This circuit was found in a Radio Electronics magazine from November 1992. The components are from that time and the power supply must be dual.
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...