We found this circuit in a Radio Electronics from May 1966. The sensor is a photocell, and the relay must have a trigger voltage in accordance with the battery.
Light cut-off alarm (CB23743E)
- Details
- Written by: Newton C. Braga
We found this circuit in a Radio Electronics from May 1966. The sensor is a photocell, and the relay must have a trigger voltage in accordance with the battery.
