ตู้ลำโพง ยี่ห้อ Electro-Voice(EV) รุ่น QRx-153/75
15″ passive 3‑way loudspeaker
- Compact with high-level, high-fidelity sound
- Cast-frame DL15ST woofer, vented box for extended LF
- Horn-loaded 8-inch MF8 midrange driver
- 3-inch DH7 titanium HF compression driver
- Asymmetric (10º down-angled) 75º H x 50º V coverage
- Bi-amped operation
- High sensitivity, 130 db maximum SPL
- Power handling: 400 W continuous, 1600 W peak
- Trapezoidal (15º/side) 13-ply birch enclosure
- Built-in handles and L-Track rigging
- Black EVCoat finish
SPECIFICATIONS
- Frequency Range (-10 dB): 42 – 20000kHz
- Weatherized: No
- Flying: Yes
- HF Transducer: 3-inch DH7
- Speaker Type: Full-Range, Mid-High, Three-Way
- MF Transducer: MF: 8-inch MF8
- Woofer Size: 15inch
- Powered or Passive: Passive
- Mid/High Frequency Power Handling (Continuous/Program/Peak): 150Watts
- Frequency Response (-3 dB)¹: 50 – 16000Hz
- LF Nominal Impedance: 8Ω
- Max. SPL/1m (calc)²: 130dB
- Coverage (Nominal -6 dB) H: 75°
- Coverage (Nominal -6 dB) V: 50°
- LF Transducer: 15-inch DL15ST
- Rotatable Horn: No
- LF Power Handling: 400Watts
- Crossover Frequency: 1200Hz
- Enclosure Material: 13-ply birch plywood
- Available Color: Black or white
- Height: 48.82″ (1240mm)
- Width: 18.39″ (467mm)
- Depth: 19.09″ (485mm)
- Internal Crossover: Yes
- Weight Net: 103.62lbs (47kg)
- Family: QRx
- Chassis Size: 381 mm
- Axial Sensitivity (SPL, 1 W @ 1 m): 98/105dB
- Input Connections: 2 Neutrik® NL4




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