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
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Brian Howie
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