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Accordatore per RTX QRP


Accordatore per RTX QRP

Accordatore concepito per uso portatile a bassa potenza

post 05 Dec 2024


Antenna Transmatch tuner Links

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Z-match tuner for ft817
I chose to use the dual balanced output link configuration suggested by Mr. Lofgren. One link is a low impedance, the other a high impedance

Z-match ATU covering 160m - 10m
I put up a homebrew 40m coaxial dipole which wouldn’t even give me a good SWR on 40m! I looked around for an appropriate ATU circuit to build

End Fed Half Wave Tuner Kit
The two transformers that need to be wound, one on toroid and the other on a binocular core, were pretty easy, and anyone who has wound inductors before will have no problem

Z-Match, un circuito da riscoprire
L'originalita' dell'idea consiste nell'usare due circuiti accordati, in parallelo, che lavorano su frequenze diverse, eliminando la necessita' di induttanze tipo roller o con prese commutabili


Antenna splitter per VHF-UHF per quattro ricevitori

Antenna splitter per VHF-UHF per quattro ricevitori Chi dispone di una sola antenna e vuole collegarvi più di un ricevitore necessità di uno splitter

Kits and Components

Amateur radio kits by Kanga US

50MHz to 28MHz RX Converter

50MHz to 28MHz RX Converter The concept of the rx converter is quite simple and nothing really new. the local oscillator is a standard colpitts crystal oscillator producing the 22mhz lo signal