מחשב השתקות

Air Volume (cFm):

cu.m/h:

Cross Section (cm x cm):

X

sqm:

Operating Diameter (mm):

POD:

Free Area (sq/m):

Real Velocity (m/sec):

Ft/Mnt

Length (m):

Length (m):

Depth (mm):

Pressure Drop (Pa):

Frequency (Hz)	63	125	250	500	1000	2000	4000	"A"
Noise Reduction (dB)

Frequency (Hz)	63	125	250	500	1000	2000	4000	"A"
Source Noise Power Level (dB):
Source Noise Power Level (dB):
Source Noise Power Level (dB):
Sound Pressure Level at m (dB)
Sound Pressure Level (dB):
Sound Pressure Level (dB):
Silencer Noise Reduction (dB):
Expected Noise Level at m (dB)
Expected Noise Level(dB)
"A" Weighting Filter (dB):	-26	-16	-9	-3	0	+1	+1
"A" Weighted Noise Level (dB):
Total expected Noise dB(A)

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Silencer Type:

ח.נ.א רחוב הפלדה 10, אזור תעשיה צפוני אשדוד
טלפון: 08-9428483