VPV Vane Pump 79
Comparison of Sound Levels
Source of Sound Intensity (dB)
Threshold .........................................0
Rustling leaves ..................................10 ................Barely audible
Broadcast studio ..............................20
Typical bedroom at night....................30 ................Very quiet
Typical living room ...........................40
Office, classroom ..............................50
VPV16 @ 1200 rpm & 500 psi, deadhead (49 dB)
Normal conversation .........................60 ................Moderate
Automobile interior .........................................................................................................................70
VPV130 @ 1800 rpm & 3000 psi, full flow (76 dB)
Urban street .....................................80 ................Noisy
Heavy truck (15 m) .........................................................................................90 ................Very noisy
Shout (1.5 m) ..............................................................................................................................100
Construction site ..........................................................................................................................110
Loud rock music ................................................................................120 ..............Threshold of pain
Jet airplane ..................................................................................................150 ..............Intolerable
Rocket engine ..............................................................................................................................180
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