While browsing my paper archives, I found two folded, together stapled paper sheets with almost unreadable pictures of a control box for the K9AY loop receiving antenna* (a note see below) and a preamp with filtered input which was unreadable at all, however the schematic recalls the already published K9AY […]
Daily Archives: May 17, 2012
2 posts
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 article (1), Brian Beezley, K6STI, brings to our attention the details of how an antenna can be designed to eliminate (or greatly reduce) power-line noise to aid low-band […]