Introduction: Glowbugs - Homebrew Tube Amateur Radio Transmitters and Receivers
Glowbugs - homebrew (DIY) tube gadgets, receivers and transmitters, dedicated to the Golden Era of Amateur Radio. Generally, any small, home-built tube-type transmitter or receiver may be referred to as a glowbug. The majority of glowbug transmitters are designed to be used in the CW radiotelegraphy mode. www.squidoo.com/glowbugs