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General operation
1.GPS
It is available to control and confirm information in GPS receiver.
1.1. Coordinate System
It sets coordinate system of GPS or Loran.
(☞The default setting is GPS.)
1.2. Datum
It shows GPS Datum. WGS-84, which is the worldwide standard is only available.
(☞ The default setting is WGS-84.)
1.3. LAT. Modification
There could be a receiving signal error from satellites. If it is on the latitude, modify in the latitude
modification.
1.4. LOT. Modification
There could be a receiving signal error from satellites. If it is on the longitude, modify in the longitude
modification.
1.5. Smoothing setup
How to set the calculation of Smoothng.
OFF : No use.
Mode 1: Calcalation in short time.
Mode 2: Calcalation in long time.
(☞ The default setting is incorrect every the country.)
1.6. COG filtering
It sets time by second for average bearing. It is a special function for a fishing boat.
(※ Although you set a time to the menu, it is unavailable if the menu, No. 5(Smoothing ser is off.)
(☞ The default setting is incorrect every the country.)
1.7. SOG filtering
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