Humminbird S 18SB - Manual (Page 7)

6
English
Information concerning airborne noise and vibration
The measured values were determined according to
EN60745 and declared in accordance with ISO 4871.
Measured A-weighted sound power level: 94 dB (A)
Measured A-weighted sound pressure level: 83 dB (A)
Uncertainty KpA: 3 dB (A).
Wear ear protection.
The typical weighted root mean square acceleration
value: 2.5 m/s
2 .