This circuit was obtained from Popular Electronics from December 1956. It is based on a double tube with a 110 V network filament. The relay is of the high voltage type, common at the time.
Timer (T521E)
- Details
- Written by: Newton C. Braga
This circuit was obtained from Popular Electronics from December 1956. It is based on a double tube with a 110 V network filament. The relay is of the high voltage type, common at the time.
