EchomasterMarine HE-770 - Menu 2: Auto Range, Clean Echo, Output Power

37
Other Set : Pulse Length
Select the pulse width.
The theory of fishfinder is same as echo in water. Pulse length is the length of
ultrasonic transmitted. Resolution for depth direction is changed by the
selection from 3 types of pulse length (short, medium, long).
S
1
elect [5. OTHERS] → [3.OTHER SET] →
[4. PULSE LENGTH] in Menu 2.
S
2
： Higher resolution and for shallow water.
Low power consumption
M： Medium resolution and for little deep
water.
L： Low resolution and for deep water.
[Long pulse length]
Closed objects looks like one object.
[Short pulse length]
Closed objects can be distinguished.
For exam
p
le of this case