This circuit is used to turn on the headlights when it gets dark. The circuit is from an Electronics Now magazine from October 1998. The power transistor must be equipped with a heatsink.
Two inverters, of the 6 available in a Low-power Schottky 74LS04, are used in this anti-ring...
The purpose of this circuit is to alternately activate a two-tone horn with low sound and a horn...
This circuit was obtained in an old French publication from the 80s. The maximum power of the lamp...