AOW312B Operating Manual

system specifications

 

AOW312B

 

 

Lower cut-off frequency, -3 dB

<35 Hz

Upper cut-off frequency, -3 dB

>22 kHz

Free field frequency response of system

37 Hz - 21 kHz (±2.5 dB)

 

 

Maximum short term sine wave acoustic output

@ 1 m >116 dB SPL

on axis in half space, averaged from 100 Hz to

 

3 kHz

 

 

 

Maximum long term RMS acoustic output in same

@ 1 m >107 dB SPL

conditions with IEC-weighted noise (limited by

 

driver unit protection circuit)

 

 

 

Maximum peak acoustic output per pair in half

@ 2 m >123 dB

space with music material

 

 

 

Self generated noise level in free field @ 2 m

<15 dB (A weighted)

on axis

 

 

 

Harmonic distortion at 95 dB SPL at 1 m on axis:

freq. <100 Hz <1%

 

freq. >100 Hz <0.5%

 

 

Drivers

 

Bass

305 mm (12") cone

Midrange

130 mm (5") cone

Treble

25 mm (1") metal dome

 

 

Weight

 

Loudspeaker

43 kg (95 lb)

Amplifier

12 kg (27 lb)

 

 

Loudspeaker dimensions

 

Height

1500 mm (59 1/16")

Width

400 mm (15 3/4")

Depth

175 mm (6 7/8")

Amplifier dimensions

 

 

Height

133 mm (5 1/4") (3 U)

Width

483 mm (19")

Depth

350 mm (13 4/5")*

 

*Note that the cable connectors require

 

additional >100 mm (4") space behind the

 

amplifier

 

 

Amplifier Section

 

AOW312B

 

 

Bass amplifier short term output power

180 W (4 Ohm load)

 

 

Midrange amplifier short term output power

120 W (8 Ohm load)

 

 

Treble amplifier short term output power

120 W (8 Ohm load)

 

 

Long term output power is limited by driver unit protection circuitry.

Slew rate

80V/µs

 

 

Amplifier system distortion at nominal output

 

THD

<0.05%

SMPTE-IM

<0.05%

CCIF-IM

<0.05%

DIM 100

<0.05%

 

 

Signal to Noise ratio, referred to full output

 

Bass

>100 dB

Midrange

>100 dB

Treble

>100 dB

 

 

Mains voltage

100/200 V or 115/230 V

 

 

Voltage operating range

nominal ±10%

 

 

Power consumption

 

Idle

50 W

Full output

300 W

 

 

crossover Section

 

AOW312B

 

 

Input connector XLR female

pin 1 gnd

 

pin 2 +

 

pin 3 -

 

 

Input impedance

10 kOhm

 

 

Input level for 100 dB SPL output @1 m

variable from +6 to -6 dBu

 

 

Input level for maximum short term output

variable from +22 to +10 dBu for 116 dB

 

SPL @1 m

 

 

Subsonic filter

18 dB/octave below 35 Hz

 

 

Ultrasonic filter

12 dB/octave above 25 kHz

 

 

Crossover frequency

 

Bass/Mid

420 Hz

Mid/Treble

3.2 kHz

 

 

Crossover acoustical slopes

18 - 24 dB/octave

 

 

Crossover level control operating range in

 

1 dB steps

 

Bass

from 0 to -6 dB

Mid

from 0 to -6 dB

Treble

from 0 to -6 dB

 

 

Bass roll-off control in 2 dB steps

from 0 to -8 dB @35 Hz

 

 

Bass tilt control in 2 dB steps

from 0 to -8 dB @80 Hz

 

The 'CAL' position is with all tone controls

 

set to 'off' and input sensitivity control to

 

maximum.

 

 

Genelec Document D0075R001a Copyright Genelec Oy 5.2008. All data subject to change without prior notice

www.genelec.com

 

 

International enquiries: Genelec, Olvitie 5 FIN-74100, Iisalmi, Finland Phone +358 17 83881 Fax +358 17 812 267 Email genelec@genelec.com

In the U.S. please contact: Genelec, Inc., 7 Tech Circle Natick, MA 01760, USA Phone +1 508 652 0900 Fax +1 508 652 0909

Email genelec.usa@genelec.com

In China please contact: Beijing Genelec Audio Co. Ltd. Jianwai SOHO, Tower 12, Room 2306 39 East 3rd Ring Road

Chaoyang District Beijing 100022, China

Phone +86 0 5869 7915, Fax +86 10 5869 7914

In Sweden please contact Genelec Sverige Ellipsvägen 10B

P.O. Box 5521, S-141 05 Huddinge Phone +46 8 449 5220

Fax +46 8 708 7071 Email info@genelec.com