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Realization of a coupling box by Patrice


Realization of a coupling box by Patrice

The torus has 6 wires: 2 side CV, 2 side self and 2 to the outputs of the box, for the RX - TX.- For the six outputs of the torus, put "souplisso" recovered on the transformer of a micro insulation 2000 volts

post 05 Dec 2024


Antenna Transmatch tuner Links

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Automatic Tuner Project
The automatic antenna tuner described here is the first part of automating my station so I can run it remotely

Automatic Tuner-Transceiver Interface
This Autoamtic Tuner-Transceiver Interface (ATTI), based on my own firmware and a PIC16F876 processor, is used to control a connected transceiver when the Tune

Automatic Z-Match Antenna Tuner Project
AT-3K only has a switch position for balance line BAL to feed to an external balun

Accordatore d'antenna QRP per i 20m
Se il led si accende, significa che ci sono onde stazionarie, se il led e' spento vuol dire che esse sono molto basse

Accordatore di Antenna Tuner
La configurazione a T offre un range di impedenza piu' elevata, e permette di accordare quasi tutte le antenne


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