|+15V
R3
R4
Wr
Al
OV02
Vi O-
10k2
68k2
-15V
C
0.3 sin ot V
|+15V
1 Hz
+15V Vos
A2
33µF
R5
+15V
Vo4
АЗ
-15V
100k2
A4
-15V
Figure Q1
Transcribed Image Text:Q1 Analyse the circuit shown in Figure Q1, (а) Name the function of each Op-Amp, Al, A2, A3, and A4 (b) (i) Determine the output for each Op-Amp (Voi, Vo2, Vo3 and Vo4). (ii) Draw all the waveforms based on the answer in part Q1(b)(i). RI R2 Wr -O Voi 10k2 56k2 |+15V R3 R4 Wr Al OV02 Vi O- 10k2 68k2 -15V C 0.3 sin ot V |+15V 1 Hz +15V Vos A2 33µF R5 +15V Vo4 АЗ -15V 100k2 A4 -15V Figure Q1
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