Description
Two-Way 8-Inch Coaxial Ceiling Loudspeaker
Control 18C/T is a full-range ceiling speaker consisting of a 200 mm (8.0 inch) high tech cone driver and a 25 mm soft-dome liquid cooled tweeter mounted in a vented, paintable baffle made of UV resistant UL94-V0 and UL94-5HB material, with a pre-attached blind-mount backcan for quick and easy installation. The speaker is designed to provide excellent sound quality for a wide variety of medium to high volume applications such as music cafes, business music systems, retail stores, music/paging systems, airports, reception/waiting rooms, lounges, courtrooms, convention centers, hotels, educational facilities, and more.
Features
- 200 mm (8.0 in) high output driver with polypropylene cone and butyl rubber surround
- 25 mm (1.0 in) soft-dome liquid-cooled tweeter
- Blind-mount backcan for quick and easy installation
- Dual conduit/cable clamps
- Combined 70V/100V and low impedance direct operation
- 90 Watts at 8Ω nominal setting
- 60W multi-tap at 70V/100V
- 58 Hz – 20 kHz bandwidth with 90° coverage
- High 92 dB sensitivity for high maximum SPL
- White or black (-BK)
- Sold in Pairs
Specifications
Frequency Range (-10 dB): 58 Hz – 20 kHz
Frequency Response (±3 dB): 80 Hz – 16 kHz
Power Capacity (at low-Z): 180 Watts Continuous Program Power
Maxium Input Voltage: 31.8 V RMS (2hrs), 63.6 V peak
Nominal Sensitivity: 92 dB
Nominal Coverage Angle: 90° conical coverage
Directivity Factor (Q): 6.0
Directivity Index (DI): 7.8 dB
Rated Maximum SPL: 112 dB @ 1 m (3.3 ft) average, 118 dB peak
Nominal Impedance: 8 ohms (in direct/bypass 8Ω setting)
Transformer Taps: 60 W, 30 W, 15 W @ 70V or 100V (plus 7.5 W @ 70V only)
Recommended Protective High-Pass: 45 Hz high-pass (24 dB/oct) for 8ohm operation, 60 Hz for 60 W tap, 50 Hz for 30 W, 15 W & 7.5 W tap setting
Crossover Network: 12 dB/oct (2nd order) low-pass to LF driver, 12 dB/oct (2nd order) high-pass to HF driver
LF Driver: 200 mm (8.0 inch) with polypropylene cone, butyl rubber surround, anodized aluminum voice coil former, high temperature voice coil
HF Driver: 25 mm (1.0 in), highly-damped treated-silk dome, Kapton™ voice coil, liquid cooling, wide dispersion waveguide
Input Connector: Removable locking 4-pin connector with screw-down terminals. Max wire size 12 AWG (2.5 mm2)
Connector Wiring: Pin 1 = + In; Pin 2 = - In; Pin 3 = + Loop Thru; Pin 4 = - Loop Thru
Strain Reliefs: Strain relief for two cables or two flex conduits via coupled clamping mechanism
Materials: ABS baffle with UL94-V0 and UL94-5VB flame class fire rating; Zinc-plated steel backcan
Safety Agency: UL1480, UL2043, NFPA90 & NFPA70; S7232/UL Listed, Suitable for use in air handling spaces, Signaling Speaker; Transformer UL registered per UL1876; ROHS, C-tick N108, CE compliant; Baffle meets UL94-V0 and UL94-5VB flammability rating; In accordance with IEC60849/EN60849 systems
Dimensions: 307 mm diameter x 274 mm depth from back of baffle (12.1 in diameter x 10.8 in depth)
Ceiling Cutout Size: Circular cutout with 282 mm (11.1 in) diameter (cardboard cutout template included)
Ceiling Thickness Range: Up to 38 mm (1.5 in) with stock dog-ears. MTC-TCD thick-ceiling dog-ears available for up to 60 mm (2.4 in) ceiling thicknesses
Safety Seismic Attachment: One point, top surface
Net Weight: 6.4 kg (14.1 lbs, one speaker)
Shipping Weight: 17.7 kg (39.0 lbs, pair in master carton)
Included Accessories: C-ring support backing plate, 2 tile support rails (for 2 ft or 600 mm tile spans; optional MTC-48TR extension available for larger 4 ft or 1200 mm tile spans), cutout template, paint shield, removable locking multi-pin connector, grille with safety tether.
Optional Accessories: MTC-47NC new construction bracket; MTC-47MR mud-ring construction bracket; MTC-TCD thick-ceiling dog-ears for ceiling thicknesses up to 60 mm (2.4 in, ordering one set = 24 dogears for 6 speakers); MTC-48TR tile rail for 1200 mm (4 ft) tile spans
