17ECL48 Linear ICs and Communication Lab syllabus for EC

Laboratory Experiments:

1. Design an instrumentation amplifier of a differential mode gain of ‗A‘ using three amplifiers.

2. Design of RC Phase shift and Wien‘s bridge oscillators using Op-amp. 1.

3. Design active second order Butterworth low pass and high pass filters.

4. Design 4 bit R – 2R Op-Amp Digital to Analog Converter (i) using 4 bit binary input from toggle switches and (ii) by generating digital inputs using mod-16 counter.

5. Design Adder, Integrator and Differentiator using Op-Amp. 2.

6. Design of Monostable and Astable Multivibrator using 555 Timer. 3.

7. Demonstrate Pulse sampling, flat top sampling and reconstruction.

8. Amplitude modulation using transistor/FET (Generation and detection). 4.

9. Frequency modulation using IC 8038/2206 and demodulation.

10. Design BJT/FET Mixer.

11. DSBSC generation using Balance Modulator IC 1496/1596.

12. Frequency synthesis using PLL.

Course Outcomes: This laboratory course enables students to:

• Illustrate the pulse and flat top sampling techniques using basic circuits.
• Demonstrate addition and integration using linear ICs, and 555 timer operations to generate signals/pulses.
• Demonstrate AM and FM operations and frequency synthesis.
• Design and illustrate the operation of instrumentation amplifier, LPF, HPF, DAC and oscillators using linear IC.

Conduct of Practical Examination:

• All laboratory experiments are to be included for practical examination.
• Students are allowed to pick one experiment from the lot.
• Change of experiment is allowed only once and Marks allotted to the procedure part to be made zero.