We found this circuit in the April 1992 issue of Radio Electronics magazine. The circuit uses an operating system that requires a symmetrical power supply.
In fact, the original American publication exaggerated a little about the range that a good...
We found this circuit in an American documentation from the 90s. Through an LED it indicates the...
August 2017 - Mouser Electronics is announcing the availability of TDK ICS-52000 microphones with...