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| 2231XS |
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| Main Feature |
| - Type III noise reduction capable of restoring up to 20dB S/N ratio |
| - PeakPlus limiter for system protection |
| - Switchable range between +/-6dB and +/-15dB |
| - Balanced input and output |
| - XLR, barrier strip and 1/4" TRS connector |
| - Input gain range -12dB/+12dB |
| - 18dB/octave 40Hz Bessel low cut filter |
| - Chasis/signal ground lift capability |
| Input |
| Connector |
1/4" TRS, female XLR (pin 2 hot) and barrier terminal strip |
| Type |
Electronically balanced/unbalanced, RF filtered |
| Impedance |
Balanced 40KΩ, unbalanced 20KΩ |
| Max Input Level |
> +21dBu balanced or unbalanced |
| CMRR |
> 40dB, typically > 55dB at 1KHz |
| Output |
| Connector |
1/4" TRS, male XLR (pin 2 hot) and barrier terminal strip |
| Type |
Impedance balanced/unbalanced, RF filtered |
| Impedance |
Balanced 120Ω, unbalanced 60Ω |
| Max Output Level |
> +21dBu balanced/unbalanced into 2KΩ or greater |
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> +18dBm balanced/unbalanced (into 600Ω) |
| System Performance |
| Bandwidth |
20Hz to 20KHz, +0.5/-1dB |
| Frequency Response |
< 10Hz to > 50KHz, +0.5/-3dB |
| Noise Reduction In (+/-6dB and +/-15dB range) |
| : Signal to Noise |
> 100dB, unweighted |
| : Dynamic Range |
> 118dB, unweighted |
| Noise Reduction Out (+/-6dB range) |
| : Signal to Noise |
> 94dB, unweighted |
| : Dynamic Range |
> 112dB, unweighted |
| Noise Reduction Out (+/-15dB range) |
| : Signal to Noise |
> 90dB, unweighted |
| : Dynamic Range |
> 108dB, unweighted |
| THD+Noise |
< 0.04%, 0.02% typical at +4dBu, 1KHz |
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< 0.5% at 1KHz with 15dB gain reduction |
| Interchannel Crosstalk |
< -80dB, 20Hz to 20KHz |
| Noise Reduction |
Up to 20dB of dynamic broadband noise reduction |
| Function Switch |
| Type III NR |
Activate Type III Noise Reduction |
| EQ Bypass |
Bypass the graphic equalizer section in the signal path |
| Low Cut (recessed) |
Activate the 40Hz 18dB/octave Bessel high pass filter |
| Range (recessed) |
Select either +/-6dB or +/-15dB slider boost/cut range |
| Indicator |
| Output Level |
4 LED bar graph at -10, 0, +10 and +18dBu |
| Gain Reduction |
4 LED bar graph at 0, 3, 6 and 10dB |
| Type III NR Active |
Yellow LED |
| EQ Bypass |
Red LED |
| Clip |
Red LED |
| Low Cut |
Red LED |
| +/-6dB Range |
Yellow LED |
| +/-15dB Range |
Red LED |
| Power Supply |
| Operating Voltage |
230VAC 50/60Hz |
| Power Consumption |
28 Watts |
| Main Connection |
IEC receptacle |
| Physical |
| Dimension [HxWxD] |
5.25" x 19" x 7.9" (13.4 x 48.3 x 20.1 cm.) |
| Weight |
10.6 lbs. (4.8 kg.) |
| Shipping Weight |
11.6 lbs. (5.3 kg.) |
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