Coda GeoSurvey DA 2000

Coda GeoSurvey DA 2000 – Available for rental, hire and ex-rental purchase from Ashtead Technology.

The all-new Coda GeoSurvey DAseries acquisition system is available for all sidescan sonars and sub-bottom profilers including the latest digital sonars and popular analogue systems. Building on more than 12 years of experience as a leader and innovator in the field of geophysical acquisition, Coda GeoSurvey is the system of choice for many of the world’s leading survey companies and research institutes. The Coda DAseries is a purpose-built, turn-key hardware solution specifically designed for the most demanding of offshore survey requirements and is delivered pre-installed, ready to run. With options including two-channel and four-channel analogue acquisition, two independent triggers, digital network interfaces, Windows or Linux operating systems, rugged, compact rack-mountable hardware, the DAseries is a highly flexible solution for all geophysical data acquisition requirements. With Coda’s extensive range of real-time and post-processing software tools such as Pipeline Inspection, Mosaicing and GeoKit interpretation tools, Coda GeoSurvey fulfils the most demanding marine geophysical and engineering survey specifications.

For digital-only sonar systems and sub-bottom profilers from L3-Klein, EdgeTech and Teledyne Benthos and for all post-processing applications, Coda GeoSurvey can be installed on any standard PC running Windows XP.

Key features

  • 1U, 19″ rack-mountable
  • Compatible with all leading sidescan sonars & sub-bottom profilers
  • Digital/network interface

Technical specifications

Analogue InputsAdjustable input-range analogue inputs compatible with all analogue sidescan sonar outputs and sub-bottom profilers including direct hydrophone connection. Improved low voltage performance
Trigger InputsStandard TTL input. Up to 2 independent/asynchronous triggers
Trigger OutputsStandard TTL output
Navigation and fix dataMultiple serial ports for NMEA compatible navigation data and other proprietary format navigation, fix and annotation strings
Printer interfacesUp to two independent parallel printer interfaces compatible with printers from Octopus, EPC, Alden/GeoAcoustics Ultra and Isys
Network2 Ethernet interfaces (1 x 1Gb, 1 x 10/100Mb) for data transfer and interface to digital sonars
Other interfacesUSB x 4; IEEE 1394 (peripheral interface)
Recording DevicesInternal hard disk, external hard disk (via USB 2.0 or IEEE 1394), DVD RAM and remote network devices. Automatic continuous recording switch-over. Raw or processed data recording and copying. Post acquisition data back-up to DVD-R and CD-R disks
Recording FormatsCODA, SEGY, XTF, QMIPS
SonarVertical and horizontal scrolling waterfall, A-scan/oscilloscope, dual or single channel
Sub-bottomUser-defined seismic zoom windows, left/right, up/down, scroll directions
Dual formatSimultaneous display of multiple channels and data types in multiple windows, on single or dual monitors
NavigationOn screen real-time nav. updates, track plot, corrected nav, navigation smoothing, speed correction etc.
SidescanReal-time sonar gain correction and colour palette display enhancement facilities, cross-track smoothing, speed correction. Extensive real-time and post-processing modules including Pipeline Inspection, Mosaicing and GeoKit interpretation tools.
Sub-bottomExtensive real-time signal processing and gain correction for sub-bottom profiler together with display enhancement facilities. User-defined depth and time based filters and gain controls. Stacking, auto seabed tracking, speed correction. Extensive post p
Description19" rack-mountable system - 1U, slim-line ruggedized industrial PC
Shipping caseCustom Peli-case
Power100-240 Volts AC
ProcessorPentium M 1.8GHz or better
Memory512Mb as standard
Hard disk300 gigabyte
DisplayCompatible with single or dual screens


430mm wide x 44mm high x 356mm17 wide x 1.75" high x 14" deep"