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For the amplifier circuit shown below estimate the mid band voltage gain if the EARLY voltage (VA) of the current mirror transistors is 80 volts. Assume the d.c biasing is optimised.
Q. Consider the circuit of Figure in which the switch S has been open for a long time and is closed at t = 0. Determine v C (t) for t ≥ 0.
Fixed bias (base bias): Diagram: Fixed bias (Base bias) This type of biasing is also known as base bias . In the instance above figure, the single power source (
Q. Consider the circuit shown in Figure. Determine the current in the diode by assuming: (a) The diode is ideal. (b) The diode is to be represented by the model of Figure 7.2
Q. Draw the common source drain and transfer characteristics of a JFET. How are they useful? The graph below shows variation of the drain current Id as a function of the drain
Q. What is the procedure of Binary Subtraction? The Rules of Binary subtraction 0 - 0 = 0 0 - 1 = 1 , and borrow 1 from the next more significant bit 1 -
Electricity beyond doubt is very useful and essential for us; but if dealt with carelessly, it can prove to be very fatal. It is compulsory for a laboratory assistant to be sure of
Currents induced in armature conductors of a d.c. generator are alternating. To make their flow unidirectional in the external circuit, we need a commutator. Moreover, these curren
Q. With a neat circuit diagram explain the working of a Hartley oscillator using an npn transistor and obtain the expression for oscillation frequency and for minimum gain for sust
Q. Explain with the help of a block diagram the working of harmonic distortion analyzer. OR Write short note on Harmonic distortion analyzer. Sol. Several methods h
TDMA: Time division multiple access (TDMA) is a channel access method for shared medium (generally radio) networks. It permits several users to share the similar frequency chan
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