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AC Load Line of BJT

AC Load Line of BJT: AC Equivalent Circuits - Capacitors behave as short-circuits to ac signals, so in the ac equivalent circuit for a transistor circuit all capacitors must be…

Coupling and Bypassing Capacitors Coupling

Coupling and Bypassing Capacitors: Coupling Capacitors - To use a transistor circuit to amplify or otherwise process an ac signal, the signal source must be connected to the circuit input.…

Biasing Transistor Switching Circuits

Biasing Transistor Switching Circuits: Direct-Coupled Switching Circuit - When a transistor is used as a Biasing Transistor Switching Circuits, it is either biased off to IC = 0, or biased…

Voltage Divider Bias Circuit

Voltage Divider Bias Circuit: Circuit Operation - Voltage Divider Bias Circuit, also known as emitter current bias, is the most stable of the three basic transistor bias circuits. A voltage…

Clamping Circuit

Clamping Circuit: Negative and Positive Voltage Clamping Circuits - A clamping circuit, also known as a dc restorer, changes the dc voltage level of a waveform, but does not affect…

Zener Diode Voltage Regulator Circuit

Zener Diode Voltage Regulator Circuit: Regulator Circuit With No Load - The most important application of Zener Diode Voltage Regulator Circuit is dc voltage regulator circuits. These can be the…

Half Wave Rectifier with Capacitor Filter

Half Wave Rectifier with Capacitor Filter: Half Wave Rectifier with Capacitor Filter - When a sinusoidal alternating voltage is rectified, the resultant waveform is a series of positive (or negative)…

Diode Approximations

Diode Approximations: Diode Approximations - As we know already that, a diode is essentially a one-way device, offering a low resistance when forward biased, and a high resistance when biased…