Specs:

JBL CONTROL 18C/T | Two-Way 8-Inch Coaxial Ceiling Loudspeaker Each


• Combined 70V/100V and low impedance direct operation
  
  90 Watts at 8Ω nominal setting
  60W multi-tap at 70V/100V
  
  
• Frequency Range (-10dB): 58 Hz in. 20 kHz
  
• Frequency Response (±3 dB): 80 Hz in. 16 kHz
  
• Power Rating:
  
  IEC System Long-Term Ratings (low-Z direct):
  180 Watts Continuous Program Power
  90 Watts Continuous Pink Noise (360W peak), 100 hr
  
  
• Maximum Input Voltage: 31.8 V RMS (2hrs), 63.6 V peak
  
• Sensitivity: 92 dB (1kHz - 16 kHz)
  
• Coverage Angle: 90° conical
  
• Directivity Factor (Q): 6.0
  
• Directivity Index (DI): 7.8 dB
  
• Maximum SPL (1m)
  
  112 dB (low-impedance, 118 dB peak)
  110 dB (top 70V/100V tap)
  
  
• Impedance: 8 ohms (in direct/bypass setting)
  
• Transformer Taps: 60 W, 30 W, 15 W @ 70V or 100V (plus 7.5 W @ 70V only)
  
• Recommended Protective High-Pass4: 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
  
• Drivers:
  
  LF Driver: 200 mm (8.0 in)
  HF Driver: 25 mm (1.0 in)
  
  
• 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
  
• 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)
  

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 8O 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)
  

Overview:

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.

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