The Pacific War Online Encyclopedia: SC2 Search Radar (original) (raw)

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Photograph of SC-2 radar antenna

National Archives #19-N-53412

Specifications:

Wavelength 1.5 m
Pulse Width 4 microsecond
Pulse Repetition Frequency 60 Hz
Scan rate 5 rotations per minute
Power 20 kW
Range 80 nautical miles (150 km) (bomber)40 nautical miles (70 km) (fighter)20 nautical miles (40 km) (battleship)
Antenna 15' by 4'6" (4.6m by 1.4m) 6x2 dipole array
Scope PPI
Accuracy 100 yards/3 degrees90 meters/3 degrees
Resolution 1500 feet/10 degrees460 meters/10 degrees
Altitude accuracy 2000 feet600 meters
Weight 3000 lbs1360 kg
Production: 450 -2 completed by 12/43450 -3 and -4 by 12/44

The SC-2 was the chief destroyerradar of the war, and models remained in use until 1963. It used the same set as an SK but a smaller antenna (15' by 4'6" or 4.6m by 1.4m, composed of 6x2 dipoles) that sacrificed altitude resolution and power in return for a lighter weight. Like the SK, it had a PPI display, integral IFF, and (in later marks) antijamming features.

References

Buderi (1998)

Friedman (1981)

Roberts (1982)

The Pacific War Online Encyclopedia © 2007-2009 by Kent G. Budge. Index


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