tube amp

A Practical Antenna for 160 Metres  ^pop - 140 feet of insulated wire, the first half of which (70 feet) is space wound on an insulated tube.

KB1DIG's 2 Meter Antenna Design Gallery  ^pop - Home-brew antenna designs for VHF. 2-meter colinears, 2-meter Halo, and 6-meter Halo

W8JI Technical pages  ^pop - Amplifier, vacuum tube, receiving beverage loop vertical and transmitting antenna system technical information radiation resistance, EH antenna, noise,receivers, and information on keyclicks.

JustRadios, Capacitors for Antique Radios - "Sells high voltage film and electrolytic capacitors for antique tube radios. Carries 630 volt metal-film, metallized and mylar film capacitors as well as electrolytics. Also has ""capacitor"" tips for antique radio restorations."

TOM'S TUBES - Amp tubes

Webtubes AntiqueTubes - Collectible,antique, Radio Tubes, special purpose and audio electron tubes and literature.

www.tubes-france.com - Old vacuum tubes from France for sale

Geloso Schematics - RTX and amplifier Geloso schematics

SD Campania Priority listing - SD Campania members

X-Bones Antennas Priority listing - 10 and 11 meter mobile DX and keydown antennas, radio and amp mods, pics, links, and much more.

DARC OV M05 - hamportal with many news and german links for hams.

Amateur Packet Radio Gateways - You'll find more than 330 Amateur Packet Radio Gateways on world maps.

Xforce Amplifiers  ^pop - Makers of the Xforce Amplifier

Leitner Elettronica - RF Amplifiers for HF VHF UHF

South East Michigan Scanner Page - A resource for scanner owners in the Detroit metro area, and surrounding counties. Featuring frequencies and information about public safety scanning.

Ham Center s.r.l - Italian Dealer, electronic components, tubes, capacitors inductors and more

1.5 to 30 Mhz RF Amplifier  ^pop - This high range amplifier is very small [SB200 size] Vacuum variable input and output caps as well input and output switching.

50 MHz GS35B 1500 Watt Amplifier - 50 MHz 1500 Watt Russian GS35B amplifier. Well documented. Complete construction details,pictures,schematics, and more.

2 m. Band VHF PA 5 Watts - A VHF power amplifier made with two cheap RF transistors, 2N3924 as driver and a BFS22A for final stage, giving an unexpected output power of 7-8 watts maximum

HA8ET Technical & Homebrew pages  ^pop Priority listing - Technical Articles, Homebrew,Test & Measurements, (Returnloss Bridge 1,8 MHz...1300 MHz, 2m/70cm DIPLEXER...) Vacum Tube Databases, VHF-UHF-SHF Power amplifiers,HAM links, electronics links

QRO GU-84B TETRODE Priority listing - GU-84B Homebrew HF Amplifiers

A 20 Ampere / 13,8V power supply  ^{updated  pop} - A 20 ampere and more 13,8V power supply for RTX

Z Match for Higher Power - Single coil Z match witch handles the power of the linear amplifier

IK4AUY Sergio - Advanced QRP Low Cost Mosfets HF Linear Amplifier with schematics, IMD, gain data and more. Six articles about amateur radio.

SSB20 power supply for SSB transceivers - 20 Amps peak of recycled grunt for SSB transceivers