NTS 234XS crossover เอ็นทีเอส Cossover 234XS ครอสโอเวอร์ รุ่น 234 ครอส2/3ทาง ครอสตัดเสียง เอไอ-ไพศาล

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 : Mod