VHF-UHF

Pointing Rover Antennas — 4O3A Magnetic Azimuth Sensor

In my locked-down world, I've been finding improvements for my VHF rover operations. My wife has been doing something similar for her garden. So...

222 MHz RF Concepts Amplifier — Solid Performance

I had the good fortune to pick up a 222 MHz amplifier to go with my Q5/DEMI 222 Transverter. It's an RF Concepts 3-312 222...

K5ND Fiberglass Push-Up Mast

During my recent ARRL Learning Network presentation on six meters, a popular question was what fiberglass push-up mast I was using in my backyard...

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