Strobe (CB22221E)

This circuit uses a special 1950's RCA strobe tube. It can be built with equivalent components for the rest of the circuit.

3 Transistor MW Radio (CB4525E)
This experimental good sensibility radio was obtained from a 1968 magazine. The magazine no longer...
Power Flasher (CB18480E)
This flasher was originally intended for Christmas tree lamps. The circuit is from 1974 and uses...
19 meter Transmitter (15 MHz) (CB17675E)
The transmitter described is intended for radio amateurs, providing a maximum power of the order of...