JRC JMA-5912-6 Instruction Manual page 295

[V] Setting of Target Ship's Track Saving Interval (Track Memory Interval)
An interval for saving target ship's track data can be set.
* This function is not available when the Target Track Function is turned off.
Procedures 1 Open the T.TRK menu by performing the following menu operation.
2 Press the [4] key.
The setting items for Track Memory Interval will be displayed.
3 Press the [numeric] key corresponding to the interval to be set.
Select an interval from the following:
Off /
3 sec / 5 sec / 10 sec / 30 sec /
1 min / 3 min / 5 min / 10 min / 30 min / 60 min /
1 NM / 3 NM / 5 NM / 10 NM
T.TRK
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5.6 Track Function
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