Simrad ER60 - REV B Operator's Manual page 48

Simrad ER60 Operator manual
Ref
Engine revolutions
(rpm)
Propeller revolutions
(rpm)
Propeller
pitch
Vessel speed
(knots)
Background noise
(dB re 1 W)
NL from background
noise (dB re 1 µPa)
_____
Ref
Engine revolutions
(rpm)
Propeller revolutions
(rpm)
Propeller
pitch
Vessel speed
(knots)
Background noise
(dB re 1 W)
NL from background
noise (dB re 1 µPa)
Noise versus speed
40
1 2 3
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9 10 11
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4 5 6
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12 13 14
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7 8
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15 16
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850-164692 / Rev.B