Dad has been a Ham radio operator since in the military 1952, he ran the MARS sattion in Frankfurt germany, also in South Korea, and even at Fort Gordon Ga, I helped out running phone patches in Germany and Ga when that was about the only way to communicate, but now with satelite tech, it is obsolete, His civ call is W4DCF, and Military call is AA4DCF when he assists, he one of the few civ that that has the authority to work on mil signals, Still has a lot of the collins equipment setup in his radio room, along with several 3 and 6 element beams located on a 100' fold over tower.