QSC AD-S4T

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ลำโพงติดผนัง ขนาด 4.5 นิ้ว 2 ทาง 50 วัตต์

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QSC AD-S4T

4.5″ 2-way, 120° conical DMT

 

AcousticDesign™ surface loudspeakers offer a variety of models specifically tailored for demands of higher fidelity applications.  Designed for clarity and presence, these loudspeaker systems deliver pristine audio reproduction for installations requiring a refined audio experience.  Models ship complete with the award winning X-Mount™ system and weather input cover.

Features

  • 4.5” weather treated woofer; 0.75” silk dome tweeter

  • 120° conical DMT coverage

  • 30 watt low-saturation and low-loss 70/100V transformer with 8Ω 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 processing or CXD amplifier platforms

  • 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

 

 

Specs

System DetailsAD-S4T
Effective frequency range168 Hz - 20 kHz
Rated noise power / voltage250 watts / 20 volts (rms)
Broadband sensitivity387 dB SPL
Coverage angle (-6 dB)120° conical DMT
Directivity factor (Q)6
Directivity Index8 dB
Maximum continuous SPL4104 dB
Maximum peak SPL4110 dB
Rated impedance8 ohms
Recommended amplifier power
(loudspeaker "program" power)
100 watts
Transformer taps70 V: 30, 15, 7.5, 3.75 W and 8Ω bypass

100V: 30, 15, 7.5 W and 8Ω bypass
HF transducer0.75-inch silk dome tweeter / 0.75-inch voice coil, horn loaded
LF transducer4.5-inch weather resistant paper cone woofer

1-inch / 25 mm voice coil
Input connector typeEuroblock connector with parallel output terminals
Enclosure materialPainted ABS polymer
Grille materialPowder coated aluminum
X-Mount materialPowder coated aluminum
Enclosure Details
Ingress protectionIP-54
Operating environmentDesigned for indoor and outdoor use
TestingThe 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 weight6.5 lb / 2.9 kg
Product dimensions
(HWD) inches
10.3 × 6.34 × 6.42
Product dimensions
(HWD) mm
261 × 161 × 163
Shipping weight16.8 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 accessoriesX-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

   Specsheet

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