In telecommunication, the term foreign instrumentation signals intelligence (FISINT) has the following meanings: 1. Intelligence information derived from electromagnetic emissions associated with the testing and operational deployment of foreign aerospace, surface, and subsurface systems. 2. Technical information and intelligence information derived from the intercept of foreign instrumentation signals by other than the intended recipients. Foreign instrumentation signals intelligence is a category of signals intelligence. Foreign instrumentation signals include but are not limited to signals from telemetry, beaconry, electronic interrogators, tracking/fusing/arming/firing command systems, and video data links. References
This article incorporates public domain material from the General Services Administration document "Federal Standard 1037C". This article incorporates public domain material from the United States Department of Defense document "Dictionary of Military and Associated Terms".
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