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I decided to build a homebrew antenna tuner because I needed a passive pre-selector network to match an experimental end-fed wire antenna to my QS1R SDR receiver. Please Note: In the last version of my modified FRI-Match (diagram above), I replaced the 470 pf variable capacitors with 500 pf.
IZ7ATH Projects. Antennas, Keyer, amplifier, transverter, baluns. Ham Radio Homebrewing by IK3OIL. A collection of projects for Amateur Radio Homebrewing enthusiasts. Antenna elevator system for amateur satellites. Smart homebrew antenna-ELEVATOR system with linear actuator.
19 mar 2023 · I didn’t even have to tune or adjust the antenna. Don't take my word for it. Test it for yourself free with available materials or below the fraction of the cost of a cheap Base Station VHF/UHF Dual Band Antenna.
Get maximum power to your antenna by learning how to hook up and use a tunner to properly "trick" your rig. A remote antenna tuner. Interesting project to remotely control, using a servo control circuit, a common commercial antenna tuner by N30X. W8ZR High-Power Antenna Tuner.
29 cze 2021 · On Monday, June 14, 2021, I made a simple goal: buy my antenna wire en route to Lake James State Park, build the antenna on site, and complete a valid Parks On The Air (POTA) activation.
withstand the transmit power of 15W,the tuning range of approximately 40-300 ohms, can be very convenient for QRP communication, to ensure high efficiency radio transceiver in communication, but also allows you to fully enjoy the fun of DIY.
BUILD AN HF ANTENNA TUNER MAKE A HOMEBREW HF-VHF ANTENNA TUNER (It really isn't all that difficult.) This page details several T-match tuners. By comparing them, you should be able to construct a tuner to your own particular requirements.
