Build a Space Efficient Dipole Antenna for 40, 80 and 160 ...

Fig 2—The improved coaxial-cable traps use two layered windings to provide an unusually high inductance-to-capacitance ratio, higher Q, and twice the breakdown voltage of single-

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successful wire antennas PRELIMS - RSGB Shop

SUCCESSFUL WIRE ANTENNAS 42 3 DipolesDipolesDipoles T HE WIRE DIPOLE is a very effective antenna that can be constructed and installed very easily and for only a small cost.

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40 Meter Mini-MOXON Beam Antenna At W7XA - Ham-Radio

Background My QTH is on a “standard” city lot about 90 X 110 feet. There is limited ground space in the back yard For radials etc. due to the swimming pool installed by the previous owners.

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Magnetic Loop Antennas - NRHARC

Basic electrical characteristics of a Magnetic loop First: here is a conventional current and voltage distribution on the1/2 wave dipole. It can be made to relate to the current and voltage nodes that exist on a …

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G7FEK Limited Space Antenna - Suomen Radioamatööriliitto

© 1988 - 2009 Mike Dennis, G7FEK. - Website: www.g7fek.co.uk - updated: 27 March 2010 Construction Guide In this article I have laid out the current recommended ...

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Antenna Basics - Wireless

dipole antenna. The isotropic antenna radiates equally well in all directions. Real isotropic antennas do not exist, but they provide useful and simple theoretical antenna patterns with which to compare real

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Antenna Here is a Dipole - American Radio Relay League

Antenna Here is a Dipole You've probably heard this phrase in many QSOs. Just what is a dipole antenna, and why are they so popular? By James W. ("Bus") Healy, NJ2L

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Efficient 2M Antenna Disguised in a Satellite Dish

Efficient 2 meter Disguise Antenna . Made From a TV Satellite Dish . This horizontal “slot” antenna, cut into the reflector of a TV dish, is both the master of disguise and high in performance.

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NOTE: Antennas have not been tested with ladder (open line ...

NOTE: Antennas have not been tested with ladder (open line) and we have no details on such installations. If ladder line is used, the SEP static voltage module (on DX-CC, DD,