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Twenty-Six Defense Maritime Equipment

AN/SSQ-62 DICASS Active Sonobuoys

Sparton · Model AN/SSQ-62E, AN/SSQ-62F, AN/SSQ-62F (GPS), AN/SSQ-62G

NATO A-size Directional Command Active Sonobuoy System (DICASS) buoys giving range and bearing to submarines, operating depth 15-460 m, four sonic frequencies.

Description

The Sparton AN/SSQ-62 family are all-digital Directional Command Active Sonobuoy System (DICASS) buoys used to detect and localize submarines, providing range and bearing for accurate target fixing. One of four sonic frequencies is selected via EFS, and CFS allows the operating mode to be changed after deployment. They are air-launchable from fixed- or rotary-wing aircraft or deployable from surface vessels.

Key features

  • Sonic frequencies A: 6.5 kHz, B: 7.5 kHz, C: 8.5 kHz, D: 9.5 kHz
  • SSQ-62E: fifth generation, 96-channel transmitter, factory configurable to AN/SSQ-62 or 62B standards
  • SSQ-62F: sixth generation, 97-channel transmitter, GPS messages on a subcarrier; SSQ-62F (GPS) with integrated GPS and NMEA output
  • SSQ-62G: improved beam patterns with reduced end-fire, improved range and directional accuracy, faster descent, analog telemetry for legacy platforms
  • Operating depth 15-460 m (50-1500 ft); operating life 1 hour minimum

Applications

  • Active anti-submarine search and target localization

Specifications

Weight17.46 kg (38.5 lbs)
Launch containerLAU-126/A
Operating depth15-460 m (50-1500 ft)
Sonic frequencies6.5 / 7.5 / 8.5 / 9.5 kHz
Operating life1 h minimum
Transducer arrayPiezoelectric ceramic, omnidirectional transmit / directional receive
Shelf life5 years in sealed container

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