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speech amplifier

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speech amplifier [′spēch ‚am·plə‚fī·ər]
(engineering acoustics)
An audio-frequency amplifier designed specifically for amplification of speech frequencies, as for public-address equipment and radiotelephone systems.


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In addition, the quiet speech amplifier picks up the quietest whisper without accompanying extraneous noise.
The Digi Ear D2 comes with the features of D1 but also has intuitive feedback reduction and a quiet speech amplifier.
 
 
 
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