อีควอไลเซอร์ NTS 1231XS

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Main Feature 
 
- 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 200Ω, unbalanced 100Ω  
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 
Dynamic Range (+/-6dB range) 115dB 
Dynamic Range (+/-15dB range) 109dB 
Signal to Noise (+/-6dB range ) 97dB 
Signal to Noise (+/-15dB range) 90dB 
THD+Noise < 0.005% 
Interchannel Crosstalk < -80dB, 20Hz to 20KHz 
 
Function Switch
 
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 
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 24 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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