What is a microphone preamplifier?

Answer Preamplifiers are voltage amplifying devices used for microphones. Their main function is to increase the low voltage conducted from a standard microphone to an acceptable level for recording or li... Read More »

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What is a preamplifier?

A preamplifier prepares sound for output into a stronger amplifier and controls tone, treble and bass. Preamplifiers are used on CD players, electric guitars and anything else that outputs sound el... Read More »

If you plug in headphones with a microphone built in into a computer how can you make it work as both a microphone and a headphone?

The combined headphone/boom mic, usually have two 3.5mm plugs, color coded green and pink.Plug the green one into the headphone or speaker output and the pink one into the mic socket.If the headset... Read More »

What Is a Phono Preamplifier?

Turntables need a phono preamplifier to boost volume and equalize sound. Add an external phono preamplifier if your unit doesn't have one built in, or to obtain a higher-quality sound from your LPs.

What is a differential preamplifier?

A differential preamplifier measures the small voltage difference between two input signals. The circuit works by using an operational amplifier that accepts input signals at both its inverted and ... Read More »