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.
This triac temperature control circuit was found in an 80s power semiconductor documentation. The circuit...
Figure bellow shows how n flip-flops can be associated to perform a shift register. Data is...
This circuit is from 1986 documentation, being adaptable in radios of that time. The circuit uses the...