[TowerTalk] Identify old hard line

[Steve Maki]

Solid foam angular corrugated hardline cable is around .88 VF, while 
spiral corrugated cable (superflex, etc)  is more like .81 VF, IIRC.

-Steve K8LX


On 10/23/24 4:15 PM, Art Greenberg wrote:
>
>
> On 10/23/24 15:55, Jim Lux wrote:
>> You can get a length measurement from one end with a inexpensive 
>> (<$100)VNA like the NanoVNA. And you'll be able to tell if there's 
>> damage
>> somewhere along the length.
>
> I have a couple of VNAs which I would use to measure loss. To measure 
> length, I would need to know the velocity factor though, correct?
>