Using a 106 series SCR, this circuit was found in the May 1971 Radio Electronics magazine. The quiescent current is very low and is given by the value of R1.
This circuit came out in a Popular Electronics from December 1995. It is a double T configuration that...
This circuit starts a water pump at a lower level of the reservoir and then turns it off when it...
This relaxation oscillator, simulated in the Multisim Blue, produces two different signals. The...