SUB 28A
Powered subwoofer
Compact, yet powerful, Sub 28A is a low-frequency extension powered loudspeaker. With its own-produced long excursion 2 x 18” woofer, Sub 28A is perfect for a mobile sound system or small-scale installation due to its dimensions and light weight. Built-in class D amplifier provides for ease of use even by inexperienced personnel.
Main features:
- Components: 2 x 18″ woofer with 4″ voice coil
- Nominal power: 3000 W
- Frequency response: 30 Hz – 170 Hz
- Max SPL (calculated): 141.5 dB
- Mounting: M20 distance pole adapter; 4 х 4 M10 mounting points for wheels
Technical data
| Main | Parametr |
|---|---|
| Type | Powered subwoofer |
| Acoustical & Electrical data | Parametr |
| Frequency response (-10dB) | 30 Hz – 170 Hz |
| Max SPL (calculated) | 141.5 dB |
| LF Driver | 2 x 18”, 4” VC |
| Amplifier power | 3 000 W |
| Amplifier | Class D with DSP, passive cooling |
| Connections and physical data | Parametr |
| Connectors | Powercon mains, XLR input, XLR output |
| Dimensions (W x H x D) | 530 x 1 170 x 665 mm; 20.9" x 46.1" x 26.2" |
| Net weight | 81 kg; 178.6 lbs |
| Shipping weight | 85 kg; 187.4 lbs |
| Mounting | 4 х 4 M10 mounting points for wheels, M20 distance pole adapter |
| Enclosure material | Polycomp©, wear-resistant paint |
| Speaker protection | Steel grill, acoustically transparent backing |
| Color | Black, White |
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