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套用12AX7的线路就可以 | ||
能否帮忙找下12SQ7的线路? | ||
12SQ7=12.6伏版的6SQ7(国产6G2P) 12sa7好像没啥用 | ||
[讨论]
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多谢!
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老式汽车收音机用管
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