2 meter band amplifier (CB8409E)

This circuit is from a 90s 73 Amateur Radio Today. The circuit uses a MOSFET to provide 10 W of output from a 2 W input.

| Clique na imagem para ampliar |

Commercial Radio SRF25 (CB18401E)
This 6-transistor Japanese radio from the 1960s used germanium transistors and had an output power...
Switching Regulator (CB14060E)
The circuit presented is from a 1972 RCA technical documentation. The integrated circuit consists of a...
Snitcher (CB21681E)
This is the name given to this small MW transmitter that can function as a wireless microphone. The...