SM radar

SM (radar)
SM (No. 10) aboard USS Lexington
Country of originUnited States
ManufacturerGeneral Electric
Introduced1943
No. built23
TypeFighter-direction radar
FrequencyA/G-band
PRF775–825 Hz
Pulsewidth1 μs
Range35 mi (30.4 nmi)
Precision200 yd (0.1 nmi), 3 °
Power45–65 kW

SM was an American made fighter-direction radar used for the ship ground-controlled interception (GCI) during World War II by the United States Navy. Variation included the SM-1.

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