This is yet another balanced modulator circuit for SSB transmission. This two-diode circuit was found in a 1980s documentation. The diodes are commonly used.
We found this circuit in a Popular Electronics of the 90s. The circuit uses a touch sensor formed by...
We found this circuit in a 1988 documentation. It is a crossover in which the separation...
We found this circuit in a 1978 publication. It can be implemented with modern transistors like...