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[讨论] 问一下,做锁相环电路时,大家都用到什么样的DDS(直接数字频率合成器)? |
发表于 2006-11-24 20:22:39
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发表于 2006-11-25 15:47:44
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发表于 2006-11-28 17:25:23
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