LAND SIZE

Set the minimum echo size to be considered a landmass. The setting range is 100 to 1000 m, in increments of 100 m.

ANT SELECT

Set the model of antenna radiator used.

AUTO ACQ CORRE

Set the number of consecutive echoes to receive from a target before initiating automatic acqui- sition on it. The setting range is 3 to 10.

AUTO ACQ WEED

Set the number of consecutive "no echoes" from a target before canceling automatic acquisition on it. The setting range is 1 to 5.

GATE SIZE

Set the gate size among S, M, L, or LL.

FILTER RESPONSE

Set the filter response function. The setting range is 1 to 4. Choose 1 for better trackability; 4 for better stability.

LOST COUNT

Set the number of consecutive "no echoes" before an acquired target is declared as a lost target. The setting range is 1 to 20.

MAX SPEED

Set the maximum tracking speed. The setting range is 40 to 150.

TRACKING MODE

Set the tracking mode among 1 to 4.

START TIME TGT VECT

Choose how to wait from time of acquisition to display of vector. Choose TIME to set by time (sec- onds) or SCAN to set by number of antenna scans.

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Furuno FAR-2157-D, FAR-2157-BB installation manual ANT Select