QSC AD-P4T 4.5-Inch Pendant Speaker

The QSC AcousticDesign™ AD-P4T is a 4.5-inch two-way pendant-mount loudspeaker ideally suited for a wide variety of foreground and background sound reinforcement applications which utilize 70/100V or 16Ω bypass configurations.

QSC AD-P4T Features

• Consistent tonal characteristics across the entire AcousticDesign family in surface, ceiling, and pendant applications
• DMT (Directivity Matched Transition™) waveguide ensures smooth, uniform frequency response over the coverage area
• Snap-fit magnetic grille
• 2x quick-link suspension cables and slip-lock fasteners provided
• Intrinsic Correction™ voicings available via Q-SYS Ecosystem and CXD amplifiers
• Low-saturation and low-loss 70/100V transformers with 16Ω bypass
• Blemish-free removable logo
• Sealable input cover to prevent moisture from entering the input terminal block

• QSC AD-P4T 4.5-Inch Pendant Speaker1
• Quick-link cable assemblies (length 3.25m / 128-inch 2mm thickness)2
• Slip-lock fasteners2
• Locking euro-block connector1
• Sealable input cover and screws
• Snap-fit magnetic grille1

• Effective frequency range [2] 65 Hz – 20 kHz
• Rated noise power / voltage [1] 30 watts / 22 volts (rms)
• Sensitivity [dB] 387.9
• Sensitivity at 4m, 100V maximum tapTBD
• Rated coverage (-6 dB) [4] 150° conical DMT™
• Directivity factor [4] 4.5
• Directivity index (dB) [4] 6.5
• Maximum continuous SPL (dB) [5] 102
• Maximum peak SPL (dB) [5] 108
• Nominal impedance [ohms] 16
• Recommended amplifier 60 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 transducer 114 mm [4.5-inch] weather treated paper cone woofer
• HF transducer 19 mm [0.75-inch] aluminum dome tweeter
• Input connector type Euroblock connector with parallel output
• Enclosure material Impact Resistant ABS
• Grille material Powder coated steel
• Ingress protection IP-34
• Operating environment Designed for indoor use
• Operating temperature range -20 to 50° C [-4 to 122° F]
• Net weight 2.9 kg [6.5 lb]
• Product dimensions (Diameter x Height) Ø 237 x 272 mm [Ø 9.3 x 10.7-inch]
• Shipping weight8.7 lbs (3.9 kg)
• Shipping dimensions (HxWxD)11.75x14.25x11.25" (298x362x286 mm)
• Safety AgencyUL1480, Transformer UL registered per UL1876, ROHS, CE compliant. Baffle meets UL94-V0 and UL94-5VB flammability rating; in accordance with IEC60849 / EN60849 systems
• Note
  1 IEC Noise, 2 Hrs 2 -10dB from rated sensitivity 3 Transformer bypassed, 1W, 1m, IEC Baffle, 200-10kHz average, on-axis 4 500Hz-5kHz average 5 Calculated from rated noise voltage and sensitivity