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发表于 2013-2-23 14:42:05
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原帖由 小白 于 2013-2-23 12:59 发表 ![](http://bbs.headphoneclub.com/images/common/back.gif)
纯甲类不环保,浪费能量,不符合今日世界的潮流. 效率最高的d类放大器是发展最有潜力的,效率不难做到90%以上. 虽然很多发烧友为甲类的声音唱赞歌,但事实是,纯甲类的放大器是在减少. 一个"妥协"的方式是,很多甲乙类的放 ...
来看看Nelson Pass大神是怎么说的
Q: Isn't Class A bad for the environment?
A: Everything is bad for the environment, in case you haven't noticed. When I look at the cost of enjoying my 25 watt/ch class A amplifier as compared to watching a big screen television or running a porch light all night, I see that I get as much or more value for the same sort of consumption. If I drive down the hill to shop at Fry's, I consume about as much power as running one of my amplifiers for 2 hours a day for a year. So I go to Fry's less often, and I turn the amp off when I'm done. |
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