PRELIMINAR
Y
Part No. Preliminary Rev B 6/08
PRELIMINAR
Y
Part No. SWxxxx Rev. 2 08/07
CIS
120
HIGH-OUTPUT CEILING-MOUNTED LOUDSPEAKER
Eastern Acoustic Works | One Main Street | Whitinsville, MA 01588 USA | TEL toll free within US/Canada 888.337.7404
TEL outside US 425.892.6503 | FAX 425.485.1152 |
Page 3 of 4
CIS120 AXIAL RESPONSE VS. FREQUENCY
CIS120 BEAMWIDTH VS. FREQUENCY
CIS120 IMPEDANCE VS. FREQUENCY
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
Part No. SWxxxx Rev. 2 08/07
CIS
120
HIGH-OUTPUT CEILING-MOUNTED LOUDSPEAKER
Eastern Acoustic Works | One Main Street | Whitinsville, MA 01588 USA | TEL toll free within US/Canada 888.337.7404
TEL outside US 425.892.6503 | FAX 425.485.1152 |
Page 3 of 4
CIS120 AXIAL RESPONSE VS. FREQUENCY
CIS120 BEAMWIDTH VS. FREQUENCY
CIS120 IMPEDANCE VS. FREQUENCY
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
120
110
100
90
80
70
60
360
100
10
1
100
10
1
10
100
1000
10k
10
100
1000
10k
100
1000
10k
20k
20k
20k
dB SPL
Degrees
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Ohm
s
CIS120 AXIAL RESPONSE VS. FREqUENCY
CIS120 BEAmwIDTH VS. FREqUENCY
CIS120 ImPEDANCE VS. FREqUENCY
CIS
120
High-Output Ceiling-Mounted Loudspeaker
Eastern Acoustic Works | One Main Street | Whitinsville, MA 01588 USA | TEL toll free within US/Canada 800.992.5013
TEL outside US 508.234.6158 | FAX 508.234.8251 |
Page 3 of 4
