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Home » Shop » Speakers - Monitors » QSC AD-S4T-BK

QSC AD-S4T-BK

Original price was: $208.00.Current price is: $112.10.

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SKU: AD-S4T-BK Category:
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4.5″ Two-way surface speaker, 70/100V transformer with 8? bypass, 120° conical DMT™ coverage, includes X-Mount™ and weather input cup. Available in black.Priced individually but must be purchased in pairs.

AD-S4T

AD-S4T Surface Mount Loudspeaker
 

Features

  • 4.5-inch weather treated woofer; 0.75-inch silk dome tweeter
  • 120° conical DMT coverage
  • 30 watt low-saturation and low-loss 70/100V transformer with 8? bypass
  • Maximum peak SPL 110 dB (8 ohm bypass)
  • DMT™ (Directivity Matched Transition) ensures smooth, uniform frequency response over the coverage area
  • X-Mount™ system enables the loudspeaker to be easily installed and deployed at a variety of angles with no slippage over time
  • Advanced voicing filter sets using QSC Intrinsic Correction™, available through either Q-SYS or CXD amplifier platform
  • Lightweight ABS enclosures offer long-term durability and lasting good looks
  • Sealed input panel cover and powder coated aluminum grilles for added weather resistance
  • Meets IEC60529 IP-54 for dust and splash resistance
  • Available in black (RAL 9011) or white (RAL 9010)
  • Complete EASE, CF2, CAD, and BIM information available online
 
System Details AD-S4T
Effective frequency range1 68 Hz – 20 kHz
Rated noise power / voltage2 50 watts / 20 volts (rms)
Broadband sensitivity3 87 dB SPL
Coverage angle (-6 dB) 120° conical DMT
Directivity factor (Q) 6
Directivity Index 8 dB
Maximum continuous SPL4 104 dB
Maximum peak SPL4 110 dB
Rated impedance 8 ohms
Recommended amplifier power
(loudspeaker “program” power)		 100 watts
Transformer taps 70 V: 30, 15, 7.5, 3.75 W and 8? bypass

100V: 30, 15, 7.5 W and 8? bypass
HF transducer 0.75-inch silk dome tweeter / 0.75-inch voice coil, horn loaded
LF transducer 4.5-inch weather resistant paper cone woofer

1-inch / 25 mm voice coil
Input connector type Euroblock connector with parallel output terminals
Enclosure material Painted ABS polymer
Grille material Powder coated aluminum
X-Mount material Powder coated aluminum
Enclosure Details
Ingress protection IP-54
Operating environment Designed for indoor and outdoor use
Testing The AD Series loudspeakers qualified for outdoor use using the following tests:

  • Salt fog: MIL-STD-810G Method 509.5 for 100 hrs.
  • Humidity: MIL-STD-810G Method 507.5, Natural cycle B2, cyclic high RH for 7 days
  • High and low temperature: tested to QSC internal standards between -20° and 50° C
Net weight 6.5 lb / 2.9 kg
Product dimensions
(HWD) inches		 10.3 × 6.34 × 6.42
Product dimensions
(HWD) mm		 261 × 161 × 163
Shipping weight 16.8 lb / 7.65 kg (pair packed)
Shipping dimensions
(HWD) inches		 15.5 × 10.3 × 18 (pair packed)
Shipping dimensions
(HWD) mm		 394 × 261 × 458 (pair packed)
Included accessories X-Mount mounting system, Euroblock connector,
input panel cover

1 Free-field, -10 dB from on-axis sensitivity
2IEC60268-1 noise signal for 2 hours
3On-Axis, free-field sensitivity, 2.83V, 1 m
4Calculated from rated noise voltage and sensitivity


All specifications are subject to change without notice.