This 5 V power supply was found in the January 1992 issue of Radio Electronics magazine. The integrated circuit must be equipped with a heat sink and the current is 1 A.
This circuit only detects variations in light falling on the sensor. The circuit uses an LM380 as a...
This is the well-known lightning lamp that was published in the March 1988 issue of Saber...
This photoelectric cell light relay was found in Radio Electronics magazine from April 1958. The...