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Stabilisation

Stabilisation   The collector current in a transistor changes rapidly when. (i) the temperature changes, (ii) the transistor is replaced by ...

Engineer Simple

Transistor Biasing

Transistor Biasing     Transistor biasing-It has formerly been bandied that for faithful modification, a transistor amplifier must satisfy t...

Engineer Simple

Faithful Amplification

Faithful Modification     The process of raising the strength of a weak signal without any change in its general shape is known as faithful ...

Engineer Simple

Transistor Testing

Transistor Testing     Transistor Testing-An ohmmeter can be used to check the state of a transistor i.e., whether the transistor is good or...

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Operating Point

Operating Point      The zero signal values of I C and V CE are known as theoperating point. It is call operating point because the variat...

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Transistor Action

Transistor Action     The emitter-base junction of a transistor is forward biased whereas collector-base junction is reverse biased. If for ...

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Transistor

Transistor     A transistor consists of two pn junctions formed by *sandwiching either p-type or n-type semiconductor between a pair of oppo...

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Shockley Diode

Shockley Diode     Named after its inventor, a Shockley diode is a PNPN device having two terminals as shown in Fig. 1 (i). This *device act...

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Application of Varactor Diode

Application of Varactor Diode     A junction diode which acts as a variable capacitor under changing reverse bias is known as avaractor diod...

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Varactor Diode

Varactor Diode     A junction diode which acts as a variable capacitor under changing reverse bias is known as avaractor diode.When a pn jun...

Engineer Simple