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Range, TX cycle, pulselength
Range, range display
Pulselength
TX cycle
Audio Search
Searching method
Audio output
Audio frequency
Transmitter Unit
Transmitter section
Receiver section
Tx frequency
9-2
M
a
i x
R
a
n
e g
(
m
)
O
- f f
e c
t n
5 8
1
1
0 0
1
1
0 5
1
2
0 0
2
2
0 5
3
3
0 0
3
3
0 5
4
4
0 0
5
4
0 5
5
5
0 0
6
6
0 0
7
8
0 0
0 1
1. Ranges shown for off-center on are maximum.
2. Fish school may not be detected depending on
its nature or sea conditions, even if it is located
within the display range in use.
0.5 to 10 msec, interlocked with range, eleven settings
0.2 sec to 4.0 sec, interlocked with range, eleven settings,
can be synchronized with external keying pulse
Echoes in the direction of the bearing marker are audibly
monitored with built-in loudspeaker.
2 W
1 kHz
High power MOS FET amplifier
Low noise superheterodyne, continuously scanning beam
forming, GAIN, TVG (near, far), AGC
55 kHz or 70 kHz
m
u
m
d
s i
l p
y a
a r
n
e g
r e
O
F
F
O
- f f
e c
t n
r e
0 1
1
5 3
0 3
1
0 6
5 9
2
0 4
0 6
3
0 2
5 2
4
0 0
0 9
4
0 8
5 5
5
0 6
0 2
6
0 4
5 8
7
0 2
0 5
8
0 0
0 8
9
0 6
0 4
2 1
0 8
(
m
)
O
N
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