Hydrographic survey methods
Smartlog USB NMEA0183/Seatalk Logger
Smartlog for Windows
Navigation Software and Apps
NMEA0183 Installation Guides
NMEA to CSV
NMEA0183 Wi-Fi Interface
Hydrographic Offices and Bathymetric Data Publishers
Ports, Harbours and Marinas
Developing Countries and Capacity Building
Benefits and Limitations
Logging / Logging FAQ
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GPS receivers, EGNOS and DGPS
SmartLog USB Hardware logger
SmartLog for Windows
Configuration and Calibration
My GPS says it has WAAS. What does this mean?
Which is better, EGNOS or DGPS?
Do I need a DGPS or EGNOS receiver?
I have a dual frequency depth sounder. Which frequency should I use?
Should I change my depth sounder sensitivity?
I only have a Signal wire, no Ground. How do I connect this?
Can I connect NMEA0183 data into a computer's serial port?
Do you support NMEA2000?
I don't want to log data for you any more. I have a SmartLog USB hardware logger you supplied, what should I do with it?
My USB memory stick doesn't work. Help!
Can I use your software with my chart plotter?
Do you only want data from the trials areas?
My depth sounder has a safety margin on the transducer offset. Can I keep this?
How important is the calibration process?
How private is my data?