[Elecraft] Weird AGC Behavior

[goldtr8 at charter.net]

Just found this additional information from hrd site from Simon.

http://www.ham-radio-deluxe.com/News/HRDSold.aspx

~73
Don
KD8NNU

On Mon, Sep 19, 2011 at 7:04 PM, Guy Olinger K2AV wrote:

  To Whom?    73, Guy

On Mon, Sep 19, 2011 at 7:00 PM, < goldtr8 at charter.net 
<javascript:parent.wgMail.openComposeWindow('goldtr8 at charter.net')> > 
wrote:
Simon has sold HRD so I would not hold your breath for a fix.

~73
Don
KD8NNU

On Mon, Sep 19, 2011 at 12:36 PM, Don Wilhelm wrote:

> David,
> Are you running Ham Radio Deluxe?  If so, that is what is turning the 
> AGC off. My understanding is that this is a problem with the fast 
> polling rate used by HRD.  Last I heard (more than a month ago), Simon 
> was looking at some sort of fix, but I have heard no further 
> information.
> 73, Don W3FPR
> On 9/19/2011 12:22 PM, David Inger wrote:
>> Has anyone experienced anything like this?
>>   I am using a K3 (FW version 4.39; DSP version 2.73) with a KPA500 
>> amp connected to the K3 with the Elecraft AUX cable.
>> I normally have the AGC set for AGC-S when operating SSB or digital 
>> modes. If the K3 is in receive mode for several minutes,  the AGC 
>> turns itself off without warning (accompanied by a hugh volume 
>> increase from the speaker). While this doesn't happen every time, it 
>> has happened several times. It seems to be most likely to happen if 
>> the Noise Blanker is turned on and the KPA500 amp is on and ready for 
>> operation (as opposed to being in standby mode).
>> When I installed my KPA500, I upgraded the K3's firmware to the above 
>> versions.  I have no idea what is causing the AGC to turn itself off, 
>> or if it has anything to do with the firmware upgrade, the amp, or 
>> both, or neither.
>> I would appreciate any help that exorcises this demon.
>>
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