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请教对ATC了解的各位老烧,ATC 民用版和专业版在声音上到底有没有区别?
毕竟两者的价格差别比较大。
我对比了50A的参数,几乎一样的。
民用版 CLASSIC SERIES
SCM50ASL (Active)
Drivers: HF 25mm Mid 75mm LF 234mm Super Linear
Amplitude Linearity ±2dB: 70Hz – 17kHz
Frequency Response -6dB: 38Hz & 22kHz
Matched Response: ±0.5dB
Dispersion: ±80° Coherent Horizontal ±10° Coherent Vertical
Max continuous SPL @1m: 112dB SPL
Crossover Frequency: 380Hz & 3.5kHz
Input Connector: XLR
Input Sensitivity:1V
Input Impedance: >10k ohms balanced XLR
Amplifier Output: HF 50 Watts RMS MF 100 Watts RMS LF 200 Watts RMS
Overload Protection: LDR tweeter protection, plus active FET MGR (amplifiers)
Power Requirements: Voltage: 100, 115, 230 (factory set)
Frequency: 50/60Hz
Power: Nominal 90 Watts, Driven 350 Watts
Cabinet Dimensions(HxWxD): 717 x 304 x 480mm including amps (stands add 250mm to height)
Weight: 48.9kg
专业版SCM50ASL Pro
ATC 25mm/1” Dual Suspension ‘S-Spec’ Tweeter.
Full “SL” spec 9˝/234mm bass driver.
ATC 75mm “Super Dome” mid driver.
On board grounded source 350W Tri-amp pack.
LF contour control.
Clip indication.
6 year warranty.
Drivers: HF 1″/25mm, Mid 3″/75mm, LF 9″/234mm
Amplitude Linearity (±2dB): 70Hz-17kHz
Cut-off Frequencies (-6dB, free-standing): 38Hz, 22kHz
Horizontal Dispersion: ±80°, Coherent
Vertical Dispersion: ±10°, Coherent
Max. Continuous SPL (1 metre): 112dB
Crossover Frequencies: 380Hz, 3.5kHz
Input Connectors: Male XLR
Input Sensitivity: 1V
Input Sensitivity Trim: 0dB to -6dB/1V – 2V (continuously variable via rear panel trimmer)
Input Impedance: Balanced > 10kΩ
Amplifier Output: Bass 200W, Mid 100W, High 50W Filters : Even Order Critically Damped
Overload Protection: Active FET momentary gain reduction plus thermal tweeter protection
Front Panel Indicators: Power On indicator, Gain Reduction warning
LF EQ: 0dB to+6dB @ 40Hz (continuously variable via rear panel trimmer)
Dimensions (HxWxD): 716 x 351 x 400mm (28.2˝ x 13.8˝ x 18.8˝) Depth with amplifier at rear adds 3˝
Weight: 49kg / 107.8lbs
http://atcloudspeakers.co.uk/zh/ ... peakers/scm50a-pro/
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