Samsung AC MN KH/EU Series Technical Data Book page 27

7. Sound Data
Wind-Free 4Way Cassette (600x600)
Sound Pressure level
• NR Curve
5) AC071NNNDKH/EU
70
65
60
55
50
High
45
40
Low
35
30
25
20
15
10
5
0
63 125 250
Octave Band Center Frequency(Hz)
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
1.5m
Microphone
NR 65
NR 60
NR 55
NR 50
NR 45
NR 40
NR 35
NR 30
NR 25
NR 20
NR 15
500 1000 2000 4000 8000
Model
AC071NNNDKH/EU
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
Unit: dB(A)
High MID LOW
42 39 36
27