Amplifier Characteristics: Input and output impedance, Real and Apparent gain, Amplifier loading, Impedance matching of amplifiers.
Power Supplies: Regulated and switched mode power supplies.
Power Amplifiers: Classes of Power amplifiers.
Oscillators: Hartley oscillators, Colpitt oscillators, RC phase shift oscillators, Wein-Bridge oscillators, Crystal oscillators based on BJT and FET.
Differential Amplifiers: Darlington transistor circuit, properties of differential amplifier stage, circuits of differential amplifiers using BJTs and FETs.
Operational Amplifiers: Analysis of OP-AMP action, OP-AMP specifications: interpreting OP-AMP data sheet, offset voltage and current, temperature rating, output swing, CMRR, slew rate,
Applications: Inverting amplifiers, non-inverting amplifiers, voltage follower, summing amplifiers, instrumentation amplifiers, integrator, differentiator, non linear amplifiers. Frequency response of OP-AMPs, A/D and D/A converters, power control using Op-Amp, Op-Amp based timing circuits.