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Loa âm trần JBL Control 18C/T

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Loa âm trần JBL Control 18C/T

Loa âm trần JBL Control 18C/T

  • Thương hiệu: JBL
  • Đến từ: USA
  • Bảo hành: 12 tháng
  • Hàng nhập khẩu, GIÁ BÁN thay đổi theo tỷ giá ngoại tệ. Liên hệ trực tiếp để có giá tốt nhất.
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Mô tả

Loa âm trần JBL Control 18C/T là Loa trần đồng trục 8 inch hai chiều
Control 18C / T là một loa âm trần toàn dải bao gồm một trình điều khiển hình nón công nghệ cao 200 mm (8,0 inch) và một loa tweeter vòm mềm 25 mm được làm mát bằng chất lỏng được gắn trong một vách ngăn có lỗ thông hơi, sơn được làm bằng UL94-V0 và UL94 chống tia cực tím -Chất liệu 5HB, có gắn sẵn máy quét ngược gắn sau để lắp đặt nhanh chóng và dễ dàng. Loa được thiết kế để cung cấp chất lượng âm thanh tuyệt vời cho nhiều ứng dụng âm lượng từ trung bình đến cao như quán cà phê âm nhạc, hệ thống âm nhạc kinh doanh, cửa hàng bán lẻ, hệ thống âm nhạc / phân trang, sân bay, lễ tân / phòng chờ, phòng chờ, phòng xử án, trung tâm hội nghị, khách sạn, cơ sở giáo dục, v.v.

Đặc trưng loa âm trần JBL Control 18C/T

  • Trình điều khiển đầu ra cao 200 mm (8,0 in) với hình nón polypropylene và bao quanh cao su butyl
  • Loa tweeter mái vòm mềm 25 mm (1,0 in) làm mát bằng chất lỏng
  • Quét ngược có gắn rèm để cài đặt nhanh chóng và dễ dàng
  • Ống dẫn kép / kẹp cáp
  • Kết hợp 70V / 100V và hoạt động trực tiếp trở kháng thấp
    • 90 Watts ở cài đặt danh định 8Ω
    • Đa vòi 60W ở 70V / 100V

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).

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Thông số kĩ thuật

Frequency Range (-10dB) 58 Hz – 20 kHz
Frequency Response (±3 dB) 80 Hz – 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
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
&nbsp 1 Half-space (flush mounted in ceiling) 2 Continuous Pink Noise Rating is IEC-shaped pink noise with a 6 dB crest factor for 100 hours continuously. Continuous Program Power is a conservative expression of the system’s ability to handle normal speech and music program material, and is defined as 3 dB above the Continuous Pink Noise Rating. 3 Half-space (in ceiling) average 1 kHz to 16 kHz. 4 For protection against driving below resonant frequency and to keep transformer out of saturation. JBL continually engages in research related to product improvement. Changes introduced into existing products without notice are an expression of that philosophy.
Color White
Backcan formed steel (included “blind-mount”)
Baffle/Rim ABS baffle with UL94-V0 and UL94-5VB flame class fire rating.
Plenum Usage Yes, backcan included
Shipping Weight 11.2 kg (24.7 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
Optional Accessories MTC-26NC new construction bracket MTC-26MR mud-ring construction bracket MTC-TCD thick-ceiling dog-ears for ceiling thicknesses up to 60 mm (2.4 in, ordering one set = 24 dog-ears for 6 speakers) MTC-48TR tile rail for 1200 mm (4 ft) tile spans
Color White or Black
Backcan formed steel (included “blind-mount”)
Baffle/Rim ABS baffle with UL94-V0 and UL94-5VB flame class fire rating.
Plenum Usage Yes, backcan included

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