This circuit is from an Electronics World of 1967. The circuit slows down the activation of a headlight. The capacitor determines the delay time.
This circuit for a digital module was found in the September 1989 Radio Electronics magazine. The...
This 1970 Philips circuit uses a mechanical counter. The circuit is triggered by a reed switch...
We found this circuit in an old Mullard (Philips) documentation. The sensor consists of a...