Contact us: Chelsea Technologies Group - specialists in underwater acoustics, oceanographic instrumentation and biomedical instrumentation design and manufacture

  New Products for 2008: TriLux family of low cost miniature digital fluorimeters, the high performance Fast Repetition Rate Fluorimeter (FASTtracka II) and the 8-16kHz SonoTube 10,000 range of versatile projector / receivers - click below to find out more...................................................................New Products for 2008: TriLux family of low cost miniature digital fluorimeters, the high performance Fast Repetition Rate Fluorimeter (FASTtracka II) and the 8-16kHz SonoTube 10,000 range of versatile projector / receivers - click below to find out more.......

Underwater acoustics and sonar system technology for defence & commercial markets

Design & Manufacture of oceanographic sensors and systems

Bio-medical instrumentation design, development & manufacture.

Acoustic & Sonar Systems

Underwater acoustics and sonar system technology for defence & commercial markets
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Marine Systems

Oceanographic instrumentation 
design & manufacture for Civil & Military markets.

Life Science

Biomedical instrumentation 
design, development 
&  manufacture.

 Click the buttons below to go to relevant section

 Click the buttons below to go to relevant section

 Click the buttons below to go to relevant section

5Mb - Click to download updated Acoustic Product Catalogue showing all our acoustics products (2008)Acoustic Products Catalogue
Click to see a selection of our projectors / transmitters:Projectors

Click to learn more about the CTG1330 Communications 8-16kHz SonoTube 10,000 8-16kHz SonoTube 10,000 range
Click to learn more about the Medium Frequency Wideband Projector Medium Frequency Wideband Projector 
Click to learn more about the OmniSource Spherical ProjectorOmniSource Spherical Projector
Click to learn more about theDual ProjectorDual Projector
Click to learn more about the Tuned High Power Broadband ProjectorTuned High Power Broadband Projector
Click to learn more about the 850 Hz-2400 Hz SonoFlex range 850 Hz-2400 Hz SonoFlex range
Click to learn more about the Communications (7kHz-20kHz )Communications (7kHz-20kHz )
CTG manufactures a range of underwater acoustic hydrophones for receiving over a wide frequency range. Click to see some of these hydrophone / receiver acoustic transducers. Hydrophones

Click to learn more about the OmniSense 1Hz-150kHz Spherical hydrophones  OmniSense 1Hz-150kHz Spherical hydrophones 
Click to learn more about the Multi-purpose Hydrophones Multi-purpose Hydrophones
Click to learn more about Hydrophones with Pre-amp Hydrophones with Pre-amp
CTG manufacture a wide range of equipment & systems for test and evaluation of sonars. Click here to see a sample of these sonar sources, echo repeaters, calibrated transmitters and power amplifiers, which assist in the calibration and testing of sonars.Sonar Test & Evaluation 

Echo Repeater Acoustic SourceEcho Repeater Acoustic Source
Versatile Acoustic Source SystemVersatile Acoustic Source System 
Portable Echo Repeater SystemPortable Echo Repeater System
CTG manufactures a complete range of echo sounder transducers, which can be used either as stand alone acoustic transmitter/receivers or as part of a complete OEM package. Click to view our range.Echosounders
Click to learn more about the The SonoTube 10,000 series - the industry standard transducer for telemetry and communications. Underwater Communications 
Click to learn more about our 100 & 325 kHz composite sidescan sonar array design to encompass impressive range and resolution. Sidescan Sonar
Subsea acoustic command, acoustic control & remote data transfer functions are provided by a range of acoustic telemetry, transponder & acoustic modem products. Click here to read more about our Acoustic Release products.Telemetry & Acoustic Releases
CTG has extensive expertise in electronics and acoustics & can custom design & manufacture systems. Click here to find out more.Custom Design

Warning Pingers, Towed Synchronised Pingers & Torpedo Recovery PingersPingers
Arrays for Sidescan SonarsArrays for Sidescan Sonars

Click to learn more about our Calibration Facility Acoustic Calibration Facility

Click to go to: Brochures pagesBrochures 
Click to go to: Latest News pagesMarine News & Events

Click to view CTG's range of sensors - fluorimeters, transmissometers, CTG sensors, Plankton Samplers, Bioluminescence sensors, PAR Irradiance SensorsOceanographic Sensors: 

The new family of low cost miniature digital fluorimeters TriLux Fluorimeter Family
Fast Repetition Rate FluorimeterFast Repetition Rate Fluorimeter
View our range of FluorimetersFluorimeters
ALPHAtracka - Compact, highly accurate, submersible transmissometer Transmissometers
MINIpack CTD Sensor Suite - Compact, SmartMedia based multi-parameter monitoring systemCTD-F Sensor Suite
A modern Plankton Sampler for automated towed and ship-bourne use. Plankton Sampler
Bioluminescence sensor which monitors the visible emissions from bioluminescent organisms in seawater.Bioluminescence Sensor
For the measurment of Photosynthetically Activ RadiationPAR Irradiance Sensor

CTG is the world's leading manufacturer of towed vehicles. Click to view our portfolio. Towed Undulating Platforms

Learn more about the towed vehicle winches, cabling and fairing supplied by CTG.Winches, Cables, Fairings

CTG is working with UK and US Government Departments & Agencies on developing novel sensor systems for environmental monitoring and protection. To find out more click this button.Homeland Security 

CTG specialises in the complete scope of procurement from initial feasibility and assessment studies through the design and prototyping to production. Click to learn more about our Military capabilities.Military Capability

AquaLine FerryBox is a generic, robust monitoring system that enables sea surface temperature, salinity, chlorophyll-a and turbidity to be monitored along with a vessel's geographical position.AquaLine FerryBox 

Ferrybox and Ship of Opportunity Meeting - 29 and 30 September 2008 - Click to register to attend.FerryBox Meeting (29/30 Sept 08)

Learn more about CTG's extensive Calibration Facility. Calibration Facility

Click to learn more about CTG's range of Deck UnitDeck Units

Oceanographic & Environmental Equipment Rental from CTG.Equipment Rental

Learn more about CTG's highly reliable Sub-Sea Pipeline Leak Detection System which has an impressive track record since 1983. Pipeline Leak Detection 

Detailed product fact sheets have been written for most of our products. Product Fact Sheets  

Click to view a range of Technical Papers Technical Papers  

Click to view all CTG brochures, which you can downloadBrochures 

Read our Latest News and find out about forthcoming events.Marine News & Events

Why choose Chelsea to design and manufacture your products? Product Design & Manufacture

Innovative designs Innovative designs 
PrototypingPrototyping
Production EngineeringProduction Engineering

Recent Products and DevelopmentsCase Studies

Key Disciplines - Mechanical, software, electronics, sensors, optics, temperature control, liquid handling, manufacture, QAKey Disciplines

Tap into our expertise - Mechanical Mechanical 
Tap into our expertise - Electronics Electronics 
Tap into our expertise - Software Software 
Tap into our expertise - Optics Optics 
Tap into our expertise - Temperature control Temperature control 
Tap into our expertise - Liquid Handling Liquid Handling 
Tap into our expertise - ManufactureManufacture

CTG is working with UK and US Government Departments & Agencies on developing novel sensor systems for environmental monitoring and protection. To find out more click this button.Homeland Security 

On-Site Rapid Diagnostics ScreeningDiagnostics Screening

Click to go to: List of Clients pagesList of Clients

Download new Life Science brochure 'Making ideas...reality'Brochure

Click to go to: Latest News pagesLife Science News

Click to go to: Enquiry Form pagesEnquiry Form

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making ideas...
                     reality
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Click to go to: Enquiry FormEnquiry Form Click to go to the Customer Enquiry Form / Print off form to return with your equipment for survey or repairCustomer Support Enquiry/Returning Equipment  Thank you for agreeing to complete the Product Satisfaction Survey - click to beginProduct Satisfaction Survey
We have a number of vacancies ............To find out more click this buttonRecruitment  Group backgroundGroup Background Location MapsLocation Maps Representatives DetailsOverseas Representatives

Links:  Challenger SocietyChallenger Society    Link to the Alliance for Coastal Technologies (ACT) website, a NOAA-funded partnership of research institutions, state and regional resource managers, and private sector companies interested in developing and applying sensor/ sensor platform technologies for monitoring and studying coastal environments.ACT Technology Evaluations  World Ocean Observatory - This comprehensive, media-rich site features videos and podcasts, reports and forums, educational materials and more to explain and highlight the state of the world’s coral reefs.   World Ocean Observatory 
 CTG participated in a hands-on ocean technology exhibition incorporating in-classroom and on-water demonstrations and training sessions, click to read the review Ocean Business Review   Marine BizTV - showing coverage from Ocean Business 2007  Marine BizTV - showing coverage from Ocean Business 2007

Chelsea Technologies Group Ltd operates from a 17,500 sq ft facility in Surrey, England. A  team of highly experienced scientists and engineers are engaged in design, development, production engineering, process control and marketing of a wide range of individual sensors and distributed instrument systems. Applications include  environmental monitoring, acoustics sonar, biotechnology and advanced optics. Our extensive technical and market knowledge make us ideally placed to offer consultancy services. The Group's activities are spread over two areas - Oceanographic, Acoustic & Sonar Systems for the Civil and Military markets and Life Sciences.  Chelsea is an ISO 9001:2000 and  ISO 13485:2003 company.

Opening hours: Monday - Thursday 8am - 6pm, Friday 8am - 2pm. 
Download ISO1:2000 Certificate

Chelsea Technologies Group Ltd
Registered Office: 55 Central Avenue, West Molesey, Surrey KT8 2QZ, UK
Tel : +44 (0)20 8481 9000   Fax: +44 (0)20 8941 9319   Email:  sales@chelsea.co.uk
Company Registered in the UK at the above address. Registration No: 00832429 

 Download ISO 13485:2003 Certificate
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Last updated 13th May 2008
Website designed & data controlled by Ellen Keegan. Copyright 2007