Quick Start Guide
126 CMS 3.0 Series Quick Start Guide 127
CMS 503DC Models CMS 503DC LP Model
Performance
Frequency response (-3 dB)
(1)
85 Hz - 50 kHz BM Backcan 88 Hz - 22 kHz
Frequency range (-10 dB)
(1)
74 Hz - 54 kHz BM Backcan 77 Hz - 24 kHz
Frequency range (-10 dB)
(1)
70 Hz - 54 kHz PI Backcan —
System sensitivity (1 W @ 1 m)
(2)
89 dB (1 W = 4 V for 16 Ohms)
Nominal Coverage Angle 90 degrees conical
Power Handling
(3)
Average 60 W
Programme 120 W
Peak 240 W
Recommended Amplifier Power 120 W @ 16 Ohms
Nominal Impedance (Lo, Z) 16 Ohms
Rated maximum SPL
Average 107 dB
Peak 113 dB
Transformer Taps (via front rotary switch)
70 V 30 W (165 Ω) / 15 W (330 Ω) / 7.5 W (660 Ω) / 3.75 W (1320 Ω) / OFF & low impedance operation
100 V 30 W (330 Ω) / 15 W (660 Ω) / 7.5 W (1320 Ω) / OFF & low impedance operation
Transducers
Dual Concentric point source driver 1 x 130 mm (5.0") Dual Concentric driver, using Omnimagnet technology
Low Frequency 35 mm (1.38") voice coil, treated multi ber paper pulp cone
High Frequency 20 mm (0.79") PEI dome
Physical
Enclosure
Backcan Zinc plated steel
Bae Reex 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
Backcan Options
Blind Mount (BM) Complete with xed backcan —
Pre Install (PI) Separate backcan for pre-installation —
Cable Entry Options Cable clamp & squeeze connector for conduit up to 22 mm
Conduit Knockouts on PI Backcan
3 Sets of horizontal positions 19 / 22 / 28 mm
(0.75" / 0.87" / 1.10")
—
Connectors Removable locking connector with screw terminals with “loop through” facility
Compliance UL-1480, UL-2043, CE
Dimensions
Bezel diameter 205.9 mm (8.11") 274.0 mm (10.79")
Front of ceiling to rear of backcan — 98.6 mm (3.88")
BM Model: Front of ceiling to rear of backcan 188.0 mm (7.40") —
BM Model: Front of ceiling to top of safety loop 205.3 mm (8.08") —
PI Model: Front of ceiling surface to rear of speaker unit 133.3 mm (5.25") —
PI Model: Front of accessory backcan bezel to top of
safety loop
153.5 mm (6.04") —
Hole cutout diameter (all models) 190 mm (7.48") 253.0 mm (9.96")
Net Weight (ea) — 4.7 kg (10.36 lbs)
CMS 503DC BM 4.3 kg (9.47 lbs) —
CMS 503DC PI 3.2 kg (7.05 lbs) —
PI Backcan 1.9 kg (4.18 lbs) —
Included Accessories C-Ring, tile-bridge kit, paint mask, cut-out template, grille
Optional Accessories Plaster (mud) ring, Arco grille
Packed Quantity 2
Notes:
1. Average over stated bandwidth. Measured in an IEC bae in an Anechoic Chamber
2. Unweighted pink noise input, measured at 1 metre on axis
3. Long term power handling capacity as dened in EIA - 426B test
A full range of measurements, performance data, CLF and Ease Data for CMS 503DC/CMS 503DC LP 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 specications, which Tannoy
reserves the right to alter without prior notice. Please verify the latest specications when dealing with critical applications.
CMS 503ICT Models CMS 503ICT LP Model
Performance
Frequency response (-3 dB)
(1)
85 Hz - 22 kHz BM Backcan 88 Hz - 50 kHz
Frequency range (-10 dB)
(1)
74 Hz - 24 kHz BM Backcan 77 Hz - 54 kHz
Frequency range (-10 dB)
(1)
71 Hz - 24 kHz PI Backcan —
System sensitivity (1 W @ 1 m)
(2)
89 dB (1 W = 4 V for 16 Ohms)
Nominal Coverage Angle 90 degrees conical
Coverage Angle (1 kHz to 6 kHz) 105 degrees —
Directivity Factor (Q) 5.6 averaged 1 kHz to 6 kHz —
Directivity Index (DI) 7.0 averaged 1 kHz to 6 kHz —
Power Handling
(3)
Average 50 W
Programme 100 W
Peak 200 W
Recommended Amplifier Power 100 W @ 16 Ohms
Nominal Impedance (Lo, Z) 16 Ohms
Rated maximum SPL
Average 106 dB
Peak 112 dB
Transformer Taps (via front rotary switch)
70 V 30 W (165 Ω) / 15 W (330 Ω) / 7.5 W (660 Ω) / 3.75 W (1320 Ω) / OFF & low impedance operation
100 V 30 W (330 Ω) / 15 W (660 Ω) / 7.5 W (1320 Ω) / OFF & low impedance operation
Crossover 7 kHz inductively coupled —
Transducers
Low Frequency 130 mm (5.00") mineral loaded polypropylene 1 x 130 mm (5.0") mineral loaded polypropylene
High Frequency ICT aluminium dome ICT
Physical
Enclosure
Backcan Zinc plated steel
Bae Reex 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
Backcan Options
Blind Mount (BM) Complete with xed backcan —
Pre Install (PI) Separate backcan for pre-installation —
Cable Entry Options Cable clamp & squeeze connector for conduit up to 22 mm
Conduit Knockouts on PI Backcan
3 Sets of horizontal positions 19 / 22 / 28 mm
(0.75" / 0.87" / 1.10")
—
Connectors Removable locking connector with screw terminals with “loop through” facility
Compliance UL-1480, UL-2043, CE
Dimensions
Bezel diameter 205.9 mm (8.11") 274.0 mm (10.79")
Front of ceiling to rear of backcan 98.6 mm (3.88")
BM Model: Front of ceiling to rear of backcan 188.5 mm (7.42") 98.6 mm (3.88")
BM Model: Front of ceiling to top of safety loop 205.8 mm (8.10") —
PI Model: Front of ceiling surface to rear of speaker unit 131.7 mm (5.19") —
PI Model: Front of accessory backcan bezel to top of
safety loop
153.5 mm (6.04")
Hole cutout diameter (all models) 190 mm (7.48") 253.0 mm (9.96")
Net Weight (ea) — 4.4 kg (9.70 lbs)
CMS 503ICT BM 3.95 kg (8.70 lbs) —
CMS 503ICT PI 2.95 kg (6.50 lbs) —
PI Backcan 1.9 kg (4.18 lbs) —
Included Accessories C-Ring, tile-bridge kit, paint mask, cut-out template, grille
Optional Accessories Plaster (mud) ring, Arco grille
Packed Quantity 2
Notes:
1. Average over stated bandwidth. Measured in an IEC bae in an Anechoic Chamber
2. Unweighted pink noise input, measured at 1 metre on axis
3. Long term power handling capacity as dened in EIA - 426B test
A full range of measurements, performance data, CLF and Ease Data for CMS 503ICT/CMS 503ICT LP 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 specications, which Tannoy
reserves the right to alter without prior notice. Please verify the latest specications when dealing with critical applications.