Based on the BA1404 integrated circuit, this circuit was found in the July 1992 issue of Radio Electronics magazine. The circuit is short range, but a power amplifier stage can be used.
We found this circuit in the October 1988 Radio Electronics magazine. The circuit is still current...
We found this circuit in an 80's Electronic Design. It makes use of couplers of the time that can...
This crystal oscillator uses a common transistor and its frequency depends on the crystal used. We...