QRx 218S
Compact dual 18" subwoofer
- High-level extended LF with concert proven performance
- Accurate transient detail
- Available in Standard and Riggable (L-Track) versions
- EVX-180B woofers for superior linear excursion
- High sensitivity, 139 db maximum SPL (peak)
- Power handling: 1200 W continuous, 4800 W peak
- Rectangular 13-ply birch vented enclosure
- Built-in handles and sealed pocket wheels (Standard )
- Integrated pole-mount receptacle (Standard )
- Black EVCoat finish (white by special order)
Specifications
| Frequency Range (-10 dB) | 31 - 250kHz |
| Weatherized | No |
| Flying | Optional |
Specifications |
|
| Nominal Impedance (Passive) | 4Ω |
| Speaker Type | Subwoofer |
| Woofer Size | 18inch |
| Powered or Passive | Passive |
| Frequency Response (-3 dB)¹ | 38 - 125Hz |
| Max. SPL/1m (calc)² | 139dB |
| LF Transducer | Two 18-inch EVX180B |
| System Power Handling (Continuous/Program/Peak) | 1200//4800Watts |
| Power Rating | 4800W |
| Crossover Frequency | 100Hz (24 dB/octave) |
| Enclosure Material | 13-Ply Birch Plywood |
| Available Color | Black, White, Unfinished |
| Sensitivity 1 W/1 m | 102dB |
| Height | 39.96" (1015mm) |
| Width | 22.05" (560mm) |
| Recommended High-Pass Frequency | 35Hz (12 dB/octave) |
| Internal Crossover | No |
| Depth | 23.7" (602mm) |
| Weight Net | 149.91lbs (68kg) |
| Family | QRx |
| Input Connections | 2 Neutrik® NL4 |
| Chassis Size | 457.2 mm |
| Coverage (Nominal -6 dB) | Essentially Omni |
| Axial Sensitivity (SPL, 1 W @ 1 m) | 102dB |
Recommended Amplifiersffs
For optimal sound system performance, Electro-Voice recommends the following amplifiers for QRx 218S.
Dynacord C‑SeriesLearn More |
Dynacord L‑SeriesLearn More |
Dynacord IPX SeriesLearn More |
|
|---|---|---|---|
| Two-Channel | ✔ | ✔ | |
| Multi-Channel | ✔ | ||
| DSP | ✔ | ✔ | ✔ |
| Direct Drive | ✔ | ✔ | ✔ |
| OMNEO (Dante, OCA) | ✔ | ||
| Installation | ✔ | ✔ | |
| Live Sound | ✔ |
Where to Buy
Compre Online
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Downloads
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 |
|---|---|
| Warranty conditions for Electro-Voice products in North America | 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
Warranty & After Sales Programs
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