gu tube15 links
- Horizontal Loop Antenna Experiments
- The HF horizontal loop has been around for many years now. This article includes a YouTube video and discusses the reasons for looking at this antenna, its design, and its installation. There are some on-air comparisons against three regular double bazooka (coax) dipoles and the Par SWL End-Fed antenna.
[ Hits: 829 | Votes: 5 | Rating: 8 ]
- DirectionalWaveguide - Seattle Wireless
- Waveguide antenna is a type of DirectionalAntenna and is a modified waveguide. A waveguide is simply a tube, either rectangular or cylindrical in cross-section, that will carry a microwave radio signal with very low signal loss
[ Hits: 4866 | Votes: 3 | Rating: 6 ]
- Vintage Radios
- Purveyor and Collector of Antique/Vintage Radios, Valves (Tubes) and Service Data for many radios.
Alba Bush Champion Cossor Dansette Decca Defiant Eddystone Ekco Emerson Etronic Eveready Ferguson Ferranti GEC Grundig HMV Invicta Kolster-Brandes Lissen Marconi Masteradio McMichael Mullard Murphy Pam Perdio Philco Philips Pilot Pye Regentone RGD Roberts Sobell Sony Stella Strad Ultra Vidor
[ Hits: 11450 | Votes: 7 | Rating: 3.57 ]
- The One Man Tower
- Complete tower system incorporates rotator mount, and lateral support collars. You never have to climb again - and forget the hassle of tilting over to work on large arrays. The "One Man Tower" is the strongest dmall footprint free standing self erecting tower in the world
[ Hits: 6382 | Votes: 23 | Rating: 9.48 ]
- Greenstone USA
- Manufacturer & distributor of vacuum tubes for all applications, we guarantee best service,pricing & delivery and we also guarantee sameday shipping.
[ Hits: 783 | Votes: 4 | Rating: 10 ]
- ACOM-1000 Conditioning tubes
- Conditioning NOS GU74b Tubes in your ACOM-1000 Amplifier by VE1DX
[ Hits: 431 | Votes: 0 | Rating: 0 ]
- TYT MD-2017 Programming
- A very useful video that explains how to program the TYT MD-2017 radio. From software download, firmware, codeplug and how to manually configure settings and how to program memories
[ Hits: 251 | Votes: 0 | Rating: 0 ]
- Tubes for amplifiers
- Sales tubes for amplifiers like GS-23B,GS-31B,GS-35B,GU-34B,GU-43B,GU-74B,GU-84B. Include links to aplifier homebrew projects
[ Hits: 2191 | Votes: 6 | Rating: 1.17 ]
- Duncan's Amp Pages
- This is an internet resource for those interested in guitar amplifiers, vacuum tubes, and design tools such as SPICE modelling.
[ Hits: 930 | Votes: 5 | Rating: 6.8 ]
- How to select a tube HF amplifier
- Excellent article and guide to choose the best RF power amplifier that fit your needs by ON4SKY
[ Hits: 658 | Votes: 1 | Rating: 10 ]
- Ameritron AL-1200 to gs35b Conversion
- The Ameritron AL-1200 Amplifier is in current production. In its factory configuration it uses a single 3CX1200A7 (triode) tube, grounded grid configuration. Re-tubing the AL-1200 with a GS-35b with success.
[ Hits: 2558 | Votes: 2 | Rating: 4 ]
- 6L6 Transmitter
- 40 meters band 5 watts transmitter, uses a 6L6 with a 6X5 rectifier and a 0D3 voltage regulator tube on the screen.
[ Hits: 1213 | Votes: 1 | Rating: 10 ]
- Convert PC Power Supplies for use by Ham Radio
- PC power supply conversion for ham radio use.
Slide show overview showing how convert PC Power supplies to ham radio use presented at the August 2007 FSARC meeting.
[ Hits: 3843 | Votes: 6 | Rating: 8.17 ]
- How to make a low end SWR/ Watt Meter reading PEP power
- Building a PEP Power circuit for all analogue watt-meter
[ Hits: 1010 | Votes: 3 | Rating: 8.33 ]
- Frank's Electron tube Pages
- Tube databases in different languages
[ Hits: 1127 | Votes: 1 | Rating: 10 ]
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