I answer three questions sent in by viewers. Peter Greene, KG7VXX, asks about radials for vertical antenna systems. Dick Jubinville, W1REJ, asks about how remote coax switches can work without a control cable. And Bill Smith, N5XVT, asks about finding info on old rigs.
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Hello Dave, I enjoyed your video about HAEMP. I have studied this for years and agree gas gaps and movs are too slow for the E1 component. I went to Stan Deyeos website and found an ad for the EMP Shield. It referenced patent number 10 530 151 B2. Thought you might be interested.