NTS 234XL Crossovers ครอสแยกเสียง 2-3 ทางสเตอร์ 4 ทางโมโน

Features :

• 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.)