Comment by ck2

2 years ago

Well laws of physics is what gave us radio in the first place.

Some of my favorite video documentaries are on how it was theorized and then slowly developed over years and decades until they finally got to spark-gap transmitters.

https://en.wikipedia.org/wiki/Timeline_of_radio

But just imagine listening to spark-gap morse code radio broadcasts for years as amateur and then suddenly someone does a broadcast test of actual voice (violin!) That must have been incredible to hear wirelessly.

24 December 1906 Reginald Fessenden, that was the leap that eventually gave us wifi