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QSC AD-C4T 4.5'' 2-Way Ceiling Speakers, black
QSC AD-C4T 4.5-Inch Ceiling Speaker

QSC AD-C4T 4.5-Inch Ceiling Speaker

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SoundPro Item: 38523

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The AD-C4T from QSC is a 2-way ceiling speaker that is 4.5" in diameter. AD-C4T ceiling speakers are sold in pairs.

QSC AD-C4T Features

  • Priced individually, sold in pairs
  • Consistent tonal characteristics across the entire AcousticDesign™ family in both surface or ceiling applications
  • Directivity Matched Transition® (DMT) waveguide ensures smooth, uniform frequency response over the coverage area
  • Snap-fit magnetic grille
  • 3x double stepped, long travel dog-ear blind mount system
  • Advanced Intrinsic Correction™ voicings available via Q-SYS™ Ecosystem and CXD processing amplifiers
  • Low-saturation and low-loss 70/100V transformers with 16Ω bypass
  • Blemish-free removable logo
  • Removable conduit cover plate, also available as accessory for pre-install wiring UL1480 and UL2043 certified EN54-24 Type A
  • Available in black (RAL 9011) or white (RAL 9010)
  • AD-C4T 4.5" 2-Way Ceiling Speaker 2
  • C-ring 2
  • Tile rails 2
  • Rail screws
  • Euroblock connector 2
  • Cut-out template 2
  • Grille 2
  • Effective frequency range170 Hz – 20 kHz
  • Rated noise power / voltage230 watts / 22 volts (rms)
  • Sensitivity [dB]387.5
  • Sensitivity at 4m, 100V maximum tapTBD
  • Rated coverage (-6 dB)4150° conical DMT™
  • Directivity factor (Q)44.5
  • Directivity index (DI) [dB]46.5
  • Maximum continuous SPL [dB]5102
  • Maximum peak SPL [dB]5108
  • Nominal impedance [ohms]16
  • Recommended amplifier60 watts
  • Transformer taps / impedance
    • 16Ω (in bypass setting)
    • 3.75W (70V); 7.5W (100V) Tap: 1333Ω
    • 7.5W (70V); 15W (100V) Tap: 667Ω
    • 15W (70V); 30W (100V) Tap: 333Ω
    • 30W (70V); N/A (100V) Tap: 167Ω
  • LF transducer114 mm [4.5-inch] weather resistant paper cone woofer
  • HF transducer19 mm [0.75-inch] aluminum dome tweeter
  • Input connector typeEuroblock connector with parallel output
  • Enclosure materialABS baffle on powder coated steel back can
  • Grille materialPowder coated steel
  • Ingress protectionIP-34
  • Operating environmentDesigned for indoor use
  • Operating temperature range-20 to 50° C [-4 to 122° F]
  • Cutout dimensionØ 195 mm [Ø 7.68-inch]
  • Net weight2.9 kg [6.4 lb]
  • Product dimensions (Diameter x Height)Ø 230 x 176 mm [Ø 9.06 x 6.93-inch]
  • Shipping weight9.3 kg [20.5 lb] (pair packed)
  • Shipping dimensions (H x W x D)279 x 711 x 318 mm [11 x 28 x 12.5-inch] (pair packed)
  • Safety Agency
    • EN54-24: 2008 type A (No. pending)
    • UL1480, UL2043, NFPA90, NFPA70 suitable for use in air handling spaces. Transformer UL registered per UL1876, ROHS, C-Tick X000, CE compliant. Baffle meets UL94-V0 and
    • UL94-5VB flammability rating; in accordance with IEC60849 / EN60849 systems.
  • Notes
    • 1: Half Space, -10dB from on-axis sensitivity
    • 2: IEC60268-5 50hz high passed noise at 2 Hrs, 16Ω
    • 3: Free-field, on-axis, 2.83V, 1m
    • 4-6: dB from on-axis, 500 Hz–5 kHz average
    • 5: Calculated from rated noise voltage and sensitivity

In The Box

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