This circuit for the 3 to 6 MHz band was found in a 90s Popular Electronics. The components of the network formed by C6 depend on the frequency range to be covered.
This circuit is suitable for automotive signaling applications. The integrated circuit is not...
Found in a 1967 Delco documentation, this circuit can deliver power from 40 to 50 W at 8-ohm load....
The circuit in the figure is from a source with the possibility to adjust the output voltage from...