[TowerTalk] Real "50 ohm" cable ?

[jimlux]

On 9/26/20 7:31 AM, Phil wrote:
> Just checked a 1966 ARRL handbook and it lists both
> RG8A/U and RG58A/U as 53 ohms.
> 
> If I remember correctly back when I was getting started
> in ham radio in 1963 or so, it was generally referred to
> as "52 ohm".
> 
> 73, Phil  W5BVB
> 

MIL-C-17/74C which is the specification for RG-213 says 50 +/- 2 ohms, 
with a lot of other requirements.