This dual balanced modulator configuration was obtained in a 1980s telecommunications documentation. The circuit makes use of transformers and the diodes are commonly used.
We found this circuit in the April 1978 issue of Radio Electronics magazine. The power supply must...
This circuit was obtained in an old English magazine (TSI) 1998 and consists of a Schmitt trigger...
The article that teaches the assembly is from a Radio Electronics issue from July 1969. The...