点评
有继电器座延时不会烧坏喇叭
| ||
点评
其实也很简单,使用双电源晶体管整流多个330UF电容并联
| ||
| ||
| ||
Archiver|手机版| ( 鄂ICP备05007555号 ICP证:鄂B2-20130019 公安局网监备:420100007348 邮箱:1343292467@qq.com )
GMT+8, 2025-6-19 20:11 , Processed in 0.200497 second(s), 28 queries .
Powered by Discuz! X3.4
© 2001-2012 Comsenz Inc.