This small transmitter appeared in the March 1989 issue of Radio Electronics magazine. The two-transistor circuit used an electret microphone and had a range of a few dozen meters.
This circuit was found in an American 1980s documentation. The transistors admit equivalents and the...
This interesting sound effect circuit that produces the sound of bulls or Bull Horn was found in...
MPLAB Mindi Software Updated to Include Over 300 Device Models and Schematics CHANDLER, Ariz.,...