楼主: 胆大包天
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今天抽了点时间绕了两对晶体管收音机的输入输出变压器 |
发表于 2021-4-2 12:00:50
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发表于 2021-4-2 13:45:58
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发表于 2021-4-2 15:51:10
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发表于 2021-4-2 21:39:42
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