Wind-Free 4Way Cassette
7. Sound Data
7. Sound Data
Sound Pressure level
Unit: dB(A)
1.5m
Microphone
2)
CNH244DB (AC024BN4DCH/AA)
•
NC Curve
1) CNH184DB (AC018BN4DCH/AA)
3)
CNH304DB (AC030BN4DCH/AA)
4)
CNH364DB (AC036BN4DCH/AA)
NOTE
•
Specifications may be subject to change without prior notice.
- Sound pressure level is obtained in an anechoic room.
- Sound pressure level is a relative value, depending on the distance and acoustic environment.
- Sound pressure level may differ depending on operation condition.
- dBA = A weighted sound pressure level
-
Reference acoustic pressure 0 dB = 20μPa
Model
High
Mid
CNH184DB (AC018BN4DCH/AA)
36
33
CNH244DB (AC024BN4DCH/AA)
36
33
CNH304DB (AC030BN4DCH/AA)
37
34
Low
30
30
30
CNH364DB (AC036BN4DCH/AA)
43
38
33