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The WLA-28SUBA is an active subwoofer with two 15" drivers and a Class D amplifier rated at 2000 W continuous. Maximum SPL is 145 dB at 1 m in half space, with response from 39 Hz to 125 Hz. DSP with 8 FIR presets is held in the input module, and a WLA-RH2 rain hood is included.
| Active or Passive | Active |
|---|---|
| System Type | Subwoofer |
| Configuration | Bass-reflex |
| System Continuous Power | 2000 W |
| System Peak Power | 4000 W |
| Max SPL @ 1m | 145 dB (Half Space) |
| Freq Response (+/-3 dB) | 39 Hz - 125 Hz |
| Bi-amp Mode Switch | No |
| Bluetooth | No |
| IP Certification | None |
| Driver Brand | Wharfedale Pro |
| LF Driver Size | 2 x 15" |
| LF Magnet Material | Ferrite |
| LF Frame Material | Aluminium |
| LF Voice Coil Size | 4" |
| Preset Library | No |
| Input Connector | XLR 1/4" Combo Jack |
| Enclosure Material | Birch Plywood |
| Grille Material and Finish | Steel |
| Finish | Black Tough-Tone |
| Handles | 2 |
| Deployment | Flying, Ground |
| Pole Mount | None |
| Rigging | Yes |
| Sensitivity 2.83 V / 1 m | 108 dB |
| Crossover Frequency | Preset Dependent |
| Amplifier design | Class D |
| Driver Protection | RMS, Peak Limiters and DC |
| Thermal Protection | Amplifier Shut Down. Auto Reset |
| DC and Short Protection | Yes |
| Signal Processing | DSP based, 8 FIR presets resident in Input Module |
| Power On Protection | Power switch on/off mute |
| Low Line Voltage Shut Down | 80% Nominal Line Voltage |
| Limiter Indicator | Red LED |
| Signal Indicator | Green LED |
| Power/Active Indicator | White LED |
| Find Function Indicator | Blue LED |
| Active loudspeaker Input Impedance | Balanced: 10 KΩ |
| Link Connector | Balanced Pin XLR |
| Input sensitivity | +4 dBu |
| Max input level | +18 dBu |
| Update | USB Type B |
| Network (RS485) | RJ45 |
| AC Input Connector | powerCON |
| AC Loop Through Connector | powerCON |
| Main Power | AC 100–240 V~,50/60 HZ |
| Power Supply | High Efficiency Switching Mode Power Supply |
| Included Accessory | User Manual, WLA-RH2 Rain hood |
| Unpacked - Front Height (mm) | 485 |
|---|---|
| Unpacked - Rear Height (mm) | 485 |
| Unpacked - Width Front (mm) | 760 |
| Unpacked - Width Rear (mm) | 760 |
| Unpacked - Depth (mm) | 775 |
| Packed - Height (mm) | 600 |
| Packed - Width Front (mm) | 855 |
| Packed - Width Rear (mm) | 855 |
| Packed - Depth (mm) | 870 |
| Weight - Nett (kg) | 65.2 |
| Weight - Gross (kg) | 72.7 |
powerCON for AC input and powerCON for AC loop-through, on a 100-240 V, 50/60 Hz supply.
User manual and a WLA-RH2 rain hood.
Tell us the brief and we’ll specify the system, confirm availability and
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