a very simple op amp circuit with some detail omitted If you open this circuit in the Falstad simulator, you’ll see two sliders to the right where you can tweak the input voltage. If you make ...

The operational amplifier, or op amp, is one of the most basic building blocks used in analog circuits. Ever since single-chip op amps were introduced in the 1960s, thousands of different types ...

This is not always the case with all types of amplifiers. It may be desirable to have the transistor conducting for only a portion of the input signal The portion of the input for which there is an ...