Hits 

A Homebrew Antenna Tuner


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

post 09 Sep 2024


Antenna Transmatch tuner Links

196



Palstar AT1500CV
Palstar AT1500CV. I had this tuner in use for more than three years and I liked it very much. The tuner is equipped with asymmetrical and symmetrical connections.

Projects
I like inverted L's because I get both vertical and horizontal radiation

Remote control L match aerial Tuning Unit
One of the geared motors turns the roller coaster inductor, the other a variable capacitor.Both motors run at approximately 60 RPM

Symmetrisch antenne systeem
A balun is placed at the input of a symmetrical ATU to make the input signal symmetrical or at the output of an asymmetrical ATU a balun couples the signal symmetrically to the open line

Accordatore-1-kw-0.5-mhz-a-60-mhz
Sicuramente l'accordatore costruito in proprio, dopo le antenne,e' l'apparato piu' presente in Internet dopo le antenne autocostruite


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