Control 328CT

8" Coaxial Ceiling Loudspeaker with HF Compression Driver

Hình ảnh lớn hơn

8" Coaxial Ceiling Loudspeaker with HF Compression Driver

Control 328CT has been engineered from the ground up to deliver exceptional next-generation performance in a coaxial point source design ceiling loudspeaker.

Tính năng

  • Consistent 120° broadband pattern control covers an extremely large area.
  • Shaped mounting baffle provides the pattern control of a 300 mm (12 in) horn from a 200 mm (8 in) driver.
  • Components
    • 200 mm (8 in) woofer with Kevlarreinforced cone and 50 mm (2 in) voice-coil.
    • 25 mm (1" exit) compression driver.
  • Extraordinary clarity for speech and vocals with extended frequency response for music.
  • 250 Watt power handling with very high sensitivity provides high SPL capability.
  • Advanced high-slope crossover network for constant coverage and smooth, natural midrange.
  • Clean, contemporary grille and optional backbox available.

Tải xuống

Tài liệu
  Ngôn ngữ Kích thước Đã tải lên
file type icon Control 300 Brochure
en cập nhật: Thg 4 2026
en  3 MB Thg 4 2026
file type icon Control 328C_CT Spec Sheet
en cập nhật: Thg 4 2026
en  700 KB Thg 4 2026
file type icon Control 328C-CT Backcan Assembly Instructions
en cập nhật: Thg 4 2026
en  500 KB Thg 4 2026
file type icon Control 300 Transformer Bypass
en cập nhật: Thg 4 2026
en  60 KB Thg 4 2026
file type icon Control 300 Transformer Insertion Loss
en cập nhật: Thg 4 2026
en  20 KB Thg 4 2026
file type icon Control 300 User Guide
en cập nhật: Thg 4 2026
en  2 MB Thg 4 2026
Specifications
  Kích thước Đã tải lên
file type icon Control 328C/CT Spec Sheet
cập nhật: Thg 4 2019
700 KB Thg 4 2019
Manuals
  Kích thước Đã tải lên
60 KB Thg 10 2019
20 KB Thg 10 2019
Brochures
  Phiên bản Ngôn ngữ Kích thước Đã tải lên
file type icon Control Contractor Brochure (2025)
en phiên bản A, cập nhật: Thg 3 2026
en  20 MB Thg 3 2026
file type icon Control 300 Brochure
cập nhật: Thg 4 2019
    3 MB Thg 4 2019
file type icon Control Contractor Brochure (2026)
en cập nhật: Thg 3 2026
  en  20 MB Thg 3 2026
CAD Drawings
  Kích thước Đã tải lên
file type icon Control 300 Ceiling Speakers
cập nhật: Thg 10 2019
1 MB Thg 10 2019
Compliances
  Kích thước Đã tải lên
file type icon JBL Control Series Passive Speakers DoC
cập nhật: Thg 12 2019
200 KB Thg 12 2019
90 KB Thg 10 2019
Software
  Phiên bản Kích thước Đã tải lên
Windows download icon Distributed System Design (DSD)
phiên bản 3.9, cập nhật: Thg 11 2025
3.9   600 KB Thg 11 2025
User Guides
  Kích thước Đã tải lên
file type icon Control 300 User Guide
cập nhật: Thg 4 2019
2 MB Thg 4 2019
EASE Files
  Kích thước Đã tải lên
file type icon Control 300 Series GLL Files
cập nhật: Thg 5 2024
1 MB Thg 5 2024
Accessories
  Phiên bản Kích thước Đã tải lên
file type icon Ceiling Speaker Accessory Guide
phiên bản 2026-04, cập nhật: Thg 5 2026
2026-04  600 KB Thg 5 2026
Speaker Tunings
  Phiên bản Kích thước Đã tải lên
file type icon Commercial, CBT, and AWC Tunings 220616
phiên bản A, cập nhật: Thg 5 2023
600 KB Thg 5 2023
Install Guides
  Kích thước Đã tải lên
file type icon Control 328C/CT Assembly Guide
cập nhật: Thg 4 2019
500 KB Thg 4 2019

Nếu bất kỳ liên kết nào ở trên hiển thị ký tự lạ trong trình duyệt của bạn, vui lòng nhấp chuột phải vào tệp để lưu vào máy tính của bạn.

Phụ tùng & Dịch vụ

Thông số kỹ thuật

Frequency Range (-10dB) 45 Hz – 18 kHz
Power Rating See transformer taps
Transformer Taps 68W, 34W, 17W, (& 8.5W @ 70V)
Frequency Response (±3 dB) 60Hz – 16 kHz
Coverage Angle 120° conical, constant directivity
Impedance 8 ohms
Directivity Factor (Q) 7.0 (Avg 1k - 16kHz)
Directivity Index (DI) 8.5dB (Avg 1k - 16kHz)
Sensitivity 93 dB (1 kHz - 16 kHz)
Maximum SPL (1m) 118 dB (top 70V/100V tap)
Crossover Network 1.9 kHz, 3rd order (18 dB/oct) high-pass plus conjugate
Dimensions (H x W x D) 305 mm (12.0 in.) diameter round baffle x depth from back of baffle of 218 mm (8.6 in)
Input Connectors Screw locking barrier strip for bare wire
Drivers LF Driver: 200 mm (8 in)
HF Driver: compression driver, 25 mm (1 inch) coil
Color White
Safety Agency Suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA 70 when installed with UL listed backcan such as JBL MTC-300BB8. S7232/UL Listed, Signaling Speaker. Transformer UL registered per UL1876. In accordance with IEC60849/EN60849.
Backcan formed steel (wood-lined; accessory)
Baffle/Rim Metal, round, driver pre-mounted to baffle, ported.
Ceiling Cutout Size 310 mm (12.2 in) diameter (for MTC-300BB8 backcan)
Included Accessories Ported baffle pre-attached, plus transformer on 328CT.
Optional Accessories MTC-RG6/8 Grille, round contoured, white. MTC-SG6/8 Grille, square, contoured, white. MTC-300BB8 Backbox, 25 liters (1 cubic feet)
Plenum Usage Yes, with accessory backcan

Phụ kiện

MTC-RG6/8 | Round Grille for Control 200 and Control 300 Series
MTC-RG6/8 Main photo
Hình ảnh lớn hơn
MTC-RG6/8 detail thumbnail #1

Round Grille for Control 200 and Control 300 Series

 

  • Rugged 19 gauge metal construction for enduring reliability.
  • Sculpted design for an elegant appearance and perfect for any decor or architectural setting.
  • Zinc underplating provides a rust and scratch resistant surface for years of maintenance free wear.
  • Powder coat final finish minimizes scratching and can easily be repainted to match any room color.

Tài liệu
MTC-SG6/8 | Square Grille for Control 200 and Control 300 Series
MTC-SG6/8 Main photo
Hình ảnh lớn hơn
MTC-SG6/8 detail thumbnail #1

Square Grille for Control 200 and Control 300 Series

 

  • Rugged 19 gauge metal construction for enduring reliability.
  • Sculpted design for an elegant appearance and perfect for any decor or architectural setting.
  • Zinc plating provides a rust and scratch resistant surface for years of maintenance free wear.
  • Powder coated paint finish minimizes scratching and can easily be repainted to match any room color.

Tài liệu
MTC-TB6/8 | Tile Bridge for Control 200 and Control 300 Series
MTC-TB6/8 Main photo
Hình ảnh lớn hơn
MTC-TB6/8 detail thumbnail #1 MTC-TB6/8 detail thumbnail #2

Tile Bridge for Control 200 and Control 300 Series

 

  • Robust 18-gauge steel construction with an epoxy based powdercoat finish.
  • Over-The-Grid design reduces sound transmission to ceiling grid thereby minimizing rattle.
  • 310 mm (12.2 inch) opening accommodating both Control 328C/CT and Control 227C/CT models.
  • Fits 610 mm (24 inch) and 600 mm (23.6 inch) tile grids.

Tài liệu
MTC-300BB8 | 1 Cubic Ft. Backcan for Control 300 Series 8 in. Drivers
MTC-300BB8 Main photo
Hình ảnh lớn hơn
MTC-300BB8 detail thumbnail #1

1 Cubic Ft. Backcan for Control 300 Series 8 in. Drivers

Professional Series

  • Extra-thick 16 gauge metal construction.
  • Lined with 12 mm (½ inch) thick MDF to eliminate resonances and to provide extra bass response.
  • Knockouts on top and side.

Tài liệu
MTC-300T150 | 150 Watt Transformer
MTC-300T150 Main photo
Hình ảnh lớn hơn
MTC-300T150 detail thumbnail #1

150 Watt Transformer

For use on either 70V or 100V distributed loudspeaker lines.


Tài liệu

Tin tức

Hỗ trợ/FAQ