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29 cze 2021 · There are tuned single-band whip antennas, with BNC connectors, available from MFJ and probably other sources. I have gotten a 20 meter one and also a set of 8 loading and coils and one telescoping whip, all through ebay. The antenna will mount right on the radio, and with the built-in mic and speaker, you have an HF walkie-talkie.
31 mar 2019 · This antenna tuner is designed for low power HF work, or QRP. QRP is a fascinating niche within ham radio, where enthusiasts typically build and operate low power (typically 5 watt or less) transmitters.
16 cze 2022 · You do not have to change modes to have the ATU-10 go into the tune mode. In any mode on the radio, like SSB, just key the mic and the tuner will tune. Give it a second or two and you are ready to go. Change bands and key the mic, same results.
The QRP Manual Tuner appears to be the combination a few pieces of work, some that are possible to locate on the Internet. SWR Indicator Circuit - Dan Tayloe N7VE LED SWR indicator
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.
18 kwi 2020 · A well-designed Z-match tuner has a high Q and is more efficient (less lossy) than other types of tuners. The fixed inductor simplifies construction (no taps or rollers needed). Using a toroid inductor and some small poly-film variable capacitors, the Z-match can be built into a very compact package.
Trending Links. Homebrew QRP SSB Transceiver. This page describes a homebrew QRP SSB transceiver built by WB9IPA. A Portable Antenna Matching Unit. A small HF antenna tuner project for qrp operations. Includes circuit diagrams pictures and test results by GW4ALG. 30m QRP Transceiver kit.
