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清洁
请使用无尘布清洁R909。对与我们来说，稍微潮湿的布就有可能留下难以处理
的痕迹。
您决不应该使用任何种类的清洁剂在这些音箱上面或者接近它们。
技术参数
Type ..............................................................................................................................................R 909
System .......................................................................................................................... 3-way dipole
Woofer (In / mm) ....................................................................................................2 x 15 / 2 x 380
Midrange (In / mm) ...........................................................................................................5½ / 150
Tweeter (In / mm) ....................................................................................................................1 / 25
Short term power (W) .......................................................................................................Min 800
Sensitivity (dB/2.8v@1 m) ........................................................................................................... 89
Frequency range (Hz) .................................................................................................. 25 - 30.000
Impedance (Ohm) ............................................................................................................................4
Crossover frequencies (Hz) .................................................................................250 and 2.000
Weight (Kg / lbs)...........................................................................................................63.1 / 139.1
Dimensions (HxWxD mm / in) ......................................................................1276 x 488 x 541
................................................................................................................................. 50.2 x 19.2 x 21.3
1 2
值得注意的是后网罩主要用来盖住磁体。当安装时要确保慢慢地把两个网罩固
定器推入相应支架的洞里。