This VCA was found in the July 1988 issue of Radio Electronics magazine. It uses an OTA op amp and has its gain adjusted by the voltage at the gain input.
This microphone preamp allows the use of high impedance crystal microphones with amplifiers that have...
July 2017 - Mouser Electronics is announcing the stock availability of Taiwan Semiconductor...
Mouser Electronics offers a vibration sensor which is considered the smallest in its class. This...