555定时器构成的多谐振荡器,如图所示。若需要产生振荡�期为5 S,占空比为34的方波。已知电容c为1 上学吧找答案 Template




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tomski555定时器构成的多谐振荡器,如图所示。若需要产生振荡�期为5 s,占空比为34的方波。已知电容c为1 上学吧找答案 coloring