This circuit was found in the September 1992 issue of Radio Electronics magazine. The circuit does not use a transistor to drive the relay and has no adjustments.
This simulation shows how can we test a capacitor using a function generator and oscilloscope. The...
This circuit controls the passage of the signal from an input to an output using a DC signal from a...
The LM12 is a high-power operational amplifier capable of providing a 4 A output current with a 40...