In a class B amplifier, it is found that DC power is 25W, find the ac power

What will be the overall gain in Darlington circuit, if the individual transistor gain is 200?

Find IC, given VCE=0.77v, VCC=10v, VBE=0.37v and RC=0.3kΩ in Dual Input Balanced Output differential amplifier

Given that for a transistor, h_ie = 1100Ω, h _{f e} = 50, h _{r e} = 2*10^-4 and h_oe = 2μΩ^-1. Find CB h-parameters.

In Darlington pair differential amplifier the current gain is given as 100. Where I_B1=5µA and I_C1=0.35mA. Determine I_C2

A power amplifier operated from 12V battery gives an output of 2W. Find the maximum collector current in the circuit

The input voltage of a difference amplifier are 2.5v and 4.9v. If the transconductance is 0.065Ω^-1, determine the load current entering the next stage

A power transistor working in class A operation has zero signal power dissipation of 10 watts. If the ac output power is 4 watts, find power rating of transistor

At 298 K, the nominal Zener voltage is found to be equal to 10 V. Given that the value of the temperature coefficient is 0.072 (%/K), what is the nominal Zener Voltage at 398 K?

A sinusoidal signal of amplifier A is quantized by a uniform quantizer. Assume that the signal utilizes all the representation levels of the quantizer. If the signal to quantization noise ratio is 49.8 dB, the number of levels in quantizer are