Guest Post: Control of Electromagnetic Radiation (CONELRAD)
by Thomas from The SWLing Post on (#5VXKN)
Many thanks to SWLing Post contributor, Bob Colegrove, who shares the following guest post: Control of Electromagnetic Radiation (CONELRAD) As recalled by Bob Colegrove In his comment on my recent posting, Tinkering with History, Mario noted the dial on the featured radio, the General Electric P755A, sported two small triangles, one between 6 and 7, and [...]