![]() ![]() Sonar log files contain latitude, longitude, depth and time information for each track point, as well as the raw sonar data from each sonar ping and, often, further information such as water temperature, boat speed and course.For example, native Garmin data must be converted to the GPX format using the Garmin HomePort software package. If the file type of the data from the GPS unit is not directly supported by ReefMaster, it must be converted into a format that is. ![]() Although the data can be imported directly into ReefMaster from a connected memory card, it is recommended that data is first transferred to the hard-disk on the PC, where it can be stored, and is available for re-import to ReefMaster if required. Once data is has been transferred onto a memory card, the card should be connected to the PC that is running ReefMaster.For later model Humminbird units, for example, there is an option Export All Nav Data which transfers all saved tracks and waypoints. Consult the documentation that came with your GPS device for information on how to transfer data onto a memory card.The most common method of transferring data from a physical GPS/Sounder device is via a Memory Card. Before data can be imported into ReefMaster it must first be transferred from the source device. ![]()
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