Updates & Downloads
GSD 22 software version 3.20
as of October 6, 2010
USB Card Programmer
Download (1.35 MB)
View download instructions and system requirements
Change History
Changes made from version 3.10 to 3.20:
- Fixed issue with transducer detection.
- Fixed transducer transmit power issues when using dual frequency.
- Corrected transmit power with transducers that have transducer ID.
- Fixed issue with range adjustment and calculated depth.
Changes made from version 2.90 to 3.10:
- Improved quality of the sonar profile by increasing color separation between fish and the bottom.
- Improved bottom lock user option so that it will now draw a flatter bottom.
- Fixed bug with auto scroll speed with multiple MFDs.
Changes made from version 2.80 to 2.90:
- Corrected issue where user settings would not save at power down.
- Improved shallow water depth tracking.
Changes made from version 2.70 to 2.80:
- Updated software to support new memory chip.
- Fixed potential shutdown.
Changes made from version 2.60 to 2.70:
- Added noise reject user control
- Improved manual gain adjustability for finer control
- Improved automatic gain and depth detection performance
Changes made from version 2.50 to 2.60:
- Fixed potential shutdown.
- Added support for setting a water temperature offset.
Changes made from version 2.40 to 2.50:
- Improved sonar depth detection in some environments.
- Corrected incorrect water speed that could occur if the speed wheel did not turn.
Changes made from version 2.30 to 2.40:
- Corrected water temperature fluctuation issue.
- Improved sonar performance.
- Improved automatic range selection.
Changes made from version 2.20 to 2.30:
- Improved overall sonar operation.
- Fixed problem that could cause network disconnections.
- Added ability to network with multiple 4000/5000 series units.
Changes made from version 2.10 to 2.20:
- Change for manufacturing purposes
Changes made from version 2.00 to 2.10:
- Updated transducer ID communication timings to improve transducer ID reliability.