[Elecraft] K3 AGC THR doesn't go low enough - SOLVED
Joe Subich, W4TV
lists at subich.com
Tue Oct 12 22:04:06 EDT 2010
Bill,
> If you do get an XG2, be sure to download the latest K3 Utility (at
> least 1.3.10.11 or later) which correctly saves the parameters. If
> anyone else has done RF Cal recently (i.e. in September), you should
> redo it with the new Utility when released.
Where does one get 1.3.10.11 or later? The last one on the web site
is 1.3.9.12.
73,
... Joe, W4TV
On 10/12/2010 9:10 PM, Bill W4ZV wrote:
>
>
> John Chappell G3XRJ wrote:
>>
>>
>>> My K3 is srl 46xx and the only way I get the quiet background I desire
>>> is to turn the AGC off.
>>
>> <SNIP>
>>
>> Problem solved.
>>
>> When I built my K3 and came to the Owner's Manual setup procedures on
>> Page 51 - 'S-Meter and RF Gain control'. Not being in possession of an
>> XG2 I took the statement 'calibration is normally adequate using the
>> factory settings' at face value - and didn't calibrate the rf gain.
>>
>
> It's probably just as well that you didn't do the RF Gain Calibration. The
> most recent versions of the Utility (e.g. 1.3.9.xx) were not properly saving
> calibration parameters. I went through many pushups discovering this with
> #4717...not far past your #46XX.
>
> If you do get an XG2, be sure to download the latest K3 Utility (at least
> 1.3.10.11 or later) which correctly saves the parameters. If anyone else
> has done RF Cal recently (i.e. in September), you should redo it with the
> new Utility when released.
>
> 73, Bill
>
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