[Elecraft] K3. S/No:4250

[Rick Bates]

Are you using two antennas and the sub is on the other?  Diversity reception can sound like that. 

Rick wa6nhc

Tiny iPhone keypad, sorry for typos

On Jan 2, 2012, at 2:57 AM, "Eric Buggee; VK3AX" <ericvk3ax at esc.net.au> wrote:

> Hi Rick.
>                 Thank you for your reply.  I guess I should have 
> mentioned that!  I have done all of that, that is I have already 
> equalised the readout frequencies on both displays (main & Sub).  I have 
> also incremented either one -or-the other displays (main & Sub) by + or 
> - a least significant digit on both displays in fine mode.  The 
> whoosh-whoosh is at its slowest when both deaout displays (main & sub) 
> are numerically identical!
> Apologies for not stating that in my original posting, but, I did not 
> wish to be seen as being too wordy!
> Yes already tried all of that and as I said when I cal the TCXO 
> carefully after about a one hour warm-up (stabilisation period, the 
> whoosh-whoosh is at its slowest and gradually drifts out to being faster 
> until after a period of about 4 to 6 weeks it becomes annoying. It goes 
> from one in approx 10 seconds to about 0.5 second period; believe me it 
> is Damn annoying!
> 
> Hence the reason for this posting.  I have been a Ham for over 50 years 
> and have built my own gear (both valve & solid state.  Currently 
> finishing the (slow) assembly of a PicaStar rig which I started about 3 
> years back.
> 
> Thanks Rick and any others out there in K3 land I will appreciate your 
> comments!
> 
> Sincerely,
> 
> Eric,
> 
> VK3AX.
> 
> 
> On 1/2/2012 5:36 PM, Rick Bates [via Elecraft] wrote:
>> Try TAPping the FINE button to show as many numerals as you can, on 
>> both the
>> main and sub receiver (use the A/B to switch back and forth).  Then make
>> sure that they BOTH have EXACTLY, to the last numeral, the same value.
>> 
>> That should take care of the problem.
>> 
>> Rick WA6NHC
>> 
>> -----Original Message-----
>> From: Eric Buggee; VK3AX
>> 
>     When I engage the SUB Rx on our early morning net freq of 1859KHz I 
> get a
>> soft repetitive whoosh -whoosh sound form the stereo speakers, almost 
>> as if
>> there were a slow BEAT between the frequency of the two receivers, 
>> this is
>> audible even if there is no signal on frequency or not.  This 
>> phenomenon is
>> NOT as pronounced if the two Rx are tuned to a frequency ending in a 
>> round
>> number (say 1860KHz) but is still there and JUST tolerable!
>> 
>> 
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