EAW JF50 - Frequency Response; Q & Directivity Index (DI); Input Impedance; Q & Beamwidth by Frequency

Acoustic Performance Partnership Eastern Acoustic Works JF50 Page 3
One Main Street, Whitinsville MA, 01524 USA • Phone 508/234-6158 • Toll Free 800/992-5013 • Fax 508/234-8251 • BBS 800/889-2540
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Performance Data JF50
FREQUENCY RESPONSE INPUT IMPEDANCE
Q & DIRECTIVITY INDEX (DI)
BEAMWIDTH
Freq Hor Q Ver Q Tot Q Hor Beamwidth Ver Beamwidth
100 1.2 1.3 1.2 360 360
125 1.1 1.2 1.1 360 360
160 1.4 1.7 1.6 360 360
200 1 1.1 1.1 360 360
250 1.5 1.8 1.7 360 360
315 1.7 1.6 1.6 360 360
400 2.1 2.3 2.2 360 360
500 2.1 2.9 2.4 360 249
630 2.5 3.3 2.8 190 360
800 2.6 4.8 3.4 196 110
1000 3.2 6.5 4.3 185 92
1250 4.5 7.7 5.6 121 83
1600 5.2 11.9 6.7 117 62
2000 6.4 11 6.9 99 37
2500 5.3 4.4 3.9 114 118
3150 3.6 3.1 2.7 140 132
4000 3.2 2.2 2.5 127 151
5000 3.9 3.5 3.6 125 131
6300 9.3 9.9 9.2 85 68
8000 9.5 9 9.5 80 85
10000 10.1 10.7 10.5 78 79
12500 21.2 20.2 20.7 50 51
16000 29 32.4 30.6 38 38
20000 18.4 18.5 18.0 45 45
Q & BEAMWIDTH BY FREQUENCY
60
80
100
120
100 1000 10000 20000
dB SPL
Frequency (Hz)
JF50 Axial Response
K
B
1
10
100
0
2
4
6
8
10
12
14
16
18
20
200 1000 10000
Q
Directivity Index
Frequency (Hz)
Horizontal Q and Directivity (1/3 Octave)
Vertical Q and Directivity (1/3 Octave)
Total Q and Directivity (1/3 Octave)
JF50 Q and Directivity
K
B
0
30
60
90
120
150
180
210
240
270
300
330
360
200 1000 10000
Degrees
Frequency (Hz)
Horizontal Beamwidth (1/3 Octave)
Vertical Beamwidth (1/3 Octave)
JF50 Beamwidth vs Frequency
K
B
0
5
10
15
20
20 100 1000 10000 20000
Ohms
Frequency (Hz)
JF50 Full Range Input Impedance (Magnitude)
K
B