[Elecraft] K3 AGC Adjustment Parameters

[Greg - AB7R]

When Wayne decided to remove these menu items he also mentioned that if there was a need 
he could put them back.  None of the field testers seemed to have missed them however.

-------------------------
73,
Greg - AB7R
Whidbey Island WA
NA-065
K3#0009

On Thu Oct 11 16:49 , Don Rasmussen  sent:

>I don't know about anyone else, but I bought K3 based
>on being able to adjust these (5) things. Even if they
>can be "optimized", I WANT to be able to set these for
>my preference as advertised. 
>
>Attack - Hold - Decay - Threshold - Slope.
>
>All of these have meaning to me. 
>
>If any of these are not really available or do not
>work as advertised I'll be majorly bummed. 
>
>
>[Elecraft] K3 AGC Adjustment Parameters
>Vic K2VCO vic at rakefet.com 
>Thu Oct 11 14:32:33 EDT 2007 
>
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>
>dhhdeh at comcast.net wrote:
>
>> But I need some enlightenment.  In reading the FAQ's
>concerning the 
>> AGC parameters of the K3, I found the following
>discussion:
>
>> "Are the settings variable in terms of attack, hang,
>and decay? In 
>> the menu, you can set the following parameters for
>AGC:  Attack time,
>>  Hold (Hang) time, Decay rate (in dB/sec for Fast
>and Slow), 
>> Threshold, and Slope. Slope sets the compression you
>get from AGC, 
>> whether you like everything above the threshold to
>be flat (S4 and 40
>>  over S9 are the same level) or some sort of slope
>(2:1, 10:1 
>> whatever) so stronger signals are somewhat louder."
>
>> In the User Manual under the program menus on page
>50, I only see
>> adjustable AGC paramenters for Hold, Pulse and
>Slope.  Nothing on
>> adjusting the 'attack time', 'decay rate' or
>'threshold'.
>
>> Did I miss something elsewhere in the manual or am I
>misinterpreting
>> something?
>
>The other parameters were there in early beta versions
>of the firmware, 
>but were removed for production. I believe (but you
>will have to get 
>this from the horse's mouth) that it was found
>possible to optimize 
>these settings, so they didn't need to be adjustable.
>
>I know, for example, that the attack time was
>originally adjustable so 
>that you could set it to ignore short noise pulses.
>But since then, the 
>AGC Pulse function was implemented to deal with this,
>and so the attack 
>can be as short as possible for best performance.
>-- 
>73,
>Vic, K2VCO
>Fresno CA
>http://www.qsl.net/k2vco
>
>
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