[Amps] Input SWR revisited

[Roger D Johnson]

The VNA does not measure the VSWR on the line. It measures VSWR at the
input to the VNA unless you do a cal at the load end of the line to remove it's
effect.

73, Roger

On 1/13/2015 8:47 AM, Paul Christensen wrote:
>> "I forgot to include that with just a 4 foot cable on the output of the tuner
> between tuner and 75 ohm load the SWR was 1.8:1. With the 10 foot cable SWR 
> was 1.46:1.
> With the 10 foot and 4 foot cable the SWR was 1.4:1"
>
> In the above experiment, on what line section is the SWR being sampled to 
> yield these results?   Before or after the tuner?   Also, do all line sections 
> have a Zo = 50?
>
> Paul, W9AC
>
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