17. TO CHANGE UNIT OF DEPTH READOUT AND TEMPERATURE
Depth Unit
"Meters", "Fathoms", "Feet" or "Brazas" is selected.
Temperature Unit
"Celsius" or "Fahrenfeit" is selected.
18. TO SET PULSE LENGTH
Pulse Length
Normally Pulse Length is set to short automatically according to set displayed
depth range. When LONG is selected, twice pulse length of NORM setting can
be set.
The shorter pulse length, sensitivity decreases.
sensitivity increases.
・ Set PULSE LENGTH on Menu 2. (NORM, LONG)
19. TO SET SUPER RANGE
Super Range
When depth range (displayed depth range) changes, it rewrites whole previous
image recorded on the screen to after changing the depth.
・ Set SUPER RANGE on menu 3.
ON : Used
OFF: Not used
20. TO SHOW DUAL FREQUENCY DISPLAY
Displayed screen
Following dual frequency display can be selected.
※ In case of single frequency transducer's model, this function is not
available.
・Select UNIT SETTING on menu 2.
・1.DEPTH UNIT is shown by pressing right key.
(m, ft, fa, br)
・Select UNIT SETTING on menu 2.
・1.TEMP. UNIT is shown by pressing right key.
(℃, °F)
The longer pulse length,
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