The purpose of this 2000 documentation circuit is to decode SSB (BLU) signals to be audible on communications receivers that do not have this feature. The circuit is for 455 kHz FIs, in which function the crystals are chosen.
This circuit was found in the ON Semiconductor thyristor manual of the 1980s. As the drive is done by...
The circuit presented is from the 1997 LinearTechnology Applications. The circuit uses components of...
This circuit, suggested by an old American publication, allows you to use the AM radio antenna of a...