[TowerTalk] 75 ohm cable power handling ?

[jimlux]

On 1/7/18 2:40 AM, Martin Sole wrote:
> Thanks for all the inputs, much appreciated.
> 
> Maximum run length for the 75 ohm cable would be 1/4 wavelength on 
> 28MHz. For other bands just a couple of feet as a series section 
> transformer in each case.
> 


if you're running it as a transformer, you need to look in detail at the 
current and voltage along the transmission line - it's not a "matched 
line" situation where voltage and current are basically constant along 
the line.