Indicated for stereophonic sound applications, this circuit was found in the April 1983 issue of Radio Electronics magazine. The indicated circuit is the NE570, launched at the time.
Radio Electronics magazine published in a 90's issue this simple alarm that can use any general...
This simple circuit tests electrolytic capacitors from 1 uF with a working voltage above 12 V. The...
This circuit was found in a 1967 Raytheon optoelectronics manual. The circuit uses tubes. | Clique...