2018年11月10日

208.11 RF test

摘要： 1) filter (not related); 2) Crystal (in progress); 3) IC; 4) Antenna. (not related) The three most basic modulation methods (amplitude modulation, fre 阅读全文

posted @ 2018-11-10 10:56 keep1 阅读(172) 评论(0) 推荐(0)

L165

摘要： New evidence of how the Norse became long-distance marinersAccording to the saga of Erik the Red, “shipworm will not bore into the wood which has been 阅读全文

posted @ 2018-11-10 08:47 keep1 阅读(279) 评论(0) 推荐(0)

2018年11月10日

公告