[TowerTalk] Coax Question

[Jim Lux]

On 2/22/12 3:44 PM, Steve London wrote:
> I am planning on taking two lengths of 75 ohm coax, running them parallel to
> each other, and connecting the shields together, to create a 150 ohm parallel
> line from the two center conductors.
>
> Is there any reason to think that the velocity factor would be different than
> that of the 75 ohm coax ?
>

Nope..it's exactly the same.

You can even BUY double 75 ohm coax fairly inexpensively (although 
probably not as cheap as 2 single strands)