This silencer or squelch preamp circuit was found in a documentation for radio amateurs. It completely mutes the circuit when there is no sound picked up by the microphone.
This circuit was obtained from the 2005 manual of Linear Technology LT1306. The formulas for...
July 2017 - The new Texas Instruments UCC20520 isolated drivers are already in the stock of Mouser...
We found this circuit in an old American Cookbook from 1974. In it, an operational one is used to...