9. Technical Specifications
CMS 3.0 Series Operation Manual rev 3.0.0
35
9. Technical Specifications
CMS 803DCQ Model
Performance
Frequency response (-3 dB)
(1)
47 Hz - 30 kHz
Frequency range (-10 dB)
(1)
40 Hz - 35 kHz
BM Backcan
Frequency range (-10 dB)
(1)
41 Hz - 35 kHz
PI Backcan
System sensitivity (1 W @ 1 m)
(2)
93 dB (1 W = 4 V for 16 Ohms)
Nominal Coverage Angle
60 degrees conical
Power Handling
(3)
Average
90 W
Programme
180 W
Peak
360 W
Recommended Amplifier Power
180 W @ 16 ohms
Nominal Impedance (Lo, Z)
16 ohms
Rated maximum SPL
Average
113 dB
Peak
119 dB
With THP60 - Average
111 dB
Transformer Taps
(via front rotary switch)
70 V
60 W (83 Ω) / 30 W (165 Ω) / 15 W (330 Ω) / 7.5 W (660 Ω) /
OFF & low impedance operation
100 V
60 W (165 Ω) / 30 W (330 Ω) / 15 W (660 Ω) /
OFF & low impedance operation
Transducers
Dual Concentric point source driver
1 x 200 mm (8.0”) Dual Concentric driver, using Omnimagnet technology
Low Frequency
44 mm (1.75”) voice coil, treated multi fiber paper pulp cone
High Frequency
25 mm (1.00”) PEI dome
Physical
Enclosure
Backcan
Zinc plated steel
Baffle
Reflex loaded UL 94V-0 rated ABS
Grille
Steel, with weather resistant coating
Safety Features
Safety ring located at rear of enclosure for load bearing safety bond
Clamping Design
Security toggle clamp
Min / Max clamping range 9.5 mm (0.37”) /
60 mm (2.36”)
Recommended clamp torque: 1.5 Nm
Cable Entry Options
Cable clamp & squeeze connector for conduit up to 22 mm
Connectors
Removable locking connector with screw terminals with
“loop through” facility
Compliance
UL-1480, UL-2043, CE
Dimensions
Bezel diameter
319.0 mm (12.56”)
Front of ceiling to rear of backcan
310.5 mm (12.22”)
Front of ceiling to top of safety loop
327.7 mm (12.90”)
Hole cutout diameter (all models)
295 mm (11.61”)
Net Weight (ea)
8.5 kg (18.74 lbs)
Included Accessories
C-Ring, tile-bridge kit, paint mask, cut-out template, grille
Optional Accessories
Plaster (mud) ring, Arco grille
Packed Quantity
2
Ordering Information
Part Number
Colour
8001 7490
CMS 803DCQ
White /
Paintable
8001 4650
CMS 803
Zinc Plated
Plaster (Mud) Ring
Steel
8001 7900
CMS 803 Arco Grille
White /
Paintable
Notes:
1.
Average over stated bandwidth. Measured in
an IEC baffle in an Anechoic Chamber
2.
Unweighted pink noise input, measured at
1 metre on axis
3.
Long term power handling capacity as defined
in EIA - 426B test
A full range of measurements, performance data,
CLF and Ease™ Data for CMS 803DCQ can be
downloaded from www.tannoypro.com.
Tannoy operates a policy of continuous research
and development. The introduction of new materials
or manufacturing methods may introduce variations
in actual performance; however, actual performance
always will equal or exceed the published
specifications, which Tannoy reserves the right to
alter without prior notice. Please verify the latest
specifications when dealing with critical applications.
Copyright (c) 2014 Tannoy Limited. All rights reserved.
UL-1480,
UL-2043
