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Experiences with a z match


Experiences with a z match

Measuring the HF voltage is done with a simple diode detector

post 05 Dec 2024


Antenna Transmatch tuner Links

186



Tuners in T for antenne filaire
This is a high-pass T-filter consisting of a variable inductance inductor and two CVs. Each of these 2x125pF CVs has a capacity of 250 pF

Tunner per Antenna tipo canna da pesca
Modifica fatta ad un accordatore ZetaGi M 27 surplus

What tuners do
The primary function of a tuner is to present the radio with its specified load impedance

QRP Z-Match
The two variable capacitors are very compact. A simple SRW bridge allows to indicate the best tuning positions and an additional 150 pF capacity can be switched on, to help tuning shorter wires if necessary


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