![]() ![]() ![]() Navy found the fort to be attractive after tests had shown that it was an outstanding location to intercept radio communication transmitted from the Far East, mainly Japan. The initial COMINT mission was to copy Japanese diplomatic traffic on a commercial RCA circuit between Salinas, California and Tokyo using idle DF receivers, which had been tuned to the commercial band. ![]() Rather than build and equip a new site, OP-20-G planners were by then reduced to postponing delivery of the new equipment and asking Admiral Campbell to accept a plan which communications intelligence (COMINT) mission against Japanese targets was to be conducted using idle communications equipment. Campbell, Commandant 13th Naval District to establish the first of these sites at Astoria, Fort Stevens, Oregon, where the Navy had a Direction Finding (DF) station providing navigation assistance to commercial vessels. The other was a small site in Alaska (“but not in the islands”) to cover Japanese ship-to-shore communications in both peace and war.īecause of budgetary restrictions, Admiral Pratt, CNO, was forced to wait until May 1932 before directing Rear Admiral E.H. In 1930, OP-20-G planners selected the 13th Naval District, which included Oregon, Washington, and Alaska, as well as Idaho, Montana, and Wyoming, as a prospective location for two new intercept sites: one, a large site to cover Japanese point-to-point traffic with Europe and China on low and high frequencies during wartime. ![]()
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