This circuit was found in General Electric documentation from 1968. The circuit uses triac from the time as well as transistors that can be replaced by modern equivalents.
Under this name, the popular electronic magazine of major/June 1969 introduced a simple...
This circuit was found in a 90s Radio Electronics. The FM encoder or multiplexer is an uncommon...
Found in an American publication from 1968, this circuit generates pulses at a rate of 2,500 per...