| TECHNICAL SPECIFICATIONS Display SVGA colour monitor Zoom x1 or x2 or x4 Dynamic and/or fixed zoom Contrast enhancement Normal or inverse image Colour or monochrome image Slant range correction or true map correction or uncorrected image Freeze and 'LOOKBACK' Current and historical altitude Current and historical time Range lines Auto-numbered event marks Navigation data messages Target annotation Overall hide/show selector Comprehensive status bar Annotation Online and/or offline from Integral keypad or RS232 link Any alphanumeric characters positioned anywhere on image Event marks from keypad or jack Navigation interface accepts NMEA0183 messages (lat/long, course, speed, heading) Also accepts X-Y coordinates Users may enter tow fish layback Measurement Readout of object true position Readout of object length Readout of object height Recording Optical disk (3.5", 640MB) media Approx 9hrs/disk (at 100m range) Always records raw sonar data plus Ti me/altitude/na vdata/an notation/etc Ability to erase last record or erase whole disk (for re-use) Replay Instant access throughout disk Select by record number Select by time or record start Corrected or uncorrected replay Replay at up to x5 real time or compressed replay (x20 real time) Single replay or repeated replay or sequence replay Pause Edit images to another disk Controls, help, etc Splash proof keypad with dedicated function keys and full QWERTY-numeric keys Mouse Help & error messages Low altitude & low disk alarms |