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.
This circuit with different colored indicator LEDs has an expanded scale. We found it in the March...
This audio circuit has an output power of 1 W. We found it in the Radio Electronics magazine of...
This circuit generates a train of pulses that depends on the time that is pressed PB and the value of...