Aging of components?

Vy 73, Olli - DH8BQA
http://www.dh8bqa.de/



----- Original Message ----- 
From: "w0ih" <mfros...@msn.com>
To: <elecraft@mailman.qth.net>
Sent: Sunday, April 29, 2012 4:52 AM
Subject: [Elecraft] K3 Frequency Shift


>A couple weeks ago, I was on 40 meters with a group of friends, and one of
> the guys (likes everyone on frequency ;-) suggested that I was off.
>
> I finally got around to checking the K3 last week and found that it was 
> off
> by about 260 Hz from what it should have been.  I rechecked the 
> calibration
> (against WWV, per the manual instructions) and the reference oscillator 
> had
> not changed from the original setting (I had it marked down in the manual
> from when I first calibrated it).  I had to move it by 260 Hz to get it to
> zero beat WWV.
>
> Anyone have any idea why it should shift frequency?   I can't say that I'm
> terribly concerned, more curious about it.
>
> Mike
>

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