An audio amplifier is usually used to amplify signals such as music or speech.
Lear built audio amplifiers and cases for the Magnavox speakers then coming out.
But this is only a small representation of the spectrum of audio amplifiers.
Also the higher frequency response has improved performance when used in audio amplifiers.
Manufacturing capacity was soon expanded to include the production of audio amplifiers and tuners.
The company is best known for its audio amplifiers.
You can't make an audio amplifier of a three-million gain.
Values for two 833s working class B as an audio amplifier or modulator.
The film editor may have a soundtrack on one gang, which can be read with an audio amplifier.
But there are other more important things missing, most notably the power supply and the audio amplifier.
