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
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
