senmy 发表于 2011-9-26 13:58 50欧姆电阻和50欧姆负载差别应该很大吧, 网络分析仪校准头一套好几千啊..50欧姆电阻才几分钱吧.
Undo
Redo
Table
Removeformat
Autotypeset Left Center Right
FloatLeft FloatRight Orderedlist Unorderedlist
点击图片添加到帖子内容中
Archiver|手机版|小黑屋|52RD我爱研发网 ( 沪ICP备2022007804号-2 )
GMT+8, 2024-8-7 19:16 , Processed in 0.049730 second(s), 17 queries , Gzip On.
Powered by Discuz! X3.5
© 2001-2023 Discuz! Team.
