Minichan

Topic: Battery-Free Cellphone

brie !kiTty82duI started this discussion 9 years ago #64,247

http://www.sci-news.com/physics/battery-free-cellphone-05042.html

Almost like one of those communicator things from star track.

Big Daddy Derek !Uvm54ORbmo joined in and replied with this 9 years ago, 29 minutes later[^] [v] #799,826

@OP
Just buy a landline phone.

Metæ joined in and replied with this 9 years ago, 3 hours later, 3 hours after the original post[^] [v] #799,850

I want Syntax's opinion on this.

It looks like a 21st century crystal radio kit.

Anonymous D joined in and replied with this 9 years ago, 1 hour later, 4 hours after the original post[^] [v] #799,862

what we had onboard the ship..

https://en.m.wikipedia.org/wiki/Sound-powered_telephone