Found in RCA documentation two years 70, this circuit triggers an incandescent lamp at dusk. The circuit uses an LDR of the time.
We found this circuit in the May 1996 Electronics Now magazine. The relay must have a voltage...
The shield circuit shown is from the 1994 Linear Applications Handbook by National Semiconductor of 1994....
Up to 0.5 A DC motors can be controlled by this circuit. Direction change is achieved by a logic...