[Elecraft] W2 Question

Don Wilhelm w3fpr at embarqmail.com
Fri Oct 25 07:36:48 EDT 2013


The internal tuner does not change the SWR on the feedline (at the 
output of the tuner).  It will change the SWR that is at the input of 
the tuner, and that is the SWR indicated by the K3.  The W2 is 
indicating the SWR at the tuner output (and that will not change with 
tuning).

For those who want to have the feedline SWR and the power output 
displayed, the W2 is "the way to go", if that does not interest you, 
then it may not be of value to you.

73,
Don W3FPR

On 10/24/2013 2:00 PM, Richard Thorpe wrote:
> On a particular band I use the K3’s internal antenna tuner to tune the SWR to 1.0-1 or so it says.  I have a W2 attached inline and it reads an SWR of 1.7-1+ for the same setting.  Which is correct? can the W2 readings be adjusted/reconciled with the readings on the K3?  is there a problem?  What is the point of the W2 if its it does not reflect ( no pun intended) the correct readings?
>
>



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