DIMENSIONAL DRAWING

SPECIFICATIONS MQTD812

A & E SPECIFICATIONS

MQTD812

33.36

C

L

40.00

INDICATES MOUNTING POINT,

16X 3/8-16 THREADED HOLE (PI ANGLE).

3.26

5.62

INPUT

7.37

The dual bi-amplified dedicated low frequency loudspeaker systems shall incorporate a four 12-in LF transducers and four 8-in LF transducers. The 12-in drivers shall be powered as two pairs, as shall the 8-in drivers. The system shall require an active external crossover at 250 Hz, 24dB Octave between the 8-in and 12-in drivers.

The 12-in drivers shall be mounted in a vented enclosure tuned for optimum low frequency response. The 8-in drivers shall be mounted in a sealed subenclosure. The four driver pairs shall be spaced to create a dipolar array such that the

GRILLE PARTIALLY SHOWN

 

 

BACK

10.86

FRONT

 

 

3.86

 

 

 

11.91

 

 

 

(24.09)

21.64

C

L

1.95

17.29

27.80

 

1.95

 

 

 

3.2530°

TOP/BOTTOM

DIMENSIONS APPLY TO

 

SIDES

TOP & BOTTOM

 

 

509007 (A)

DIMENSIONS APPLY TO

exp 3/29/00 dpm

 

BOTH SIDES

 

 

Manufacturing tolerances are +/- 0.13 and +/- 1°

total system shall provide 10 - 12 dB attenuation from 160 to 500 Hz at 90° off-axis (vertical).

System frequency response shall vary no more than ±3 dB from 58 to 500 Hz measured on axis. The 12-in drivers shall produce a Sound Pressure Level (SPL) of 104 dB SPL on axis at 1 meter with a power input of 1 Watt, and shall be capa- ble of producing a peak output of 143.0 dB SPL on axis at 1 meter. The 12-in drivers shall handle 2000 Watts of amplifier power (AES Standard) and shall have nominal impedances of 2x 4 Ohms.

The 8-in drivers shall produce a Sound Pressure Level (SPL) of 104 dB SPL on axis at 1 meter with a power input of 1 Watt, and shall be capable of producing a peak output of 139 dB SPL on axis at 1 meter. The 8-in drivers shall handle 800 Watts of amplifier power (AES Standard) and shall have nominal impedances of 2x 6 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 wear-resistant tex- tured black paint. Input connector shall be 2x 4-terminal bar- rier strips. A total of sixteen 3/8”-16 threaded mounting points (4 each top, bottom and sides) shall be provided. The front of the loudspeaker shall be covered with a powder coat- ed perforated steel grille.

The dual bi-amplified dedicated low frequency loudspeaker systems shall be the EAW model MQTD812.

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.

MQTD812/888175 Rev(1)/2 pp 7/25/00

Printed in USA

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EAW MQTD812 specifications Dimensional Drawing, Specifications

MQTD812 specifications

The EAW MQTD812 is a high-performance loudspeaker designed for professional audio applications. It represents a noteworthy evolution in the world of sound reinforcement, combining cutting-edge technology with innovative design.

One of the defining features of the MQTD812 is its advanced transducer configuration. This loudspeaker is equipped with an 8-inch low-frequency driver and a 1-inch compression driver, delivering a wide frequency response that ensures clarity and power across a range of audio outputs. The low-frequency driver is engineered to handle high sound pressure levels, making it ideal for both music and speech reproduction, while the compression driver provides precise high-frequency response, enabling crisp and clear high notes.

The design of the MQTD812 also incorporates extensive performance-enhancing technologies. It utilizes a durable, weather-resistant enclosure, making it suitable for both indoor and outdoor applications. The cabinet is constructed from premium-grade plywood, providing strength while minimizing unwanted resonance. The surface is finished with a rigorous coating that protects against moisture and UV exposure, ensuring the longevity of the speaker in various environments.

Another standout characteristic of the MQTD812 is its versatility. The speaker is equipped with a rigging system that allows it to be easily integrated into various audio setups, including fixed installations and portable configurations. Additionally, the angled cabinet design facilitates stage monitoring and enhances overall sound dispersion, ensuring that every audience member receives a balanced audio experience.

In terms of connectivity, the MQTD812 features dual input connectors, allowing for flexible signal routing. Its passive crossover design further optimizes the performance of the drivers, allowing for seamless transitions between frequencies and enhancing overall sound quality.

The EAW MQTD812 is not just about performance; it also emphasizes user-friendliness. The speaker is lightweight and manageable, making setup and transportation straightforward. Combined with its robust build quality and reliable performance, it stands out as a favored choice among sound engineers and event organizers.

Overall, the EAW MQTD812 is a professional-grade loudspeaker that excels in versatility, sound quality, and durability. Its advanced technologies and features make it an excellent solution for a variety of audio applications, from live performances to fixed installations. As such, it continues to be a valuable asset for audio professionals seeking high-quality sound reinforcement.