W8JI Technical pagespop
- Amplifier, vacuum tube, receiving beverage loop vertical and transmitting antenna system technical information radiation resistance, EH antenna, noise,receivers, and information on keyclicks.
WV7U - Hank's Amp Pages
- WV7U YC156 and 3CPX800 amplifier projects. See pictures, schematics, test data, links, and more!
QRO via Russia
- Power amplifiers from amateur radio operators around the world which are designed/built using Russian tubes.
- This group is here to discuss linear amplifiers used on the 11 meter citizens band.
Tube Amplifier data and tech info
- Source of common model manuals and amateur help on amplifier problems for the amateur bands, Discussion of vacuum tube amplifiers. Technical information and discussion of obselete tube replacement.
K8CU Technical Topics
- Well documented Amateur Radio HF/VHF antenna projects, high power Russian GS35B RF amplifiers, mobile RFI solutions, related accessories, vintage radios, Six meter equipment, and useful techniques by K8CU are inside.