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本帖最后由 不倒翁 于 2011-2-7 07:59 编辑
听说R4的升级版,现在的proac的D100单元素质降下来了,是不是啊?
老的R4以前是stereophile那一年什么榜单啊?
R4的参数:
Description: Floorstanding, plinth-mounted, three-way, five-driver, ported loudspeakers.
Bass drivers: two 9" coated cones with 3" ribbon-wound voice-coils and diecast chassis.
Midrange drivers: two 3" soft domes with 3" ribbon-wound voice-coils and double-mounted suspensions.
Tweeter: 1" soft dome with coating, rear loading, ferrofluid-cooled and damped voice-coil.
Crossover: three-way with 12dB/octave slopes.
Grillecloth: acoustically transparent Crimplene.
Frequency response: 20Hz-25kHz, ±3dB.
Impedance: 8 ohms.
Sensitivity: 89dB/W/m.
Dimensions: 14" W by 63" H by 17" D on plinths with spikes.
Weight: 355 lbs each.
这个箱子看来只要差距实在高音的单元了
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