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
AC
O
US
TIC
AL
PER
FORMANCE PA
RTN
ER
SH
IP
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
