FOR IMMEDIATE RELEASE

May 3, 2004

(West Wareham, MA) EdgeTech's classic 272-TD side scan sonar tow fish with improved IGBT (Isolated Gate Bipolar Transistor) for the replacement of the old SCR's is now being offered additionally to the EdgeTech 4100P (Portable) Topside Processor.

This new 4100 Side Scan Sonar System provides users with all the capabilities of the 272-TD towfish along with the easy to transport 4100P topside. The 4100P provides a fully waterproof housing for the fish interface and power supply, with 12VDC, 115 & 230VAC power options as standard. Display and control is via EdgeTech's Discover software on a removable laptop or other Windows© computer. Remote laptop to 4100P interfacing options includes 10/100BaseT, Wireless (802.11b), or Powerline links using TCP/IP protocol.

If you prefer a standard rack mountable topside or a single frequency towfish, EdgeTech's 4100 System offers the 4100 Topside Processor and 272-T tow fish as options.

Uses for side scan sonar include geo-hazard surveys, geological/geophysical surveys, route surveys, archeological surveys, and search and recovery.

EdgeTech manufactures a variety of marine products including sub-bottom systems, combined side scan/sub-bottom systems, and modular imaging systems for deep towed, AUV, ROV and other applications utilizing Full Spectrum, MultiPing or synthetic aperture acquisition and processing techniques.

To visit the 4100 Side Scan Sonar System page click here.