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 |
产品规格 |
|
| 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 |
| Width | 560 |
| Recommended High-Pass Frequency | 35 (12 dB/octave) |
| Internal Crossover | No |
| Depth | 602 |
| Weight Net | 68 |
| Family | QRx |
| Chassis Size | 457.2 |
| Coverage (Nominal -6 dB) | Essentially Omni |
| Axial Sensitivity (SPL, 1 W @ 1 m) | 102 |
| Input Connections | 2 Neutrik® NL4 |
Recommended Amplifiersffs
For optimal sound system performance, Electro-Voice recommends the following amplifiers for QRx 218S.
Dynacord C‑Series更多 |
Dynacord L‑Series更多 |
Dynacord IPX Series更多 |
|
|---|---|---|---|
| Two-Channel | ✔ | ✔ | |
| Multi-Channel | ✔ | ||
| DSP | ✔ | ✔ | ✔ |
| Direct Drive | ✔ | ✔ | ✔ |
| OMNEO (Dante, OCA) | ✔ | ||
| Installation | ✔ | ✔ | |
| Live Sound | ✔ |
Where to Buy
Retail Partners
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* Call for availability
下载
Technical Documentations
Certification/Regulatory
| Name | Language & Download |
|---|---|
| Fixed Install/Qrx Series, EC Declaration of Conformity | EN |
Engineering Data Sheet
| Name | Language & Download |
|---|---|
| QRx-218S Engineering Data Sheet | EN |
Service Policies
| Name | Language & Download |
|---|---|
| Service Policies for Asia/Pacific Rim | EN |
Software, Firmware & Design Tools
EASE/CLF
| Name | Language & Download |
|---|---|
| QRx EASE3 | Download |
Marketing Materials
Brochure
| Name | Language & Download |
|---|---|
| QRx Twist & Shout Flyer | Download |
Product Image
售后及相关政策
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