We found this circuit in a 1967 American documentation. The diodes are general-purpose and the input frequency can be between 80 and 800 Hz.
This simple timer uses one of the six inverter ports on a CMOS integrated circuit. Rx and Cx...
This circuit was found in an American 1990s documentation. It can directly trigger a triac when...
The purpose of this circuit found in the September 1977 issue of Radio Electronics magazine is to...