The SXH218 is the ultimate in subwoofer performance capable of producing 148dB peak output at 1m. It is the ideal partner for both WPS, WPC and WPL arrays where maximum low frequency output is required as well as a standalone solution for premium permanent installations such as nightclubs.
Features
- Ultra-high output ground-stacked subwoofer
- Hybrid® horn/reflex loading for maximum acoustic efficiency and low frequency extension
- Dual long-excursion 18” (460mm)/4.5” (115mm) voice coil neodymium drivers
- Forward or rear-facing operation
Applications
- Outdoor festivals
- Stadiums, arenas and theatres
- Concert halls
- Nightclubs
- Outdoor restaurant, bar and hotel entertainment areas
- Concourses and Theme Parks
| TYPE | Hybrid® horn/reflex subwoofer |
| FREQUENCY RESPONSE (1) | 32Hz – 150Hz ±3dB, -10dB @ 27Hz |
| DRIVER | 2 x 18” (460mm)/4.5” (115mm) voice coil, long excursion, neodymium magnet, waterproof cone |
| RATED POWER (2) | 3000W AES, 12000W peak |
| RECOMMENDED AMPLIFIER | iKON iK42 |
| SENSITIVITY (10) | 107dB |
| MAXIMUM SPL (9) | 148dB peak |
| NOMINAL IMPEDANCE | 4Ω |
| DISPERSION (-6DB) | Omnidirectional/or Cardioid (paired) |
| ENCLOSURE | Multi-laminate birch/poplar ply |
| FINISH | Durable Polyurea Coating |
| PROTECTIVE GRILLE | Black perforated Zintec |
| CONNECTORS | 2 x NL4 |
| PIN CONNECTIONS (INPUT) | Input +1/-1 |
| PINS CONNECTIONS (LINK) | Refer to SXH218 datasheet or Input panel diagram for linking options |
| FITTINGS |
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| DIMENSIONS (INCL SKIDS) |
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| WEIGHT | 116g (256lbs), with castors 120kg (265lbs) |
Martin Audio SXH218
The loudspeaker shall be a subwoofer consisting of two 18”/4.5” voice coil, long-excursion, low frequency transducers in a hybrid horn/bass reflex configuration. The on-axis frequency response shall be 32Hz-150kHz +/- 3dB and the loudspeaker shall produce a maximum SPL of 148dB peak calculated at 1 metre.
Power handling shall be 3000W AES, 12000W peak. Rated impedance shall be 4 ohms. The rear connector panel shall be fitted with two NL4 type connectors and the loudspeaker shall be operated in conjunction with a dedicated controller amplifier.
The loudspeaker shall be capable of forward and rear-facing operation to enable the construction of ground-stacked subwoofer arrays.
The loudspeaker enclosure shall be constructed from multi-laminate plywood with a textured black polyurea coating. The drivers shall be protected by a perforated steel grille and the enclosure shall be fitted with bar handles and skids.
Dimensions including skids, excluding castors (W x H x D) shall be 1112mm x 609mm x 1023mm (43.8in x 24in x 40.3in). Dimensions including skids and castors (W x H x D) shall be 1112mm x 609mm x 1151mm (43.8in x 23.9in x 45.3in). Weight shall be 120kg (264lbs).
The loudspeaker shall be the Martin Audio SXH218.
