[Elecraft] K3(s) main oscillator calibration

[w4sc]

How much doppler shift should be expected?

Sent from Mail for Windows 10

From: W2xj
Sent: Saturday, June 6, 2020 5:31 PM
To: w4sc
Cc: wes_n7ws at triconet.org; elecraft at mailman.qth.net
Subject: Re: [Elecraft] K3(s) main oscillator calibration

the problem with WWV is doppler shift. 

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> On Jun 6, 2020, at 5:27 PM, w4sc <w4sc at windstream.net> wrote:
> 
> I like the zero beat WWV method.  Used it in the Navy to calibrate / PM the 10MHz frequency standards aboard ship. Requires the least amount of test equipment!  If you can receive WWV on 20MHz to calibrate the K3/K3S, all the better,  
> 
> Using a frequency counter I would think  0.1Hz resolution and attending accuracy would be in order, plus an accurate time base in the counter, GPS locked,,, or oven-ized, on all the time reference ,,, ect.
> 
> Ben W4SC
> 
> 
> Sent from Mail for Windows 10
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