A transistor raises the strength of a weak signal and thus acts as an amplifier.  The basic circuit of a transistor amplifier. The weak sig...

Working of npn transistor shows the npn transistor with forward bias to emitter base junction and reverse bias to collector base junction. ...

There are two basic transistor types. i) BJT (Bipolar Junction Transistor) ii) FET (Field Effect Transistor) BJT BJT Stands for Bipolar Junc...

A transistor consists of two pn junctions formed by sandwiching either p-type or n-type semiconductor between a pair of opposite types. A tr...

A transistor can work as a oscillators to produce undamped oscillations of any desired frequency it tank and feedback circuits properly conn...

A circuit which oscillations of any desired frequency is known as oscillations circuit. A simple oscillatory circuit consist of a capacitor ...

Oscillation When a body moves back and front repeatedly about a mean position, its motion is called oscillation. After ratiely, if period...

What is OP-AMP An OP-AMP is a circuit that can perform such mathematical operations as addition, subtraction, integration and differentia...

Rectification: Rectification is a process which transforms AC current into DC current. Rectification Device Rectifier is device whi...

Biasing When a electric source is connected to a p-n junction, this is known as Biasing. Forward Bias If electric sources of  (+)  ...

  Semiconductor:  Semiconductor is a substance which resistivity in between conductor and inductor. In other words, the material wh...