L1 signal went dead on LM GPS IIR satellite
DEAD SIGNAL: The L1 signal on a Lockheed Martin GPS IIR satellite in orbit went dead for just more than 5 hours on Sept. 4, according to officials at Schriever Air Force Base, Colo. Officials determined the L1 High Powered Amplifier failed, and reinitiated the signal from a redundant system on the...
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