Fundamental Physics/Electronics/Electronics Amplifier

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Electronics Amplifier[edit | edit source]

Electronics amplifier is an electronics device that provides voltage amplification . Electronics amplifier has a transfer function

With

A - Amplification factor
the positive sign - means positive amplification . The circuit that provides positive amplification is called Non-inverting amplifier
the negative sign - means negative amplification . The circuit that provides negative amplification is called Inverting amplifier

DC Amplifier[edit | edit source]

Non-inverting amplifier[edit | edit source]

Using Op amp to provide positive amplification

With .

Using Transistor to provide positive amplification

With .

Using Transformer to provide positive amplification

With .

Inverting amplifier[edit | edit source]

Using Op amp to provide positive amplification

With .

Using Transistor to provide positive amplification

With .

Using Transformer to provide positive amplification

With .

AC Amplifier[edit | edit source]