W3EDP Antenna Projects and Design Information
Find resources for building, optimizing, and analyzing W3EDP end-fed wire antennas for multi-band HF operation.
The W3EDP antenna is a popular wire antenna design, often favored by hams for its multi-band capabilities and relative simplicity. Many operators find it useful for both fixed station installations and portable operations, including Field Day events. It typically consists of a long wire and a shorter counterpoise, fed through a 1:4 balun, allowing for operation across several HF bands with an antenna tuner.
This category provides practical guidance for building and deploying W3EDP antennas, with many articles detailing construction notes and dimensions. Hams can find studies and analyses, such as those by W0ESE and W6JJZ, exploring its performance and characteristics. There are also discussions on optimizing the antenna and addressing common issues like RF in the shack or grounding considerations, making it a valuable resource for those planning their next antenna project.
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W3EDP multiband wire antenna, an extensive study and analysis of this antenna by W0ESE -
Optimization tests of the W3EDP multi-band HF wire antenna a popular aerial among QRP enthusiasts because it is light weight and cheap. -
KB6NU article on W3EDP antennas -
Post on a W3EDP experience by Bob Kellogg, AE4IC -
Hints for building a W3EDP-Antenna, includes the construction of the 1:4-balun by DK7ZB -
G3YCC article pn the W3EDP end-fed antenna for 80 to 20 meters bands -
An Unorthodox Antenna, originally by W3AWH is considered a multi-band antenna suitable for fixed location use and as an easily deployable portable antenna for events such as Field Days. -
Notes on W3EDP Antenna by M1KTA -
An 85ft wire fed against a 17ft counterpoise that works well in 80 and 40 meters -
A wire antenna feeded with an unsymmetrical feed and a 1:4 balun can be tuned from 6 to 80 meters band but can be noisier than a dipole and cause RF in the shack -
Discussion on W3EDP Antenna and grounding -
67 ft antenna for portable operation by VE3CLQ -
W3EDP antenna assembly instructions and dimensions with pictures in this PDF File -
The W3EDP is a 85 foot long wire and a 17 foot counterpoise. At N4KGL