รหัสสินค้า : ยี่ห้อ NTS รุ่น 234XL

234XL (NTS) Crossover แบบ 3-4 ทาง

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.)