The purpose of this circuit is to limit noise peaks on a radio receiver. The circuit is from an 80's documentation. The diode is commonly used and the circuit is applied to a receiver IF stage.
In the figure we show yet another CMOS component based voltage controlled oscillator circuit. The...
This circuit keeps a flashing LED when a balcony lamp, for example, is turned off. As a result,...
The circuit of this power supply was obtained in an American publication of 1982. We changed some...