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SPECIFICATIONS MQ1312
DIMENSIONAL DRAWING
A & E SPECIFICATIONS
One Main Street, Whitinsville, MA 01588 508 234 6158 Toll Free 800 992 5013 FAX 508 234 8251 info@eaw.com www.eaw.com
EAW products are continually improved. All specifications are therefore subject to change without notice. MQ1312/888140/2 pp 4/1/00 Printed in USA
The low frequency loudspeaker systems shall incorporate 3x
12-in LF transducers. The LF drivers shall be mounted in sep-
arate vented subenclosures tuned for optimum low frequency
response.
System frequency response shall vary no more than ±3 dB from
50 Hz to 1600 Hz measured on axis. The loudspeaker shall pro-
duce a Sound Pressure Level (SPL) of 100 dB SPL on axis at 1
meter with a power input of 1 Watt, and shall be capable of
producing a peak output of 137.8 SPL on axis at 1 meter. The
loudspeaker shall handle 1500 Watts of amplifier power (AES
Standard) and shall have a nominal impedance of 3x 8 Ohms.
The loudspeaker enclosure shall be trapezoidal in shape. It
shall be constructed of 1/2-in thickness void-free cross-grain-
laminated Baltic birch plywood and shall employ extensive
internal bracing. It shall be finished in black polyurethane.
Input connectors shall be a 6-terminal barrier strip and 2x
Neutrik NL4 Speakon with connections as follows (LF1 is top-
most driver, LF3 is lowest):
NL4 (left) NL4 (right)
Pins 1 +/– LF1 +/– LF3 +/–
Pins 2 +/– LF2 +/– LF4 N/C
A total of sixteen 3/8"-16 threaded mounting/suspension
points (4 each top, bottom, sides) shall be provided. The front
of the loudspeaker shall be covered with a powder coated per-
forated steel grille.
The low frequency loudspeaker shall be the EAW model
MQ1312.
Manufacturing tolerances are +/- 0.13 and +/- 1°
FRONT
SIDES
BACK
MOUNTING POINT, 3/8-16 THREADED HOLE.
510837 (0)
exp 8/2/99 dpm
MQ1312
CENTER OF BALANCE
TOP
30°
L
C
17.15
10.34
5.68
(12.75)
12.70
21.00
7.50
13.15
36.10
1.95
6.37
40.00
24.00
GRILL PARTIALLY
SHOWN
7.38
10.69
INPUT
L
C
20.00
5.63