Furuno CH-37 - Manual (Page 18)

2-2
2.2 Selecting Range
The RANGE control selects the detection (display) range. Se-
lect the range according to either the fish species being
searched or the depth desired. Normally it is set so that the
bottom is traced at the lower part of the screen (like an echo
sounder).
SEA SURFACE
Range indicated
on the screen.
BOTTOM
Figure 2-2 Range selection
Table 2-1 Transducer frequency and range
Freq. - RANGE (m*) +
60 kHz
162 kHz
81 kHz
113 kHz
Range (m)
50 100 150 600 800 1200 1600
50 100 150 450 500 600 800
60 100 150 500 1000 800 1200
50 100 150 500 600 800 1000
Note: Unit of range measurement may be changed through
the SYSTEM menu. For details see page 6-1.