A vacuum tube is a device which controls a electric current through a vacuum created by a sealed container.
Although none were “used” in the Columbus Radio project, the radio itself still had some beautiful valves in it (which I left in even though the valve circuitry is not used).
- Silicon Controlled Rectifiers (SCRs)
- Shift Registers
- November 2015 Updates
- Peltiers (Thermoelectric Cooler)