[Elecraft] K3S QST Article

[Wayne Burdick]

And by the way, it *was* picked at random, in effect; we had no idea who purchased the unit, or when, until the ARRL gave us their first set of numbers.

73,
Wayne
N6KR


On Oct 18, 2016, at 2:51 PM, n9tf at comcast.net wrote:

> Hi Eric, 
> Just curious/devils advocate question. Was this unit that was reviewed, picked at random from stock at Elecraft? If so, or not, wouldn't it's performance be reflective of a population of other units manufactured? Just curious how you can say all others shipped were/are OK on 17, when the review unit was not? 
>   
> Just asking. 
>   
> Also curious, when radios are factory built and aligned, does Elecraft keep some kind of history data base of performance measurements of hose radios. kind od like a Certificate of Analysis/Performance, of specifications? 
>   
> Thanks and 73, Gene N9TF 
> K3S 10057 
> 
> ----- Original Message -----
> 
> From: "Eric Swartz - WA6HHQ, Elecraft" <eric at elecraft.com> 
> To: "Jim Rogers" <jim.w4atk at gmail.com>, "elecraft" <elecraft at mailman.qth.net> 
> Sent: Tuesday, October 18, 2016 2:10:17 PM 
> Subject: Re: [Elecraft] K3S QST Article 
> 
> Hi Jim - The 17 m harmonic problem was limited to the single review unit, which 
> we corrected. All others shipped were/are OK on 17M. 
> 
> 73, 
> 
> Eric 
> /elecraft.com/ 
> 
> On 10/18/2016 11:38 AM, Jim Rogers wrote: 
>> To all who responded, certainly my friend Don and others.... 
>> 
>> "During initial testing, we found that the second harmonic on 17 meters 
>> measured 42 dB below the fundamental, well below the specified >50 dB we 
>> measured on the other bands. We returned the transceiver to Elecraft for 
>> repair and they brought it into spec." Bob Allison, WB1GCM Assistant ARRL 
>> Laboratory Manager, QST (Nov 2016) p.50 sidebar. 
>> 
>> Elecraft K3s Operators manual pg. 9 "Harmonic Spurious Outputs >50 dB below 
>> carrier @ 100W (>60 dB on 6 meters). 
>> 
>> Just sayin' if that is the case with my K3s s/n 10271, send me the necessary 
>> board/module(s) to correct the situation and I will be more than happy to make 
>> the replacement in my K3s and return the defective units to Elecraft for 
>> rework. Just don't ask me to send the whole radio back for something I can 
>> accomplish in the field. 
>> 
>> I am not angry, perhaps a bit dissappointed.  I love my K-Line, which 
>> originated with a K3 and when the K3s came out, I elected to buy a K3s rather 
>> than upgrade my K3. Tell me my radio meets the spec and does not need repair 
>> to meet the spec and I am a happy camper. 
>> 
>> Jim, W4ATK 
>> 
>> 
>> 
>> 
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> 
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