**LIC assignment -2**

1. Explain with the help of a neat circuit diagram and necessary equations and waveforms the working of an inverting Schmitt trigger circuit(with or without V_{R}).

2. Explain with the help of a neat circuit diagram and necessary equations and waveforms the working of a non-inverting Schmitt trigger circuit(with or without V_{R}).

3. Explain with the help of a neat circuit diagram and necessary equations and waveforms the working of a square wave generator/free running oscillator/an astable multivibrator circuit using op-amp.

4. Explain with the help of a neat circuit diagram and waveforms the working of monostable multivibrator circuit. Derive the equation for the width of the pulse.

5. Explain with the help of a neat circuit diagram and waveforms the working of an integrator circuit. Discuss the frequency response and the practical integrator with necessary equations.

6. Explain with the help of a neat circuit diagram and waveforms the working of an differentiator circuit. Discuss the frequency response and the practical differentiator with necessary equations.

7. Explain with the help of a neat circuit diagram and waveforms the working of triangular waveform generator circuit. Derive the timing equation.

8. Compare active filters with passive filters. Explain with related equations the I^{st} order / 2^{nd } order butter worth filter and discuss clearly the frequency response and compare it with the ideal response.

9. Explain with the help of a neat circuit diagram and waveforms the working of RC phase shift / wein bridge oscillator circuit. Derive the equation for the frequency of oscillation.

10. Explain the following :

a) Voltage to current converter / current to voltage converter

b) Log / Antilog circuit- self study

c) Multiplier / divider circuit - self study

11. Explain with the help of a neat circuit diagram and waveforms the working of triangular waveform generator circuit. Derive the timing equation.

12. Explain the working of the following signal processing circuits with the help of equivalent circuits and waveforms.

(i) Saturating Precision half wave rectifier and its types.

(ii) Non-Saturating Precision half wave rectifier.

(iii) Two output precision half wave rectifier.

(iv) Precision Full wave rectifier using a non saturating precision half wave rectifier and a summer.

(v) High input impedance precision full wave rectifier.

(vi) Precision clippers and its types.

(vii) Dead zone circuit.

(viii) Peak detector and its types.

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