Suggested by General Electric in an old documentation, this circuit can use modern SCRs and the transformer has a voltage according to the rail and current of at least 3 A.
The gain of this circuit is given by the value of R1 that depends on the current in the...
This receiver, called Peace, was manufactured in the 1960s in Japan and was powered by a 9 V...
This circuit was found in a 1987 publication. A 4017 sequentially counts time in steps set by...