We found this circuit in Popular Electronics from January/February 1969. The circuit must be supplied with voltage according to the relay. The transistor is from the time.
Relay for photodiode (CB21735E)
- Details
- Written by: Newton C. Braga
We found this circuit in Popular Electronics from January/February 1969. The circuit must be supplied with voltage according to the relay. The transistor is from the time.
