Infinite number of channels on the same frequency?:
03 Mar '12 20:29http://www.physorg.com/news/2012-03-pasta-shaped-radio-venice.html
Special twisted radio beams transmitting several signals on the same frequency. Not the same as differently polarized waves we already use.
Special twisted radio beams transmitting several signals on the same frequency. Not the same as differently polarized waves we already use.