[Elecraft] Older option boards from K3 upgrade

[Wes Stewart]

Ok,

Since I'm the one in the pileups, don't contest and my line-of-sight contesting 
neighbor runs an ICOM IC-756 PRO III to an ALPHA 8410 he deserves whatever he 
gets:-)

Seriously, if I can figure a way, I'll try to do some real world comparisons.

Wes  N7WS


On 4/25/2017 1:47 PM, Don Wilhelm wrote:
> Wes,
>
> I know of no A/B comparisons, but the Sherwood chart shows a significant 
> improvement - he has rankings for the K3 with and without the new synthesizer.
>
> The lower phase noise may be apparent to you when picking a station out of a 
> pileup or on a contest weekend with many close-in signals.
>
> The transmitted phase noise is also reduced, so your ham neighbors might 
> notice a difference in the width of your transmitted signal.
>
> 73,
> Don W3FPR
>
> On 4/25/2017 4:33 PM, Wes Stewart wrote:
>> I've seen these rave reviews about the new synthesizer many times.  Has 
>> anyone actually done an A/B comparison in real time with two otherwise 
>> identical radios.
>>
>> I have a K3 with the original synthesizer (the actual one used to develop the 
>> stiffener plate) and a K3S.  I have not run them side-by-side since I don't 
>> have any test equipment with sufficiently low phase noise to use.  
>> Anecdotally, using them one at a time in day-to-day operation, I haven't 
>> noticed a difference.
>>
>> Wes  N7WS
>