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18 kwi 2020 · Antenna tuners (more accurately referred to as “transmatches”) make great homebrew projects; they are reasonably simple to build and, when finished, provide a useful piece of equipment. Every shack should have (at least) one.
- Downspout Antenna Maintenance
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- Morse Code Day 2020
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- Skeeter Hunt 2023 Announced
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- Pota With Repurposed Antenna Parts
While going through my stash of old parts, I came across a...
- Bracket for The Gra-7350Tc Antenna
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- Boschveldt Qrp Field Day 2023
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- Speaker Wire Efhw Antennas
My aim with these projects is to make (nearly) full use of...
- Speaker Wire Half-Square Antenna
I was pleased with the results of my initial field tests...
- Downspout Antenna Maintenance
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.
Basic multi-z antenna tuner for QRP. Easy to tune low-z and high-z antennas. This is just an experiment while testing it with my 40m EFHW antenna.
The Ultimate transmatch. Usage and benefits of transmatch. A pdf document from a QST article made available for novices and beginners by ARRL. A Portable Antenna Matching Unit. A small HF antenna tuner project for qrp operations. Includes circuit diagrams pictures and test results by GW4ALG. Remote Antenna Tuner. Remote antenna tuner.
Simple QRP rigs, Transceivers with single side band direct conversion receivers, Receivers, Frequency counters for QRP. QRP homebrew equipment by py2ohh. py2ohh homebrewing of receivers, transmiters and Test Equipment for ham and swl, using cheap, easy to find or surplus components. QRP 20m Antenna Tuner Unit.
The ZM-2 ATU is a simple manual antenna tuner that you can purchase either as a fun-to-build kit or fully assembled and tested. I’ve owned my ZM-2 for many years, and I believe every QRP field operator should have one. They do a brilliant job of matching random wire antennas and taking your resonant antenna to a non-resonant band.
Homebrew C-L-C QRP Antenna Tuner. Technical Reference : QRP Projects. This is a C-L-C type tuner with a reflected power indicator. Tuning is done for minimum reflected power. Hits: 5315 | Votes: 2 | Rating: 4.50.
