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End-fed halfwave and tuner for 80-160m

End-fed halfwave and tuner for 80-160
    I planned to set up portable and lift the 123-foot wire with some helium balloons and operate in the QRP category
post 05 Sep 2025



Antenna Transmatch tuner Links

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Portable Z-match
A multiband compact Tuner able to tune both symetrical and coaxial

The QRP holiday-transmatch
The Transmatch is build around two variable capacitors, a toroide inductor with 32 turns of 0.3 mm wire on a Amidon T68-2 core red and a single-pole

Transmatch_a_condensatore_variabile_cilindrico
Si tratta di un "Transmatch" la cui principale caratteristica sta nel fatto che l'induttanza e le capacita' variabili necessarie al suo funzionamento, sono homemade

Trasformatore per radio frequenza
Diciamo che un accordatore e' un trasformatore per radio frequenza a rapporto di trasfomazione variabile

Variometer S match ohne Balun
I first set up an S-match with ring cores, roll coil and variable capacitor


eYou.com.au RF shop

eYou.com.au RF shop Test Instruments, RF Coaxial Cable, RF Coaxial Connectors, Coaxial Attenuators, Supplier in Australia, melbourne

Radioassistance

Radioassistance Radioassistance E Kenwood Dealer, vendita ricetrasmittenti, antenne, parti di ricambio, elettronica

SunCalc

SunCalc SunCalc - sunrise, sunset, shadow length, solar eclipse, sun position, sun phase, sun height, sun calculator, sun movement, map, sunlight phases, elevation, Photovoltaic