please come in

来源: vtcc 于 2009-04-10 18:28:20 [] [旧帖] [给我悄悄话] 阅读数 : (173 bytes)

I think the speaker only use a low power dc amplifier that nothing concern with the ac cycle.
All AC will be rectify to dc that drive the signal according to the input.

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• 回复：please come in -yxma2007- ♂ 给 yxma2007 发送悄悄话 (64 bytes) () 04/10/2009 postreply 19:10:53

• I think so -vtcc- ♂ 给 vtcc 发送悄悄话 (117 bytes) () 04/11/2009 postreply 11:20:30

• No problem！ -likebook- ♂ 给 likebook 发送悄悄话 (144 bytes) () 04/10/2009 postreply 19:51:40

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