Control 328C

8" Coaxial Ceiling Loudspeaker with HF Compression Driver

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8" Coaxial Ceiling Loudspeaker with HF Compression Driver

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

Features

  • 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 Kevlarre inforced 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.

Downloads

  Version Language Size Uploaded
Specifications
Control 328C/CT Spec Sheet
updated: Apr 29, 2019
    720 KB Apr 29, 2019
Manuals
Compatible Third-Party Backboxes for Control 300 Series Speakers
updated: Oct 18, 2019
    128 KB Oct 18, 2019
Ceiling Speaker Accessory Guide
updated: Oct 18, 2019
    127 KB Oct 18, 2019
Brochures
Full Line 2015 Catalog
updated: Jan 11, 2020
    11.7 MB Jan 11, 2020
Commercial Sound Full Line 2015 Catalog
updated: Oct 21, 2019
    2.02 MB Oct 21, 2019
Control 300 Brochure
updated: Apr 29, 2019
    2.9 MB Apr 29, 2019
CAD Drawings
Control 300 Ceiling Speakers
updated: Oct 18, 2019
    1.39 MB Oct 18, 2019
Bim Objects
BIM (Revit) Files
updated: Oct 03, 2019
    12.4 MB Oct 03, 2019
Compliances
JBL Control Series Passive Speakers DoC
updated: Dec 17, 2019
    179 KB Dec 17, 2019
Control 300 Series Declaration of Conformity
updated: Oct 18, 2019
    92.7 KB Oct 18, 2019
Software
Distributed System Design (DSD) v3.6.2
version 3.6.2, updated: Jan 14, 2020
3.6.2     805 KB Jan 14, 2020
Ease Data
Ease SPK/DLL Files - Full JBL Pro Line
updated: Jul 08, 2019
    20.5 MB Jul 08, 2019
Install Guides
Control 328C/CT Assembly Guide
updated: Apr 29, 2019
    539 KB Apr 29, 2019
Speaker Tunings
Commercial, CBT, and AWC Tunings 181030
updated: Feb 24, 2020
    557 KB Feb 24, 2020

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Specifications

Frequency Range (-10 dB) 45 Hz – 18 kHz
Long-Term SystemPower Rating 250 W (1000 W peak), 2 hrs150 W (600 W peak), 100 hrs
Sensitivity (2.83V@ 1m) 93 dB4 measured half-space
Frequency Response (±3 dB) 60Hz – 16 kHz
Coverage Pattern 120° conical, broadband
Directivity Factor (Q) 7.0 (Avg 1k - 16kHz)
Directivity Index (DI) 8.5dB (Avg 1k - 16kHz)
Maximum SPL 118 dB cont ave (124 dB peak)
Crossover Network 1.9 kHz, 3rd order (18 dB/oct) high-pass plus conjugate to HF, 2nd order low-pass to LF
Nominal Impedance (321C) 8 ohms
Dimensions (H x W x D) 305 mm (12.0 in.) diameter round baffle x depth from back of baffle of 160 mm (6.3in)

Support/FAQs

Control 328C

8" Coaxial Ceiling Loudspeaker with HF Compression Driver