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UNIT 1 :
FEEDBACK AMPLIFIERS : Classification, Feedback concept, Transfer gain
with feedback, General characteristics of negative feedback amplifiers.
Analysis of voltage-series, voltage-shunt, current- series and
current-shunt feedback amplifier. Stability criterion.
UNIT 2 : OSCILLATORS : Classification. Criterion for oscillation.
Tuned collector, Hartley, Colpitts, RC Phase shift, Wien bridge and
crystal oscillators, Astable, monostable and bistable multivibrators.
Schmitt trigger. Blocking oscillators.
UNIT 3 : HIGH FREQUENCY AMPLIFIERS : Hybrid Pi model, conductances
and capacitances of hybrid-Pi model, high frequency analysis of CE
amplifier, gain-bandwidth product. Emitter follower at high frequencies.
UNIT 4 : TUNED AMPLIFIER - Band Pass Amplifier, Parallel resonant
Circuits, Band Width of Parallel resonant circuit. Analysis of Single
Tuned Amplifier, Primary & Secondary Tuned Amplifier with BJT & FET.
Double Tuned Transformer Coupled Amplifier. Stagger Tuned Amplifier. Pulse
Response of such Amplifier. Shunt Peaked Circuits for Increased Bandwidth.
UNIT 5 : POWER AMPLIFIERS : Power amplifier circuits, Class A
output stage, class B output stage and class AB output stages, class C
amplifiers, pushpull amplifiers with and without transformers.
Complementary symmetry & quasi complimentary symmetry amplifiers
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