aircraft Reporting from simpleflying.com

Disappears: SR-71 Pilot Explains The Real Reason Why The Blackbird Wouldn't Show Up On F-15 Radar

Disappears: SR-71 Pilot Explains The Real Reason Why The Blackbird Wouldn't Show Up On F-15 Radar

The early Eagle's APG-63 radar was a pulse-Doppler radar was initially not programmed to display a SR-71 closing at full speed, making it invisible.


Original reporting

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