Found in the August 1994 issue of Electronics Now, this CMOS circuit uses the 4046, which is uncommon today.
This beat frequency oscillator or BFO was found in an American 1980s documentation. The circuit is...
This circuit was found in an Experimenters Handbook of the 1990s. The purpose of this circuit is to...
This circuit was obtained from a 2005 Linear Technology manual. It is based on company components...