[Elecraft] K2 alignment confusion...

dking at vcn.com dking at vcn.com
Fri Sep 14 18:52:06 EDT 2007


Thank you Don.

I got the peak at the earlier receiver stage.

I have also gone back over the solder joints and all the relays three  
times since last night with nothing spotted.  I'll comb through the  
toroid connex again...

Adjusting the power with the front panel "power" control while in Tune  
makes no difference...and neither does moving L1 or L2.

dk

Quoting DolfinDon at msn.com:

> Hi
>
> You must set the power control to about 1/2 scale and hold the tune button
> to get into tune mode then as you tune L1 and L2 as the power comes up
> readjust the power pot up or down a little to make the MPU re-measure the
> power. You should reach a point where L1 and L2 will peak. If this does not
> work and you got a peak when doing the receiver test earlier then you have a
> problem in the transmitter somewhere. Usually a bad solder joint on a toroid
> or a missed solder joint. Look at the relays it is easy to miss pin one on
> the relays as they look like feed throughs
>
> Don Brown
> KD5NDB
>
>
> ----- Original Message -----
> From: <dking at vcn.com>
> To: <elecraft at mailman.qth.net>
> Sent: Thursday, September 13, 2007 11:13 PM
> Subject: [Elecraft] K2 alignment confusion...
>
>
> I am at the 40-meter transmitter alignment stage in Alignment and
> Test, Part III.
>
> It instructs me to "Place the K2 into tune mode and activate the
> built-in wattmeter by holding "TUNE".  Using the alignment tool,
> adjust L1 for maximum output."  And, do the same with L2, etc. etc. etc.
>
> <SNIP>
>
> Any direction would be appreciated.  This build has checked out on
> every step to  date...but I'm stumped.
>
> David King
>
>





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