Product identification
- Model
- SB28 Dual 18-Inch Subwoofer
- Product category
- Subwoofer Systems
Specification
| Coverage | Enclosure directivity: standard or cardioid |
|---|---|
| Transducers | LF transducer: 2 × 18" neodymium direct-radiating |
| Acoustics | Nominal impedance: 4 Ω |
| Usable bandwidth | 25 Hz - 117 Hz (-10 dB), 30 Hz - 90 Hz (-6 dB), 33 Hz - 70 Hz (-3 dB) |
| RMS power handling (Calculated using the mean impedance measured on the usable bandwidth) | 655 W |
| Maximum SPL | 142 dB Peak level at 1 m under half space conditions using pink noise with crest factor 4 |
| Cabinet | premium grade Baltic birch plywood |
| Dimensions (W, H, D) | 1300 mm, 550 mm, 700 mm / 51.2 in, 21.7 in, 27.6 in |
| Weight (net) | 93 kg / 205 lb |
| Connectors | IN: 1 × 4-point speakON |
| Finish | dark grey brown Pantone 426 C |
| Low frequency limit (-10dB) | 25 Hz ([SB28_100] preset) |
| Maximum SPL1 | 142 dB ([SB28_100] preset) |
| RMS handling capability | 1225 W([SB28_100] preset) |
| Components | LF: 2 x 18’’ weather-resistant,(4’’ coil, aluminium die-cast basket, vented magnet design) |
| Nominal impedance | 4 ohms |
| Physical data | W x H x D: 1300 x 550 x 700 mm - 51.2 x 21.7 x 27.6 in |
| Weight (net) | 93 kg - 205 lbs. |
| Connectors | 1 x 4-pin Speakon |
| Material | 18 and 24 mm Baltic birch plywood |
| Finish | dark grey brownPantone426C |
| Front | polyester powder-coated steel grill,airnetacoustically neutral fabric |
| Rigging | integrated rails for flying, stacking runners |
Product details
Technical specifications
- Coverage
- Enclosure directivity: standard or cardioid
- Transducers
- LF transducer: 2 × 18" neodymium direct-radiating
- Nominal impedance
- 4 Ω
- Usable bandwidth
- 25 Hz - 117 Hz (-10 dB), 30 Hz - 90 Hz (-6 dB), 33 Hz - 70 Hz (-3 dB)
- RMS power handling (Calculated using the mean impedance measured on the usable bandwidth)
- 655 W
- Maximum SPL
- 142 dB Peak level at 1 m under half space conditions using pink noise with crest factor 4
- Connectors
- IN: 1 × 4-point speakON
- Low frequency limit (-10dB)
- 25 Hz ([SB28_100] preset)
- Components
- LF: 2 x 18’’ weather-resistant,(4’’ coil, aluminium die-cast basket, vented magnet design)
- Nominal impedance
- 4 ohms
- Physical data
- W x H x D: 1300 x 550 x 700 mm - 51.2 x 21.7 x 27.6 in
- Connectors
- 1 x 4-pin Speakon
- Physical data
- Acoustical load: bass-reflex
- transducers
- integrated into a bass-reflex tuned enclosure. The specially
- drive modes
- The ‘‘standard’’ mode using SB28 as a companion to K1
- Low frequency limit (-10dB)
- 25 Hz
- System configuration
- the new vents delivers a greatly improved +5 dB peak SPL output compared to the previous standards
- System configuration
- The control and amplification of the SB28 is managed by the LA12X platform
Physical specifications
- Cabinet
- Baltic birch plywood
- Dimensions (W, H, D)
- 1300 mm, 550 mm, 700 mm / 51.2 in, 21.7 in, 27.6 in
- Weight (net)
- 93 kg / 205 lb
- Finish
- dark grey brown Pantone 426 C
- Weight (net)
- 93 kg - 205 lbs.
- Material
- 18 and 24 mm Baltic birch plywood
- Finish
- dark grey brownPantone426C
- Front
- polyester powder-coated steel grill,airnetacoustically neutral fabric
- Front
- polyester powder-coated steel
Compatibility and deployment
- RMS handling capability
- 1225 W([SB28_100] preset)
- Rigging
- integrated rails for flying, stacking runners
- Function / configuration
- operating range down to 25 Hz.
- Function / configuration
- improved +5 dB peak SPL output compared to the previous standards.
- Function / configuration
- by the LA12X platform. The DSP filtering encompasses advanced crossover
- Function / configuration
- featuring a low-pass filter at 60 Hz ([SB28_60]
- Function / configuration
- preset) or closely coupledto ARCSwith a low-pass filter at 100 Hz ([SB28_100]
- Function / configuration
- featuring a low-pass filter at 60 Hz ([SB28_60_C]
- Function / configuration
- preset)or closely coupledto ARCSwith a low-pass filter at 100 Hz ([SB28_100_C]
- Function / configuration
- The performance of the SB28 enclosure depends upon the
- Function / configuration
- also features industry standard Aeroquiprails for line array rigging.
- RMS handling capability
- 1225 W([SB28_100]
- Function / configuration
- mm - 51.2 x 21.7 x 27.6 in
- Rigging
- integrated rails for flying
- Function / configuration
- The ‘‘standard’’ mode using SB28 as a companion to K1, KUDO, V-DOSCand ARCS
- Function / configuration
- featuring a low-pass filter at 60 Hz ([SB28_60] preset) or closely coupledto ARCSwith a low-pass filter at 100 Hz ([SB28_100] preset)
- Function / configuration
- featuring a low-pass filter at 60 Hz ([SB28_60_C] preset)or closely coupledto ARCSwith a low-pass filter at 100 Hz ([SB28_100_C] preset).
- Function / configuration
- The performance of the SB28 enclosure depends upon the choice of preset and physical system configuration.
- Function / configuration
- Made of Baltic birch plywood, the cabinet also features industry standard Aeroquiprails for line array rigging.
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SB28 Dual 18-Inch Subwoofer