Preliminary Product Information; Frequency Response; Distortion; Q & Beamwidth By Frequency - EAW KF853 Technical Specifications

PRELIMINARY PRODUCT INFORMATION

FREQUENCY RESPONSE

KF853 with Processor Axial Response
140
120
100
KF853 Axial Response
Predicted Axial Response at
100 Feet (Normalized to 1 m)
B
K
80
100 1000
Q & DIRECTIVITY INDEX (DI)
KF853 with Processor Q and Directivity
100
10
Horizontal Q and Directivity (1/3 Octave)
Vertical Q and Directivity (1/3 Octave)
B Total Q and Directivity (1/3 Octave)
K
1
200 1000
Frequency (Hz)
BEAMWIDTH
KF853 with Processor Beamwidth vs Frequency
360
330
Horizontal Beamwidth (1/3 Octave)
300
Vertical Beamwidth (1/3 Octave)
270
240
210
180
150
120
90
60
B
30 K
0
200 1000
Acoustic Performance Partnership
One Main Street, Whitinsville MA, 01588 USA • Phone 508/234-6158 • Toll Free 800/992-5013 • Fax 508/234-8251 • BBS 800/889-2540
10000
Frequency (Hz)
Frequency (Hz)
Eastern Acoustic Works
Performance Data KF853

DISTORTION

KF853 (with Processor) Harmonic Content
140
120
100
80
60
40
20
B
K
0
20000
200
Fundamental at 1% Power (raised 10 dB)
2nd Harmonic at 1% Power (raised 10 dB)
3rd Harmonic at 1% Power (raised 10 dB)
20
Q & BEAMWIDTH BY FREQUENCY
18
16
14
Freq Hor Q
12
200 4.6
10
250 4.8
8
315 6.2
6
400 7.9
4
500 10.3
2
630 14
0
800 16.3
10000
1000 22.1
1250 24.1
1600 20.8
2000 26.9
2500 29.3
3150 31.2
4000 39.8
5000 41.3
6300 43.9
8000 47.4
10000 47.7
12500 54.3
16000 41.9
20000 24.7
10000
1000
Frequency (Hz)
Fundamental at 10% Power
2nd Harmonic at 10% Power
3rd Harmonic at 10% Power
Ver Q Tot Q Hor Beamwidth Ver Beamwidth
4.1 4.5 127
4.3 4.6 119
5.8 6 101
8.1 8.1 88
11.9 11.1 76
16 15.2 61
20.2 18.1 53
38 27.9 49
60.2 34.4 48
25.8 23 48
25.2 26 43
31.4 30.9 38
40.5 35.5 38
53.9 45.9 33
52.2 51.3 33
53.9 54.4 34
86.6 61.3 33
42.1 56.7 32
47.6 54 31
85.3 56.2 36
31.3 33.7 40
KF853 Page 3
10000
130
126
102
86
71
52
49
37
20
46
45
37
30
25
22
23
21
18
30
23
18