We found this light relay circuit in year 2000 documentation. The relay is 6 V and the circuit includes a power supply. It can be used to control various devices from the incident light in the LDR.
This circuit is from the 1977 RCA Linear Integrated Circuits Manual. The circuit has a...
This circuit was found in 1980's Radio Electronics. The circuit produces a 1500 Hz modulate 35 kHz....
The maximum power of the controlled load depends on the triac used. The circuit is from a Radio...