News for hackers. Stuff that matters.

A comment on The secret world of microwave networks. Parent comment

Re:The secret world of microwave networks by rini17 on Thursday November 03, 2016 @10:07AM (#12864018)
Speed of light in in air is indeed almost the same as in vacuum. But speed in fiber is about 2/3 of that.

Satellite internet has high latency not because "pushing through air" but because geostationary satellites are very far.

[ Parent | on HN ]
Re:The secret world of microwave networks by walshemj on Thursday November 03, 2016 @12:12PM (#12865239)
Fiber is about .53C I seem to recall from my CCNA classes
[ Parent | on HN ]