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有时旧货摊上有很多有利用价值的小东西,我就东拼西凑组装了一个小音响,如图所示。 其中有旧AT电源一个(315元),旧光驱一个(40元,但一定要带播放键,二速的也可以,读盘能力可要好哟),旧有源音箱一对(20元),一共不到100元。 将电源同光驱接好,用电源直接对有源音箱的功放电路供电,因为AT电源绝对比它自带的变压器好,而且可以用一开关控制。再将
Sometimes there are a lot of useful things on the stalls valuable things, I put together a patchwork of small audio, as shown. One of the old AT power (315 yuan), the old drive one (40 yuan, but it must be with the play button, two-speed can also read the disk capacity may be better yo), a pair of old active speakers (20 yuan) A total of less than 100 yuan. The power supply with the CD-ROM drive is good, the power supply directly to the power amplifier active speaker circuit, because AT power transformer than it comes with a good, and can be a switch control. Then again