Eznec

How to Start Modeling Antennas using EZNEC

Starting EZNEC Modeling 3 CTU, Dayton, 2011 The EZNEC 1 software, created and marketed by Roy Lewallen, W7EL, can be obtained from www.eznec.com . The package comes with a number of example models, and there is an extensive indexed Help ©2 facility with information on all aspects of the program.

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A Truly Broadband, Efficient Low-Band Dipole

A Truly Broadband, Efficient Low Band Dipole - 2 - W7ZZ and N6RY, c. 2015 Fig 1. EZNEC models of dipoles from the standard formula, fed directly with 50 ohm coax (blue line) or series matched (purple line). For example, an 80 meter dipole cut according to the formula, hung at 80 feet and

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Balun : What They Do and How they Do It - EZNEC

Created Date: 3/16/2005 4:45:42 PM

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“Invisible” DX Antenna for the Low Bands

“Invisible” DX Antenna for the Low Bands By Heinz-Josef Pick, DK5WL • Summary This paper describes a multi-band DX antenna for the 160m-40m amateur radio bands with

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Coaxial Traps for Multiband Antennas, the True …

Nov/Dec 2004 19 Watzmannstr, 24A D-85586 POING Germany Coaxial Traps for Multiband Antennas, the True Equivalent Circuit By Karl-Otto Müller, DG1MFT

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Tx antenna at IV3PRK: the Shunt-Fed Tower

1 Tx antenna at IV3PRK: the Shunt-Fed Tower The gamma match calculations by Pierluigi “Luis” Mansutti IV3PRK In 1991 I substituted my old homebuilt tower with a bigger, triangular self standing one,

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OFF CENTER FED DIPOLE RESEARCH - K0KS

The oldfeedline problem comes up at this point. I stong ’ve been a proponent of balanced-line feed whether it is open-wire, ladder-line, or

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6m 4-Element Quad - KG4JJH - Amateur Radio …

6m 4-Element Quad, KG4JJH Page 2 of 5 When the wire element is threaded though the 1/ 8” hole and the thumbscrew is tightened to hold the wire the spreader clamps become part of the element assembly.

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NEW FEED SYSTEM FOR ARRAYS - kkn.net

3 GEHRKE – K2BT METHOD Gehrke, K2BT, has developed a technique that is fairly standard in the broadcast world. Typical K2BT feed system for a 2-ement array