Product identification
- Model
- SB28 Subwoofer
- Product category
- Subwoofers
SB28 Subwoofer
A dual 18-inch bass-reflex subwoofer with neodymium drivers and a Baltic birch plywood cabinet.
WHATSAPPRequest a Quote- Maximum SPL
- 142 dB peak at 1 m, half-space, pink noise with crest factor 4
- Low-frequency drivers
- 2 × 18-inch neodymium, direct-radiating
- Net weight
- 93 kg / 205 lb
Technical specifications
- Low-frequency drivers
- 2 × 18-inch neodymium, direct-radiating
- Directivity
- Standard or cardioid configuration
- Nominal impedance
- 4 Ω
- Usable bandwidth
- 25–117 Hz (−10 dB); 30–90 Hz (−6 dB); 33–70 Hz (−3 dB)
- RMS power handling
- 655 W, calculated using mean impedance over usable bandwidth
- Maximum SPL
- 142 dB peak at 1 m, half-space, pink noise with crest factor 4
- Acoustical load
- Bass-reflex
- Connector
- 1 × 4-point speakON input
Physical specifications
- Cabinet
- Baltic birch plywood
- Dimensions (W × H × D)
- 1300 × 550 × 700 mm
- Net weight
- 93 kg / 205 lb
- Finish
- Dark grey-brown, Pantone 426 C
TECHNICAL REFERENCE
Product specifications.
Published product details. Ask our team about any configuration that is not listed.
| Low-frequency drivers | 2 × 18-inch neodymium, direct-radiating |
|---|---|
| Directivity | Standard or cardioid configuration |
| Nominal impedance | 4 Ω |
| Usable bandwidth | 25–117 Hz (−10 dB); 30–90 Hz (−6 dB); 33–70 Hz (−3 dB) |
| RMS power handling | 655 W, calculated using mean impedance over usable bandwidth |
| Maximum SPL | 142 dB peak at 1 m, half-space, pink noise with crest factor 4 |
| Acoustical load | Bass-reflex |
| Cabinet | Baltic birch plywood |
| Dimensions (W × H × D) | 1300 × 550 × 700 mm |
| Net weight | 93 kg / 205 lb |
| Connector | 1 × 4-point speakON input |
| Finish | Dark grey-brown, Pantone 426 C |
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