ONDA Series
Quick-Mount Hi-Fi Coaxial In-Wall/In-Ceiling Speakers
12
8. TECHNICAL PARAMETERS
8.1. Frequency Response Charts
NOTE: All Frequency charts below show dB SPL (1W @ 1m).
ONDA-540FTW
20
50
100
200
500
1k
2k
5k
10k
20k
Frequency (Hz)
-10
0
10
20
30
40
50
60
70
80
90
100
110
dB SPL
ONDA-660FTW
20
50
100
200
500
1k
2k
5k
10k
20k
Frequency (Hz)
-10
0
10
20
30
40
50
60
70
80
90
100
110
dB SPL