Unlike the previous one, this circuit is intended for the reception of frequency modulated signals transmitted by the power grid. The circuit is from a Radio Electronics from February 1989.
The circuit presented was obtained from a 1976 Italian Radio Elettronica but can be easily...
This voltage amplifier with operational amplifier was found in an old documentation. However, it can...
This filter was obtained from Radio Electronics from the 80's. The configuration applies to any...