by kb9vbr | Aug 10, 2023 | HF
Using a window screen instead of a conventional ground radial network for a vertical antenna is an effective small space method to improving your signal strength. Testing of the ground screen was at Council Grounds State Park, WI (POTA K-1447). As a bonus, patrons can...
by kb9vbr | Jun 21, 2023 | HF
The ARRL 10 meter contest was last weekend. What a great time to put together a quick dipole antenna and get on the air. Probably one of the easiest antennas to build is the dipole, and due to their shorter length, a 10 meter dipole is very easy to build and deploy....
by kb9vbr | Jun 14, 2023 | Reviews
The Wolf River Sporty Forty is a single band base loaded coil for 40 meter operation using the Wolf River 213 inch, Chameleon CHA SS-17, or MFJ-1979 whips. Add the coil to your base of the antenna, extend the whip to its fullest length and the antenna will be resonate...
by kb9vbr | May 31, 2023 | Antennas
Can a non resonant antenna be efficient? It sure can. I show you how to build a non resonant random wire antenna with a 9:1 transformer. You may be quite familiar with the end fed half wave antenna. That’s a very popular and common antenna that consists of resonant...
by kb9vbr | May 21, 2023 | Parks on the Air
Travis and Joe challenge me at the Flambeau River State Forest, WI POTA K-4349 to a homebrew antenna contest. Will we make amazing contacts or will our radiators fail spectacularly? Either way, hijinks will ensue. Michael’s Awesome Chili Seasoning:(makes 4...
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