[sdiy] Speed of electrons? (was mass extinction of the dinosaurs)

[matti]

Fibreoptics.


On Mon, 23 Jul 2001, KA4HJH wrote:

> >The Digital Heads think in only terms of 0 and 1. The transition from 0 to 1
> >IS analog. That is where significant engineering skill is required.
> >
> >I point out in class that a nanosecond is about a light-foot.
>
> That's for massless particles in a vacuum (~.98'/s). Electrons in copper

-
finland red
germany black
egypt white