QSC AD-S4T ลำโพงติดผนัง ขนาด 4.5 นิ้ว 2 ทาง 50 วัตต์

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.

• 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

System Details

AD-S4T

Effective frequency range¹68 Hz – 20 kHzRated noise power / voltage²50 watts / 20 volts (rms)Broadband sensitivity³87 dB SPLCoverage angle (-6 dB)120° conical DMTDirectivity factor (Q)6Directivity Index8 dBMaximum continuous SPL⁴104 dBMaximum peak SPL⁴110 dBRated impedance8 ohmsRecommended amplifier power
(loudspeaker “program” power)100 wattsTransformer taps70 V: 30, 15, 7.5, 3.75 W and 8Ω bypass

100V: 30, 15, 7.5 W and 8Ω bypass

HF transducer0.75” silk dome tweeter / 0.75” voice coil, horn loadedLF transducer4.5” weather resistant paper cone woofer

1” / 25 mm voice coil

Input connector typeEuroblock connector with parallel output terminalsEnclosure materialPainted ABS polymerGrille materialPowder coated aluminumX-Mount materialPowder coated aluminumEnclosure DetailsIngress protectionIP-54Operating environmentDesigned for indoor and outdoor useTestingThe 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 kgProduct dimensions
(HWD) inches10.3 × 6.34 × 6.42Product dimensions
(HWD) mm261 × 161 × 163Shipping weight16.8 lb / 7.65 kg (pair packed)Shipping dimensions
(HWD) inches15.5 × 10.3 × 18 (pair packed)Shipping dimensions
(HWD) mm394 × 261 × 458 (pair packed)Included accessoriesX-Mount mounting system, Euroblock connector,
input panel cover¹ 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