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DT PRO AUDIO
SIGMA-18 »
18 inch vented sub-bass system
- Introduction
- Technical parameter
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Introduction
Sigma-18 consists of a 18 inch high-power subwoofer.
It can show the true and perfect ultra-low frequency sound.
Large ring heat dissipation design greatly strengthens the heat dissipation efficiency, ensures the low operating temperature of the driving unit, greatly improves the performance of power compression and reduces the distortion of the attainment wave. It can provide clean, deep and low frequency sound effect with explosive force.
The enhanced internal structure enables speakers to withstand the more powerful impact of low-frequency units.
The loudspeaker with a supporting rod base, which can be combined with the full range loudspeaker to form a small system to meet the needs of special occasions.
The loudspeaker is made of 18MM multi-layer birch plywood.
It is sprayed with high-grade wear-resistant diamond sand.
The hard surface can withstand all kinds of friction & collision.
With 2 professional 4 core speaker sockets to ensure good electrical connection.
Technical parameter
| Type | 18 inch vented sub-bass system |
| Drivers | LF : 1 x 18"(100mm voice coil) |
| Frequency | 33Hz - 180Hz |
| Power (AES) / (PEAK) | LF : 1200W / 4800W |
| Impedance | LF : 8 Ohm |
| Sensitivity (1W / 1m) | 103 dB |
| SPL / 1m peak | 140 dB |
| Dispersion | Omnidirectional |
| Connectors | 2 x Speakon NL4MP (pin : LF1+1-) |
| Dimensions (H x W x D) | 540 x 700 x 685 mm |
| Net weight | 48.25 kg |
| Enclosure material | Multilayer birch plywood |
| Finish | High resistant black matt polyurea paint |
| Handing position | N / A |
