Loa CELTO SU221
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- Multi-purpose touring vented subwoofer
- Down to 28Hz and still 102dB/1W/1m Efficiency
- Real 3600W RMS power capacity
- Premium 2 x 21” LF drivers with massive ±15mm linear Xmax
- Patented DCS cooling system for low power compression
- Heavy braced cabinet for vibration free dynamic response
- Touring grade Rubberized black PolyUrea finish
| Power handling (AES) | 3600W RMS / 14400W Peak |
| Nominal impedance | 4 ohms |
| Frequency response (-6dB half space, no EQ) | 28~1000Hz |
| Average Sensitivity in useable band (40~100Hz) | 102dB/W/m |
| Calculated Maximum SPL / 1m | 137dB RMS / 143dB Peak |
| Nominal Directivity (-6dB) | Omni in useable band |
| Low Frequency driver | 21″ CELTO Acoustique Ferrite magnet, 4.5” ultra long stroke In / Out Voice coil |
| Crossover | No, active mode only (CLM48 DSP) |
| Flying hardware | No, stack ground use only |
| Connectors | 2x NEUTRIK Speakon® NL4MP (1+/1- Input) (2 at the Back) |
| Pole mount | Yes, 2pcs M20 threaded pole |
| Cabinet | CNC made with tongue and grove assembly 18mm Baltic birch plywood, exterior grade |
| Finish | Touring grade rubberized black PolyUrea coating |
| Speaker size (HxWxD) | 588x1226x805 mm |
| Speaker Weight | 104kg |
| Shipping information | 117kg 710x1380x915 mm |
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CELTO
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CELTO
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CELTO
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CELTO
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CELTO
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CELTO
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CELTO
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CELTO
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