The ultimate transmatch
At the rear of the roller inductor is the 1-to-4 balun.the balun is set on top of a standoff isulated
post 11 May 2023
Antenna Transmatch tuner Links →
A single-coil Z-Match type
One of my first structures was with two plastic varicaps. Types that were in portable AM radios. Although intended for QRP, they often proved suitable for even 100 W if the impedance to be adjusted was not too high
A Tiny Z-match Tuner portable
A compact Z-match tuner for usage for in operation portable
A Homebrew Antenna Tuner
I decided to build a homebrew antenna tuner because I needed a passive pre-selector network to match an experimental end-fed wire antenna to my QS1R SDR receiver
Accordatore d' antenna a copertura continua
Un accordatore a copertura continua. Rispetto alla bobina classica con le prese commutabili il vantaggio di una induttanza variabile roller consiste nel fatto che l' accordo e' piu' preciso
A simple 10w qrp z-match 80-10m
Easily connect both symmetrical and unbalanced antennas from 80 to 10 m
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One of my first structures was with two plastic varicaps. Types that were in portable AM radios. Although intended for QRP, they often proved suitable for even 100 W if the impedance to be adjusted was not too high
A compact Z-match tuner for usage for in operation portable
I decided to build a homebrew antenna tuner because I needed a passive pre-selector network to match an experimental end-fed wire antenna to my QS1R SDR receiver
Un accordatore a copertura continua. Rispetto alla bobina classica con le prese commutabili il vantaggio di una induttanza variabile roller consiste nel fatto che l' accordo e' piu' preciso
Easily connect both symmetrical and unbalanced antennas from 80 to 10 m
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