[Elecraft] PLL Ref Oscillator Range

Eric Swartz - WA6HHQ, Elecraft eric at elecraft.com
Sun Jan 30 13:30:57 EST 2005


8.84 kHz os OK.

73, Eric  WA6HHQ
====

Glenn McNeil wrote:
> Hi Group,
> 
> I'm just at the Test and Alignment Part II Stage on my Second K2.
> 
> Up until now, all smooth sailing.
> 
> On doing the PLL Ref Oscillator Test however, I come up with 12.100.48 
> kHz for the high frequency and 12.091.64 for the low, giving me a range 
> of 8.84 kHz..which, according to the instructions, is on the low side. I 
> continued on with the alignment, comparing my results with K2 number 1, 
> and there is not a whole lot of difference. I have run Cal Fil, and done 
> the VFO Linearization, which the unit got through no problems. All my 
> results, excepting the PLL Ref Range, are reasonably close to the first K2.
> 
> Question....do I have a problem that should be investigated ( I've had a 
> quick check of D16/17 and C84/85 and they appear correct ), or is the 
> 8.84 kHz Range acceptable ?
> 
> 73
> Glenn
> VK4TZL
> 
> 
> 


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