[Elecraft] K3 - why SWR change with an amplifier

[Don Wilhelm]

He did not say it was a KPA500!  Maybe it was some other amplifier that 
we cannot comment on.
If it were the KPA500, I would have asked "what bands".

73,
Don W3FPR.

On 3/29/2012 7:26 PM, ab2tc wrote:
> Hi,
>
> But is it normal for the KPA500 input SWR to be 2:1?
>
> Knut - AB2TC
>
>
> Don Wilhelm-4 wrote
>> Jorge,
>>
>> With the amplifier in standby, the K3 wattmeter sees the antenna SWR -
>> the same as when the antenna is connected to the K3.
>> When the amp is switched to operate, the K3 will see the input SWR of
>> the amplifier - and that has no relationship with the antenna.
>>
>> 73,
>> Don W3FPR
>>
>> <snip>
>>
>
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