[Elecraft] K3- TX off frequency

Ron D'Eau Claire ron at cobi.biz
Thu Apr 17 10:40:41 EDT 2008


Is this a situation where the xmit frequency is 900 Hz below the received
frequency, or a case of the frequency readout not matching another station's
frequency readout? 

Ron AC7AC

-----Original Message-----

Use RWM on 9996kHz and you will be spot on.  I am.

Ian

Ian J Maude, G0VGS
Sysop GB7MBC DX Cluster
K2 #4044 | K3 #455
Sent from my iPod


On 17 Apr 2008, at 08:19, "David Ferrington, M0XDF" <M0XDF at Alphadene.co.uk 
 > wrote:

> Hmmm - I've done the cal quite a few times too - I still get reports
> I'm off freq. - the last cal was done by a knowledgeable friend,  
> using a 5MHz ref source (Racal crystal with oven), closely coupled  
> to ANT1 input and we got the beat to about 2 seconds (a peak every 2  
> secs or so) - I still get reports I'm off freq. - I thought this was  
> me.
> will watch this thread with interest.
> Any UK K3 owners who 'know' they are well on like to have a sched?
> 73 de M0XDF, K3 #174
> -- 
> Never let your sense of morals get in the way of doing what's right.
> -Isaac Asimov, scientist and writer (1920-1992)
>
> On 17 Apr 2008, at 03:52, J. Heide wrote:
>> I have the K3 put together, went well, but I am having a problem. I
>> did the reference oscillator calibration using an Agilent frequency  
>> counter with a GPS reference (I use this setup to set my 100Mhz  
>> reference on 6GHz digital microwave equipment). I was testing  
>> tonight with my friend and he was having trouble hearing me,  
>> stating I was off frequency on TX. Our dials matched for me to hear  
>> him fine, and he never had issues when I had the K2 running, our  
>> dials matched. I checked my TX on my IFR1900 and found I was low in  
>> freq by 900 Hz.  XIT is off. Filters are FM in FL1, AM in FL2, 2.7  
>> in FL3, and 500Hz in FL4. Data was entered from the crystal filters  
>> properly (I think, looks fine). Where should I look to find the  
>> trouble? I'm stuck on AM right now since it is more forgiving  
>> frequency wise.



More information about the Elecraft mailing list