Station HYPO

Celebrating the Past, Present and Future of Navy Cryptology


June 2021

Cold War TELINT – Problems at NSA (Part 3 of 6)

Many TELINT signal collection and telemetry signal processing systems were built and deployed during the 1960s by NSA or sponsored by NSA. A ring of sophisticated TELINT systems was developed and deployed to gather information on the missile development and space activities of the Soviet Union.

Continue reading “Cold War TELINT – Problems at NSA (Part 3 of 6)”

Cold War TELINT – Technical Problems (Part 2 of 6)

Many very basic problems were presented to those faced with using telemetry as an information source. Consider the following simplified list:

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Cold War TELINT – Background (Part 1 of 6)

Telemetry intelligence (TELINT) (later to be called FISINT) was a critical source of performance information on foreign missiles and space vehicles while they were being developed and tested, as well as a source of telemetry from military aircraft during their development.

Continue reading “Cold War TELINT – Background (Part 1 of 6)”

What China is learning from the battle that changed the course of World War II in the Pacific

On June 4, 1942, the US and Imperial Japanese navies faced off a few hundred miles from Midway Atoll in the central Pacific Ocean.

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Remembering the Crew of USS Fitzgerald (DDG 62)

Early on June, 17, 2017, the United States Navy destroyer USS Fitzgerald (DDG 62) collided with MV ACX Crystal, a Philippine-flagged container ship, about 80 nautical miles (92 miles) southwest of Tokyo, Japan; 10 nautical miles (12 miles) southeast of the city of Shimoda on the Japanese mainland (Honshu).

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Remembering LCDR Francis D. Jordan, USN, POW/KIA

A Japanese Language Officer who received his Japanese Language training in Japan from 1934-1938, LCDR Francis Dixon Jordan, USN, was serving as the executive officer of USS Luzon (PG 47) until ship was scuttled in Manila Bay on May 6, 1942, shortly before Corregidor was surrendered.  

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