ครอส NTS 234XL

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234XL


Main Feature
 
- Mode switch for stereo 2-way/3-way or mono 4-may operation
- Low frequency summed (subwoofer) output
- x10 range switch on both channel
- 40Hz high pass (low cut) filter both channel
- Phase reverse switch on all output
- Individual level control on all output
- 24dB/octave Linkwitz-Riley filter (the professional standard)
- Stereo/Mono status LED indicate the selected mode
 
Input
 
Connector XLR
Type Electronically balanced/unbalanced, RF filtered
Impedance Balanced > 50KΩ, unbalanced > 25KΩ
Max Input Level > +21dBu balanced or unbalanced
CMRR > 40dBu, typically > 50dB at 1KHz
 
Output
 
Connector XLR
Type Impedance balanced/unbalanced, RF filtered
Impedance Balanced 200Ω, unbalanced 100Ω
Max Output Level > +21dBu balanced/unbalanced into 2KΩ or greater
CMRR > 40dBu, typically > 50dB at 1KHz
 
System Performance
 
Bandwidth 20Hz to 20KHz, +0/-0.5dB
Frequency Response < 3Hz to > 90KHz, +0/-3dB
Signal to Noise Ref. +4dBu, 22KHz measurement bandwidth
Stereo Mode
: Low Output > 94dB
: Mid Output > 93dB
: High Output > 92dB
Mono Mode
: Low Output > 94dB
: Low-Mid Output > 94dB
: High-Mid Output > 92dB
: High Output > 92dB
Dynamic Range > 114dB, unweighted, any output
THD+Noise < 0.004% at +4dBu, 1KHz
  < 0.04% at +20dBu, 1KHz
Interchannel Crosstalk < -80dB, 20Hz to 20KHz
 
Crossover Frequency
 
Stereo Mode
: Low/High 45Hz to 960Hz or 450Hz to 9.6KHz (x10 Setting)
: Low/Mid 45Hz to 960Hz or 450Hz to 9.6KHz (x10 Setting)
: Mid/High 450Hz to 9.6KHz
Mono Mode
: Low/Low-Mid 45Hz to 960Hz or 450Hz to 9.6KHz (x10 Setting)
: Low-Mid/High-Mid 450Hz to 9.6KHz
: High-Mid/High 450Hz to 9.6KHz
Filter Type Linkwitz-Riley, 24dB/octave, state-variable
 
Function Switch
 
Front Panel
: Low Cut Activates 40Hz butterworth, 12dB/octave high-pass filter,
  one switch per channel
: Phase Invert Inverts the phase at the output, one switch per channel
Rear Panel
: x10 Multiplies crossover frequency range by 10, one switch per channel
: Mode Selects stereo/mono and 2/3/4-way operation
: LF Sum Selects normal (stereo) or mono-summed low frequency operation
 
Indicator
 
Stereo Operation Green LED
Mono Operation Yellow LED
Low Cut RED LED per channel
x10 Green LED per channel
Phase Invert Red LED per output (3 per channel)
 
Power Supply
 
Operating Voltage 230VAC 50Hz
Power Consumption 15 Watts
Main Connection IEC 320 receptacle
 
Physical
 
Dimension [HxWxD] 1.75" x 19" x 6.9" (4.4 x 48.3 x 17.5 cm.)
Weight 4.0 lbs. (1.8 kg.)
Shipping Weight 5.8 lbs. (2.6 kg.)
 

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