This circuit was found in the July 1995 issue of Electronics Now magazine. The integrated circuit is an RCA-era type. The triac must be equipped with a heat sink.
Found in Motorola's 1968 documentation, this control appears elsewhere in this section. The bridge...
This circuit was found in an 80's Radio Electronics. The circuit makes use of general purpose...
This circuit uses a 455 kHz IF coil and is suitable for SSB listening on a standard receiver. It...