The 1031A is ideal for near-field monitoring and such applications as broadcast and surround sound monitoring, CD mastering, TV and video post production and use with digital workstations. Combining compactness with high SPL, it will fit easily into OB vans and home and project studios.

frequency response: 47 - 22k Hz (-3 dB)
120 dB SPL (peak) per pair @ 1m with music material
15 litre vented cabinet
Bi-amplified: 120 W, 120 W
Electronic crossover and protection circuitry

Built in bass roll-off, treble and bass tilt controls
210 mm (8") high efficiency polymer composite cone driver
25 mm (1") metal dome tweeter loaded with proprietary Directivity Control WaveguideÖ (DCWÖ)





The price is a piece.

Technical specifications

Lower cut-off frequency, -3 dB: < 47 Hz
Upper cut-off frequency, -3 dB: > 22 kHz
Free field frequency response of system: 48 Hz - 22 kHz (˜ 2 dB)
Maximum short term sine wave acoustic output on axis in half space, averaged from 100 Hz to 3 kHz:
@ 1m
@ 0.5m > 110 dB SPL
> 116 dB SPL
Maximum long term RMS acoustic output in same conditions with IEC weighted noise (limited by driver unit protection circuit):
@ 1m
@ 0.5 m > 101 dB SPL
> 107 dB SPL

Maximum peak acoustic output per pair on top of console, @ 1 m from the engineer with music material: > 120 dB
Self generated noise level in free field @ 1m on axis: < 10 dB (A-weighted)
Harmonic distortion at 90 dB SPL @ 1m on axis:
Freq: 50...100 Hz
> 100 Hz < 1%
< 0.5%
Drivers:
Bass
Treble 210 mm (8") cone
25 mm (1") metal dome
Weight: 12,7 kg (28 lb)
Dimensions:
Height
Width
Depth 395 mm (15 9/16")
250 mm ( 9 7/8")
290 mm (11 7/16")





Bass amplifier output power with an 8Ohm load: 120 W
Treble amplifier output power with an 8Ohm load:
Long term output power is limited by driver unit protection circuitry. 120 W
Slew rate: 80 V/micros
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
Treble > 100 dB
Mains voltage: 100/200 V or 115/230 V
Voltage operating range at
230V setting:
115V setting: 207 - 253 V (˜ 10%)
104 - 126 V (˜ 10%)
Power consumption: Idle 30 W
Full output 160 W





Input connector: XLR female pin1 gnd
pin 2 +
pin 3 -
Input impedance: 10 kOhm balanced
Input level for 100 dB SPL output @ 1m: variable from +6 to -6 dBu
Input level for maximum short term output of 110 dB SPL @ 1m: variable from +16 to +4 dBu
Subsonic filter below 45 Hz : 18 dB/octave
Ultrasonic filter above 25 kHz: 12 dB/octave
Crossover frequency, Bass/Treble: 2.2 kHz
Crossover acoustical slopes: 24 dB/octave
Treble tilt control operating range in 2 dB steps: from +2 to -4 dB & MUTE
Bass roll-off control operating range in 2 dB steps: from 0 to -8 dB @ 40 Hz
Bass tilt control operating range in 2 dB steps: from 0 to -6 dB & MUTE
The 'CAL' position is with all tone controls set to 'off'
and input sensitivity control to maximum.


All data subject to change without prior notice