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310 links and 5 categories about tube on dxzone.com

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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: 3114 | Votes: 8 | Rating: 7.24 ]
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: 643 | Votes: 0 | Rating: 0.00 ]
Antennas : W3DZZ
  • Making the W3DZZ Video - A video guide of how to make a high performance,low cost HF multiband antenna for the radio amateur and shortwave enthusiast. Fantastic performance and low cost. Video made by Mike (M0RRQ)
    [ Hits: 3440 | Votes: 8 | Rating: 5.50 ]
Antique Radios : Military
  • RadioMilitari - A Personal Museum of Military Radios - Spy Radios - Tubes by Antonio Fucci
    [ Hits: 306 | Votes: 0 | Rating: 0.00 ]
DX Resources : Beacons : Beacon stations
  • The VE3TO Radio Beacon Transmitter - The VE3TO beacon transmitter is a hybrid, consisting of both modern solid state and old vacuum tube technology working on 10132.0 kHz
    [ Hits: 390 | Votes: 2 | Rating: 10.00 ]
DX Resources : SOTA
  • YouTube SOTA group - SOTA videos at youtube sota group
    [ Hits: 261 | Votes: 2 | Rating: 5.50 ]
Internet and Radio : Video
  • IV3YER YouTube channel - Amateur radio dedicated channell in youtube
    [ Hits: 306 | Votes: 7 | Rating: 8.29 ]
  • YouTube - What the HELL? - Hellschreiber is an interesting ham radio mode developed back in the 20s. It is a bit strange and different, but fun. I'll explain what it is, then I make a couple contacts during the Hellschreiber contest.
    [ Hits: 770 | Votes: 3 | Rating: 7.00 ]
  • YouTube - Amateur (ham) radio balloon launch - High-altitude ham radio balloon launch by several louisianna universities
    [ Hits: 1679 | Votes: 8 | Rating: 3.37 ]
  • HamRadioTube - A site like Youtube but designed for for the Amateur Radio community
    [ Hits: 641 | Votes: 19 | Rating: 8.00 ]
  • D-Star video demonstration - KE7FTE, N7QQU and W9ERT show us the "drag and drop" flexibility of the Icom D-STAR System.
    [ Hits: 487 | Votes: 0 | Rating: 0.00 ]
  • YouTube - DL0DTV Digital ATV - Digital amateur tv and mobile transmitting around Friedrichshafen and Lake Konstanz to be seen in Hall A. Heinz DC6MR is presenting the news, novelties and technical aspects of DATV.
    [ Hits: 620 | Votes: 0 | Rating: 0.00 ]
  • PL-259 Installation Made Easy for RG8X - From TenTec Inc a video that illustrate a PL-259 installation on a RG8X coax cable
    [ Hits: 738 | Votes: 1 | Rating: 1.00 ]
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: 2030 | Votes: 0 | Rating: 0.00 ]
Operating Modes : D-STAR
  • D-Star on YouTube - D-star videos, introduction to d-start, real examples on YouTube
    [ Hits: 439 | Votes: 1 | Rating: 10.00 ]
Radio Equipment : HF Transceivers : Yaesu FT-2000 Radio Equipment : VHF-UHF Handhelds
  • Icom ID-51 Unboxing - Unboxing and opening the new Icom ID-51 ID-51a Dstar Radio. Here are some great views of what could be done with this great new DSTAR Icom ID-51 ID-51a Radio
    [ Hits: 166 | Votes: 0 | Rating: 0.00 ]
Radio Equipment : VHF-UHF Handhelds : Yaesu VX-2 Shopping and Services : Ham Radio Stores
  • AMP Lady - Authorized factory sales and service center for Emtron. Repair service on all tube type amps HF Vhf Uhf from Palm Bay FL
    [ Hits: 1506 | Votes: 7 | Rating: 8.00 ]
Shopping and Services : Parts & Surplus
  • Electronic Surplus - Vintage tubes, components, test equipment
    [ Hits: 621 | Votes: 0 | Rating: 0.00 ]
  • Cascade Surplus Electronics - Online catalog for electronic components, parts, surplus, tubes, test equipment and more
    [ Hits: 764 | Votes: 1 | Rating: 1.00 ]
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: 738 | Votes: 2 | Rating: 6.50 ]
Technical Reference : Amplifiers : VHF Amplifiers
  • 144 MHz Amplifier using 2xGS-35B - This 144 MHz PA is using 2xGS-35B tubes. It was build by Joel F6JMT for the Radio Club of Fontainebleau F8KTH
    [ Hits: 1704 | Votes: 3 | Rating: 2.67 ]
Technical Reference : QRP Projects Technical Reference : Test Equipment : Oscilloscope
  • Ultra-Simple Oscilloscope - This homemade tube oscilloscope is based on the WaterMan Pocket-Scope 0510A, a 3 tube oscilloscope made in 1946.
    [ Hits: 1094 | Votes: 2 | Rating: 9.50 ]
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