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 - 250 |
| Weatherized | No |
| Flying | Optional |
| Nominal Impedance (Passive) | 4 |
| Speaker Type | Subwoofer |
| Woofer Size | 18 |
Specifications | |
| 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 |
| 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 |
| Internal Crossover | No |
| Depth | 602 |
| Weight Net | 68 |
| Family | QRx |
| Input Connections | 2 Neutrik® NL4 |
| Coverage (Nominal -6 dB) | Essentially Omni |
| Axial Sensitivity (SPL, 1 W @ 1 m) | 102 |
| Chassis Size | 457.2 |
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
Software, Firmware & Design Tools
EASE/CLF
| Name | Language & Download |
|---|---|
| QRx EASE3 | Download |