รหัสสินค้า : NTS 2231XS

Equalizer NTS 2231XS  

2231XL



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 

                 > +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 

                        < 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.)