Tag Archives: antenna

Drainpipe Antenna Project

Posted on 27 May, 2011 by admin

German language WEB site (poor Google translation) >> LINK

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I NEED YOUR HELP (MFJ-269)

Posted on 8 April, 2011 by admin

Need Service Manual and (or) Diagram of MFJ Antenna Analyzer “MFJ269”. THANKS FOR HELP in advance! 73 RW3AH Andrew

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New Diamond “SD 330” Antenna

Posted on 8 March, 2011 by admin

Available in March 2011 Details Assembly Instructions (PDF File) Price: 449 EU See also this Blog (prev Post)

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PY1AHD Coca-Loop Initial tests

Posted on 21 February, 2011 by admin

WOW! httpvh://www.youtube.com/watch?v=gaJlrN3cElo Portuguese language video

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Be on the air with just some meters of wire

Posted on 4 February, 2011 by admin

Can be used with reduced efficiency up to 150 MHz Principle of operation: Usual internal tuners or external tuner only have a limited impedance range. The matching of a short wire (short in comparison to the wavelength) with it’s high … Continue reading →

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New Antenna project for poor HAM

Posted on 3 February, 2011 by admin

The question is what kind of HF Antenna I can build with this kit?

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Trident Pneumatic Tennis Ball Launcher for wire antennas

Posted on 28 December, 2010 by admin

WD6CMU wrote: Field Day 2003 was the testing ground for the third generation tennis ball launcher, dubbed “Trident”. Two legs and the apex of a 400′ vee beam were hoisted with three shots, a fourth shot was used to pull … Continue reading →

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Super-Dipole 2/70 from Germany

Posted on 24 December, 2010 by admin

Half-wave dipole for 2 meters, SWR 1:1.2; 1 ? lambda of 70cm, Horizontal polarization at “dipole position”; Vertical polarization at “Ground Plane position”; Gain, better than 5 dB over rubber sausage; For mobile phones with broadband receivers Also on the … Continue reading →

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