This timer circuit was found in a 1980s documentation. The integrated circuit is the 555, which makes it easy to assemble today. The relay shall be of the sensitive type with a coil current of a maximum of 50 mA.
This timer circuit was found in a 1980s documentation. The integrated circuit is the 555, which makes it easy to assemble today. The relay shall be of the sensitive type with a coil current of a maximum of 50 mA.