[Elecraft] K3 / RF gain - S meter issue

[Nr4c]

Check Config:S-Meter Mode on both K3s. 

Sent from my iPhone
...nr4c. bill


> On Dec 13, 2017, at 6:11 PM, K9MA <k9ma at sdellington.us> wrote:
> 
> Are both units running exactly the same configuration, at least as far as S meter and AGC parameters?
> 
> 73,
> Scott K9MA
> 
> 
>> On 12/13/2017 15:25, Bruce Meier wrote:
>> Looking for suggestions here from someone that might have experienced this
>> same issue - -
>> 
>>  
>> I have (2) K3 units (not the S model) that are acting different when the RF
>> gain adjustments are turned fully counter clockwise.
>> 
>> Ø  Unit one – s/n 1062: When the RF gain is decreased to full counter
>> clockwise position the S-Meter registers full scale (60db over S9) as
>> expected.
>> 
>> Ø  Unit two – s/n 1193:  When the RF gain is decreased to full counter
>> clockwise position the S-Meter registers only S8.
>> 
>>  Facts:
>> 
>> Ø  With the exception of the S-Meter readings with RF gain settings, both
>> units are working fine
>> 
>> Ø  Both units have ‘almost’ all mods installed.  If not all, they are at
>> least both the same.
>> 
>> Ø  Both units are running the same version of microcode (5.54) (2.88) (2.88)
>> (1.26)
>> 
>> Ø  Both units seem to register very close actual RF gain of stations when
>> connected when tested on the same antenna
>> 
>> Ø  Both units have the new synthesizers.
>> 
>> Ø  Both units have second RX
>> 
>> Ø  In both cases (both units) I can hear the audio level decreasing linearly
>> as expected as the RF gain is turned counter clockwise
>> 
>> I have tried to initialize the K3 and reload the firmware resulting in no
>> change to the RF gain / S-Meter readings.
>> 
>>  
>> Elecraft Tech Support suggested:
>> 
>> Ø  Calibrating the s-meter – did nothing
>> 
>> Ø  Next suggestion – send the rig to California.
>> 
>>  
>> Anyone have this issue and fixed it??
>> 
>>  
>> 73,
>> 
>> Bruce N1LN
>> 
>>  
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> 
> 
> -- 
> Scott  K9MA
> 
> k9ma at sdellington.us
> 
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