by kb9vbr | Nov 18, 2025 | Activation Log
Portable antennas have become the mainstay of my HF ham radio kit. That’s for a very good reason. Living in a residential neighborhood, I seem to be fighting a never ending battle of noise and interference. RF noise is what cooled my ham radio activity a dozen...
by Michael Martens | Aug 20, 2019 | Reviews
Chameleon Antennas recently updated their Modular Portable Antenna System or MPAS with the goal of it being the most versatile, high performance, and rugged HF antenna system on the market. I think they’ve certainly hit that mark with the MPAS 2.0. The Chameleon MPAS...
by Michael Martens | Feb 12, 2019 | emcomm
Quality coax cable can be a significant investment for your amateur radio station. A common mantra is to save your money on the antenna and spend it on the coax. For a certain extant I would agree with that, as good quality coax cable will give you years of use and...
by Michael Martens | Jan 31, 2019 | Reviews
Today we’re out here in Northern Wisconsin for Winter Field Day and it’s a balmy two degrees right now. Next to me is Joe KD9CJX you may have remembered him as the Baofeng guy in one of my previous videos. But we’re not gonna talk about that. Today...
by Michael Martens | Oct 27, 2018 | emcomm
A couple months back you may have remembered my video and blog post on NVIS or Near Vertical Incidence Skywave propagation. In that video I give a introduction to the NVIS method and perform a real world demonstration of an NVIS contact. Well that video was as a...
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