Found in a documentation from the 70s, this circuit causes the courtesy light of the car to remain on for an additional time after the doors are closed. The time depends on C1.
This stabilized source can supply currents up to 200 mA with the indicated transistor or 500 mA...
This circuit was obtained in a Popular Electronics of the 90s. The circuit is compatible with...
The 1: 1 transformer on this circuit found in a 1967 Electronics World can be wrapped around a...