In message , Brian
Morrison writes
On Wed, 9 Dec 2015 08:43:48 -0000
gareth wrote:

The impedance of Free Space is given as 377 ohms.

Surely if there's nothing there, that should be unity,

Have a look he

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

and then decide if you wish to try to change everyone's mind about this.


All you need to do is re-define the volt and the amp.....

Brian
--
Brian Howie

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