This circuit activates a garage door by the car headlights car or a lantern. The circuit is from a 1967 documentation, making use of period components.
The UAA180 integrated circuit is no longer manufactured, but if the reader finds one in a scrap...
Fluorescent lamps in the range from 4 to 40 W can be powered on from cells or batteries. The lamp...
With this circuit it is possible to use a low current switch to switch on and off a high current...