N i l e s A u d i o C o r p o r a t i o n
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SUPPORT IS AVAILABLE WEEKDAYS 8:00 A.M. TO 7:00 P.M. EASTERN TIME WITH THE EXCEPTION OF HOLIDAYS.
Model
Recommended
Amplifier Power
Normal
Impedance
Frequency
Response
Sensitivity
Frame
Dimensions
Hole Cut-Out
Dimensions
Depth Behind
Ceiling
CM830
8" polypropylene woofer
with treated urethane
surround and one
fluid-cooled 1" UltraSilk
®
tweeter with fluid cooling.
10 to 125 watts
per channel
8 ohm
nominal;
6 ohm
minimum
49Hz - 21kHz
+/-3dB
91 dB with
2.83 V pink
noise input
measured
at 1 meter
on axis
10-5/8 inches
(27cm
diameter)
9-1/2 inches
(24cm
diameter)
4-3/8 inches
(11cm)
CM850
8" TCC™ (talc, carbon
and ceramic) woofer with
butyl rubber surround
and one fluid-cooled 1"
Teteron tweeter with fluid
cooling.
10 to 150 watts
per channel
8 ohm
nominal;
6 ohm
minimum
49Hz - 21kHz
+/-3dB
91 dB with
2.83 V pink
noise input
measured
at 1 meter
on axis
10-5/8 inches
(27cm
diameter)
9-1/2 inches
(24cm
diameter)
4-3/8 inches
(11cm)
CM860
8" Interlaced glass fiber
woofer with butyl rubber
surround and one fluid-
cooled Teteron tweeter
with fluid cooling.
10 to 150 watts
per channel
8 ohm
nominal;
6 ohm
minimum
49Hz - 21kHz
+/-3dB
91 dB with
2.83 V pink
noise input
measured
at 1 meter
on axis
10-5/8 inches
(27cm
diameter)
9-1/2 inches
(24cm
diameter)
4-3/8 inches
(11cm)
SPECIFICATIONS
I N S T A L L A T I O N G U I D E
H I G H P E R F O R M A N C E C E I L I N G L O U D S P E A K E R S
CM830
CM850
CM860
