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South Tyneside College is located in South Shields, in the North East of England, and has been an international leader of marine training since its foundation as South Shields Marine College in 1861.
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The NMEA is a trade association of manufacturers, distributors, dealers, sales representatives, technicians and other professionals involved in the marine electronics industry.
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The objective of the Central Union of Marine Underwriters (CEFOR)is to promote and safeguard the professional and economic interests of its members within hull, energy and cargo insurance.


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1638 Cottonwood Drive
North Canton, Ohio
USA Ohio

Contact: Edward Harper

Ph: 330-896-3644

Fax: 330-896-8816

Leading Manufacturer of underwater loudspeakers and underwater speakers for use in diver recall systems, underwater High Powered Communication Systems and synchronized swimming sound systems. Also used in marine mammal research and aquariums.

  • State of the Art Piezoelectic Underwater Speaker Design. High power, rugged and affordable.
  • Diver Recall System have 5 tones, radio input capability, and microphone for underwater PA.
  • U.S. NAVY APPROVED DSD-6E Diver Signaling Device for recalling SCUBA Divers. Non-Explosive construction.
As a leading manufacturer of underwater speakers we are interested in all forms of acoustic research that could utilize our products or our design services. We are also involved in hydrophones for underwater listening devices.

Underwater speaker underwater loudspeaker hydrophone diver recall system underwater communication system transducer marine mammal dolphin Enforcer SEALS Special operations NAVY approved Deep synchro

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