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Bookmark or Share- Amplifier | Audio, Signal Processing & Volume Control ...amplifier, in electronics, device that responds to a small input signal (voltage, current, or power) and delivers a larger output signal that contains the essential waveform features of the input signal. Amplifiers of various types are widely used in such electronic equipment as radio and television receivers, high-fidelity audio equipment, and ...
- What is an Amplifier? - Definition from WhatIs.com - TechTargetAn amplifier is an electronic device that increases the voltage, current, or power of a signal. Amplifiers are used in wireless communications and broadcasting, and in audio equipment of all kinds. They can be categorized as either weak-signal amplifiers or power amplifiers. Types of amplifiers.
- How Amplifiers Work | HowStuffWorksWhen people refer to "amplifiers," they're usually talking about stereo components or musical equipment. But this is only a small representation of the spectrum of audio amplifiers. There are actually amplifiers all around us. You'll find them in televisions, computers, portable CD players and most other devices that use a speaker to produce sound.
- Amplifier - WikipediaAn amplifier is defined as a circuit that has a power gain greater than one. An amplifier can be either a separate piece of equipment or an electrical circuit contained within another device. Amplification is fundamental to modern electronics, and amplifiers are widely used in almost all electronic equipment.
- Amplifiers: Home Audio Amp - Best BuyAn audio amplifier takes the low voltage signal from a source — like a Blu-ray or DVD player, turntable or microphone — and increases it (amplifies it) so that it is strong enough to power sound from your speakers. The best amplifier for you depends on the needs of your sound system.
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