Technical data

36
2
Mini 4 way cassette
(3) ACN052NDEHA/EU (4) ACN060NDEHA/EU
(5) ACN071NDEHA/EU
2-6. Sound pressure level
2) NC curves
Sound pressure level (dB)
Octave band center frequency(Hz)
63 125 250 500 1000 2000 4000 8000
Sound pressure level (dB)
Sound pressure level (dB)
Octave band center frequency(Hz)
Octave band center frequency(Hz)
55
5
10
15
20
25
30
35
40
45
50
50
NC 45
5
10
15
20
25
30
35
40
45
55
63 125 250 500 1000 2000 4000 8000
NC 40
NC 35
NC 30
NC 25
NC 20
NC 15