EM Acoustics ST-215, Product User Manual

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Page 7 of 57
ST-215 User Manual
v2 November 2019
2.0 – ST-215 & Accessories
The ST-215 subwoofer has a range of accessories available for flying, stacking and
transport in different configurations.
ST-215
Medium format touring subwoofer
FEATURES & BENEFITS
•
Signature EM Acoustics “maximum headroom” design approach ensures
consistency of performance regardless of SPL level.
•
Intuitive, simple 4-point flying system, assembled from ultra-high tensile
strength steel.
•
Flying and stacking system allows assembly of cardioid arrays.
•
Enclosure coated with 3-step polyurethane process - ensuring the cabinets
are not only weather resistant but more resilient to impact damage.
•
Various features and accessories for easy moving & handling.
•
Single amplifier channel required.
KEY SPECIFICATIONS
ENCLOSURE TYPE:
DRIVE UNITS:
FREQUENCY RESPONSE:
NOMINAL DISPERSION1:
MAXIMUM SPL:
NOMINAL IMPEDANCE:
DIMENSIONS (HxWxD):
NET/SHIPPING WEIGHT:
Medium format flyable reflex subwoofer
2 x 15” neodymium LF drive units
40Hz - 150Hz +/-3dB
omniirectional
133dB continuous, 139 dB peak
4 ohms
550 (21.7) x 772 (30.4) x 752 (29.6) mm/(ins)
73/77kg (161/169lbs)
FG-HALO-B
Master Flying Grid
The FG-HALO-B is the master flying grid for the both the ST-215 the HALO-B
system and provides a means of safely and swiftly flying arrays of ST-215
subwoofers. Up to 9 ST-215 subwoofers can be safely flown in any
configuration with a safety factor of 10:1. The FG-HALO-B is supplied with
two pickup links to use as suspension points - it is strongly recommended that
arrays larger than four subwoofers use two lifting points for control and ease
of use.
The FG-HALO-B can also be used as a means of ground stacking HALO-B on
top of ST-215 subwoofers.
The FG-HALO-B is supplied with four 2t WLL bow shackles.
Weight (without shackles) 32.5kg / 71.5lbs
Weight (including supplied shackles) 33.9kg / 74.6lbs
GS-HALO-B
Ground Stack Plate
The GS-HALO-B is a simple plate designed for ground stacking small HALO-
B arrays on stages, or larger arrays on top of ST-215 subwoofers. M8
locking knobs secure the GS-HALO-B to the ST-215 for neat arrays of up to
6 HALO-B elements. The GS-HALO-B can also be used as a neat base plate
when using HALO-B as a front-fill enclosure.
In installation applications, the GS-HALO-B can be used to mount pairs or
single elements from ceilings if required.
Weight 10.8kg / 23.8lbs