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ลำโพงติดเพดาน QSC AD-C4T Ceiling Speaker 4.5″

QSC

ลำโพงติดฝ้าเพดาน QSC AD-C4T-WH ขนาดดอกลำโพง 4.5 นิ้ว, เสียงแหลม 0.75 นิ้ว 19 mm aluminum dome tweeter, 2-way, ทนกำลังขับสูงสุด 30 watts / 22 V (rms), 70/100v transformer with 16Ω bypass, 150° conical DMT coverage, includes C-ring and rails for blind mount

Original price was: 7,900 ฿.Current price is: 6,715 ฿.

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QSC AD-C4T-WH AcousticDesign Ceiling Loudspeaker 4.5″

ลำโพงติดฝ้าเพดาน QSC AD-C4T-WH ขนาดดอกลำโพง 4.5 นิ้ว, เสียงแหลม 0.75 นิ้ว 19 mm aluminum dome tweeter, 2-way, ทนกำลังขับสูงสุด 30 watts / 22 V (rms), 70/100v transformer with 16Ω bypass, 150° conical DMT coverage, includes C-ring and rails for blind mount installation

The white AcousticDesign 4.5″ Loudspeaker from QSC is a two-way ceiling loudspeaker ideally suited for a wide variety of foreground and background sound reinforcement applications, which utilize 70/100V transformers with 16-Ohm bypass configurations.

The loudspeaker features a high-quality 4.5″ weather treated paper cone woofer with a 1″ voice coil and a 0.75″ aluminum dome tweeter, which is positioned on a DMT waveguide. The loudspeaker comes in a pair of two and is suitable for restaurants, retail, audio visual, education, and transportation terminals.

Features:

  • Consistent tonal characteristics for surface, ceiling, and pendant applications
  • DMT (Directivity Matched Transition) waveguide ensures smooth, uniform frequency response over the coverage area
  • Snap-fit magnetic grill
  • 3x double-stepped, long-travel dog-ear blind mount system
  • Intrinsic Correction voicings available via the Q-SYS Platform including CXD amplifiers
  • Blemish-free removable logo
  • Removable conduit cover plate
  • UL1480 and UL2043 certified EN54-24 Type A, 0359-CPR-00623

Specifications

Low Frequency Transducer 4.5″ / 110 mm weather-treated paper cone woofer
High Frequency Transducer 0.75″ / 19 mm aluminum dome tweeter
Frequency 70 Hz – 20 kHz
Power 30 W / 22 V (rms)
Sensitivity 87 dB (rated at 1 W, 1 m)
73 dB (EN54-24 at 1 W, 4 m)
Coverage 150° conical Directivity Matched Transition (rated at -6 dB)
Horizontal / Vertical:
500 Hz: 176° / 176°
1 kHz: 160° / 160°
2 kHz: 156° / 152°
4 kHz: 103° / 111°
SPL (Hz : dB): 500: 59.1; 630: 59.4; 800: 60.0; 1000: 60.0; 1250: 61.0; 1600: 60.5; 2000: 62.3; 2500: 61.0; 3150: 58.0; 4000: 62.2
Equalization EN54-24 Equalization:
High Pass, 24 dB/oct, Butterworth, Fc: 70 Hz
Low Shelf, 12 dB/oct, (Q)1.2 / (BW)1.17, Fc: 340 Hz, gain: -5 dB
High Shelf, 12 dB/oct, (Q)0.8 / (BW)1.70, Fc: 6 kHz, gain: +5 dB
Directivity Factor 4.5
Directivity Index 6.5 dB
Maximum SPL 102 dB / 108 dB (rated, 1 m (continuous / peak)
85.51 dB / 86.52 dB (EN54-24, 4 m (low-Z / highest-tap)
Recommended Amplifier Power 60 W
Transformer Taps Bypass: 16 Ohms
3.75 W (70 V); 7.5 W (100 V) Tap: 1333 Ohms
7.5 W (70 V); 15 W (100 V) Tap: 667 Ohms
15 W (70 V); 30 W (100 V) Tap: 333 Ohms
30 W (70 V); N/A (100 V) Tap: 167 Ohms
Input Euroblock connector with parallel output
Enclosure ABS baffle on powder coated steel back can
Grille Powder-coated steel
Rating IP34, designed for indoor use
Safety EN54-24: 2008 type A, 0359-CPR-00623 UL1480, UL2043, NFPA90, NFPA70 suitable for use in air handling spaces. Transformer UL registered per UL1876, ROHS, CE compliant
Baffle meets UL94-V0 and UL94-5VB flammability rating; in accordance with IEC60849 / EN60849 systems
Operating Temperature -4 to 122°F / -20 to 50°C
Cutout Diameter 7.68″ / 195 mm
Dimensions ¿ 9.06 x 6.94″ / ¿ 230 x 176 mm
Weight 6.4 lb / 2.9 kg

Downloads

ดาวน์โหลด Data Sheet QSC AD-C4T-WH

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