Acoustic Partnership Performance Eastern Acoustic Works KF650is Page 3
One Main Street, Whitinsville MA, 01588 USA • Phone 508/234-6158 • Toll Free 800/992-5013 • Fax 508/234-8251 • BBS 800/889-2540
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Performance Data KF650is
FREQUENCY RESPONSE
60
80
100
120
200 1000 10000 20000
dB SPL
Frequency (Hz)
KF650is with MX300i-653
Beamwidth Delimited Power Response
K
B
BEAMWIDTH
Freq Hor Q Ver Q Tot Q Hor Beamwidth Ver Beamwidth
100 1.8 1.7 1.7 360 360
125 1.6 1.5 1.5 360 360
160 2.5 2.6 2.5 188 183
200 2.4 2.4 2.4 213 360
250 3.2 4.7 3.8 163 117
315 3.1 2.6 2.8 187 260
400 4.2 3.1 3.4 122 148
500 5.5 4.3 4.7 104 124
630 7.3 5 5.9 94 117
800 11.9 7 8.7 71 93
1000 17.3 9.5 12.1 57 82
1250 18.2 18.5 18.3 56 56
1600 10.3 10.7 9.3 77 72
2000 5.3 10.4 6.7 116 72
2500 5.3 12.3 7.6 116 69
3150 6.2 15.9 8.9 103 55
4000 9.7 20.2 13.1 78 54
5000 12.7 28.5 17.6 67 40
6300 16 37.1 22.3 53 33
8000 15.3 17.2 16.2 52 61
10000 15.5 31.6 20.8 61 42
12500 11.6 41.8 18.2 70 27
16000 11.4 26.6 15.9 80 43
20000 37.3 58.3 45.5 28 24
Q & BEAMWIDTH BY FREQUENCY
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)
KF650is with MX300i-653 Beamwidth vs Frequency
K
B
INPUT IMPEDANCE
0
5
10
15
20
20 100 1000 10000 20000
Ohms
Frequency (Hz)
HF Tri-Amp Input Impedance (Magnitude)
MF Tri-Amp Input Impedance (Magnitude)
LF Tri-Amp Input Impedance (Magnitude)
KF650is with MX300i-653
Tri-Amp Input Impedance (Magnitude)
K
B
Q & DIRECTIVITY INDEX (DI)
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)
KF650is with MX300i-653 Q and Directivity
K
B
0
20
40
60
80
100
120
140
200 1000 10000
dB SPL
Frequency (Hz)
Fundamental at 1% Power (raised 10 dB)
2nd Harmonic at 1% Power (raised 10 dB)
3rd Harmonic at 1% Power (raised 10 dB)
Fundamental at 10% Power
2nd Harmonic at 10% Power
3rd Harmonic at 10% Power
KF650is with MX300i-653 Harmonic Content
K
B
DISTORTION
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