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Antennas : 70cm
- 6 element UHF Yagi antenna
- A standard 6 elements design scaled for UHF application. All material used in this project are easily obtainable tubes and rods which is limited within a total budget of $18.
[Hits: 1792 | Votes: 3 | Rate: 5.33] Antennas : Magnetic Loop
- Soft copper Tube Loops
- Air conditioning soft copper tubes are perfect for loop construction. If you want to try a loop you must have an air variable capacitor or a vacuum variable capacitor. Article by PY1AHD
[Hits: 488 | Votes: 0 | Rate: 0.00] Antique Radios : Buying and selling
- Antique Radio Store
- Based in San Diego CA, collectible radios, test equipment, tubes, antique radio parts, speakers and kits
[Hits: 1016 | Votes: 0 | Rate: 0.00] Manufacturers : Accessories
- I0JXX ham radio parts
- Amateur radio antenna and antenna parts, accessories for homebrewers, antenna kits, tubes, antenna masts, antenna tripores, insulators, power amplifier mosfet, power splitters
[Hits: 866 | Votes: 0 | Rate: 0.00] Manufacturers : Towers and Accessories
- DK9SQ Antennen
- Walter Spieth Antennen offer, Duoband-Portable-Log. Periodic 2m/70cm, Vertical-Loop-Antenna,10-40 Meter and PortableW3DZZ-Antenna as well as fiberglass tubes
[Hits: 1435 | Votes: 0 | Rate: 0.00] Shopping and Services : Antenna Mount
- Nuxcom.de
- Antenna parts for self construction, especially for VHF and UHF Yagis designed by Martin Steyer, DK7ZB, coax cables, connectors, aluminium tubes-
[Hits: 254 | Votes: 1 | Rate: 10.00] Shopping and Services : Electronics
- Altana Tubes
- Brazilian vacuum tube, capacitors, transformers, plugs and connectors, resistances dealer
[Hits: 544 | Votes: 4 | Rate: 10.00] Shopping and Services : Parts & Surplus Shopping and Services : RF Tubes
- Ask Jan First Electron Tubes
- German vacuum tubes dealer
[Hits: 308 | Votes: 0 | Rate: 0.00] - Antique electronic supply
- Vacuum tubes, accessories and products for antique radio restoration
[Hits: 335 | Votes: 0 | Rate: 0.00] - Tube World
- Your one-stop source for high quality new old stock vacuum tubes.
[Hits: 282 | Votes: 0 | Rate: 0.00] - QRO-Parts.com
- Svetlana tubes also Russian capacitors,vacuum and coaxial relay, for RF Power Linear Amplifier builders. Amateur-Radio, Broadcast. Full Online Catalog.
[Hits: 476 | Votes: 69 | Rate: 8.87] Technical Reference : Amplifiers : HF Amplifiers Technical Reference : Amplifiers : RF Amplifiers Theory
- Power Gride Tubes
- Article on tubes and their usage in power amplifiers design. Explain failures of tube in RF power amplifiers, a common problem in the SB-220 SB-221, TL-922 and other amplifiers.
[Hits: 530 | Votes: 1 | Rate: 3.00] Technical Reference : Amplifiers : VHF Amplifiers Technical Reference : QRP Projects Technical Reference : Vacuum tube
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