TH7DXX Manual

by ok1rr|Published March 24, 2023|1 comment

A K6STI low-noise receiving antenna for 80 and 160 meters

Here’s how you can make a low-cost, low-noise, 21-foot-square receiving antenna that’s certain to boost your DX ability. In his accompanying QST […]

Published May 13, 2012

The 4 rule The reactance of the windings should be at least four times the impedance the winding is designed to look […]

Published May 19, 2012

a compact, directional receiving antenna by Gary Breed, K9AY first published in QST (ARRL), Newington, Sep 1997Wish you had enough room for […]

Published March 22, 2023

Volume 1 – (published 1985) Volume 2 – (published 1989) Volume 3 – (published 1992) Volume 4 – (published 1995) Volume 5 […]