What is “Flat Audio” and difference between “Pre-Emphasis”?
An Explanation of “Flat Audio” By Jeff DePolo WN3A Flat Audio: When most of us talk about “flat audio”, we’re talking about passing audio through the repeater without any de-emphasis/pre-emphasis stages in line. Discriminator audio that has already been pre-emphasized in the user’s radio gets passed to an FM (not PM) modulator without any […]
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