# Download GTU B.Tech 2020 Summer 4th Sem 3141706 Analog Signal Processing Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Summer 4th Sem 3141706 Analog Signal Processing Previous Question Paper

Seat No.: ________
Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER? IV EXAMINATION ? SUMMER 2020
Subject Code: 3141706 Date:26/10/2020
Subject Name: Analog Signal Processing
Time: 10:30 AM TO 01:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

MARKS
Q.1 (a) Define Following terms:
03
1. CMRR
2. SVRR
3. Slew Rate

(b) Draw and explain in brief the internal block diagram of an
04
Op-Amp.

(c) Derive the equation of voltage gain of differential
07
amplifier using one Op-Amp (Closed loop configuration)
with its circuit diagram.

Q.2 (a) Draw and explain Voltage follower circuit using an Op-
03
Amp.

(b) Explain Bandwidth and Total output offset voltage for
04
Inverting Amplifier with feedback.

(c) Derive the equation of voltage gain of Non-Inverting
07
Summing amplifier using an Op-Amp with its circuit
diagram.

OR

(c) Draw and explain Voltage to Current converter with
07
Q.3 (a) Explain Subtractor circuit using an Op-amp.
03

(b) Explain Zero Crossing detector circuit using an Op-Amp
04
with input/output waveforms.

(c) Explain Practical Differentiator circuit using an Op-Amp
07
with
its circuit diagram. Frequency response, input/output
waveforms.

OR

Q.3 (a) Draw and Explain Voltage limiter circuit using an Op-
03
Amp.

(b) Draw and explain Sample and Hold circuit using an Op-
04
Amp.

(c) Draw Op-amp based full wave rectifier (absolute value
07
output) circuit. Explain its working with necessary
input/output waveforms.
Q.4 (a) Design + 5V power supply using 7805 with its circuit
03
diagram

(b) Explain adjustable voltage regulator using LM 317.
04
1

(c) Explain Instrumentation Amplifier using three Op-Amp
07

Configuration and also derive the equation for the output
voltage.

OR

Q.4 (a) Explain Voltage controlled Oscillator (VCO) using IC
03
566.

(b) Draw and explain Square wave generator circuit using an
04
Op-Amp.

(c) Explain Successive Approximation type Analog to Digital
07
Q.5 (a) Explain All Pass filter.
03

(b) Draw and explain Programmable Gain Amplifier.
04

(c) Explain first order Low pass Butterworth Active filter
07
with circuit diagram and derivation of its transfer function.

OR
Q.5 (a) Explain Notch filter with its circuit diagram and necessary
03
waveforms.
(b) Explain Ramp Generator circuit using 555 timer in
04
Astable mode operation.
(c) Explain Monostable operation of 555 timer with its
07
internal block diagram with its output voltage and
capacitor voltage waveforms.

*************
2