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WS218X
Dual-driver vented sub-bass system
features
◗ Dual, direct radiating long excursion 18" (460mm) drivers
◗ High temperature 4" (100mm) voice coils
◗ High power – 136dB continuous, 142dB peak
◗ Fitted with handles and castors
applications
◗ Medium/large scale touring systems
◗ Theatre sound systems
◗ Club sound reinforcement
◗ Special effects sub-bass
Century Point, Halifax Road, Cressex Business Park,
High Wycombe, Buckinghamshire HP12 3SL, England.
Telephone: +44 (0)1494 535312 Facsimile: +44 (0)1494 438669
E-mail: info@martin-audio.com
All information is Copyright © 2006 Martin Audio Ltd.
The WS218X is a high performance sub-bass system designed for
use with large scale Wavefront and Blackline systems, in both
touring and install applications. It features twin, 1000 watt 18"
(460mm) drive units with magnet structure and suspension
engineered for maximum linear excursion.
The birch ply cabinet is fitted with six pocket handles and four 4"
(100mm) castors for easy deployment. It features large area
porting to reduce air noise.
WS218X subwoofers are designed to be powered by Martin
Audio MA4.2s power amplifiers.
www.martin-audio.com
overall dimensions
technical specifications
TYPE Dual-driver vented sub-bass system
FREQUENCY RESPONSE (1) 35Hz-150Hz ± 3dB
DRIVERS 2 x 18" (460mm)/4" (100mm) voice coil, ultra-
long excursion, water resistant cone
RATED POWER (2) 2000W AES, 8000W peak
SENSITIVITY (3) 105dB (half space)
MAXIMUM SPL (4) 136dB continuous, 142dB peak (half space)
NOMINAL IMPEDANCE 4 ohms
CROSSOVER 70Hz-150Hz, via DX1 controller
ENCLOSURE 320 litre, multi-laminate birch ply
FINISH Textured black paint
PROTECTIVE GRILLE Black perforated steel
CONNECTORS 2 x Neutrik NL8
FITTINGS 4 x 4" (100mm) castors
6 x pocket handles
2 x front lid fittings
DIMENSIONS (inc. wheels) (W) 1066mm x (H) 561mm x (D) 780mm
(911mm)
(W) 42ins x (H) 22.1ins x (D) 30.7ins (35.9ins)
WEIGHT 89kg (196.2lbs)
touring and theatre