QRx 218S - 紧凑型双18"超低频扬声器 by Electro-Voice

QRx 218S

紧凑型双18"超低频扬声器

  • 超低频扬声器;直接辐射式设计;灵敏度高;低频下限延伸至31 Hz(-10 dB);长方形;可与大型HP和MH号筒式扬声器完美搭配使用;具有吊装版本可供选择

QRx 218S是双18"超低频扬声器系统,持续功率1200W(峰值功率4800W)。音乐会级EVX180B低频驱动器采用4"音圈,抗功率压缩,拥有极佳的长期工作稳定性。

Specifications

Frequency Range (-10 dB) 31 - 250
Weatherized No
Flying Optional

Nominal Impedance (Passive) 4
Speaker Type Subwoofer
Woofer Size 18
Powered or Passive Passive
Frequency Response (-3 dB)¹ 38 - 125
Max. SPL/1m (calc)² 139
LF Transducer Two 18-inch EVX180B
Power Rating 4800
System Power Handling (Continuous/Program/Peak) 1200//4800
Crossover Frequency 100 (24 dB/octave)
Enclosure Material 13-Ply Birch Plywood
Available Color Black, White, Unfinished
Sensitivity 1 W/1 m 102
Height 1015
Recommended High-Pass Frequency 35 (12 dB/octave)
Width 560
Depth 602
Internal Crossover No
Weight Net 68
Family QRx
Coverage (Nominal -6 dB) Essentially Omni
Axial Sensitivity (SPL, 1 W @ 1 m) 102
Input Connections 2 Neutrik® NL4
Chassis Size 457.2

Recommended Amplifiers

For optimal sound system performance, Electro-Voice recommends the following amplifiers for QRx 218S.

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