CQ9A нam radio contest position

Owned and founded by Valery Zhytkovich (EW6W)

Tag: youtube

CQ9A: spiderbeam poles

A bit outdated video about materials for 4SQ antennas

CQ9A – 40M 4SQ antenna

Here is new video about 4SQ (4 Square) on 40m band designed by EW6W (CT9ACD)