[Elecraft] Need volunteers to try an even better version of KAT500 firmware (rev. 1.63) -- more accurate initial tunes

Bob nw8l at SDF.ORG
Fri Oct 3 11:30:06 EDT 2014


Hello,

It's been a while since we've seen firmware updates for the K line -- is 
there any chance that the RIT bug described below will be fixed this year?

Thanks,

Bob NW8L

On Thu, 27 Feb 2014, Bob wrote:

> Date: Thu, 27 Feb 2014 07:02:55 +0000 (UTC)
> From: Bob <nw8l at SDF.ORG>
> To: Wayne Burdick <n6kr at elecraft.com>
> Cc: Elecraft Reflector <elecraft at mailman.qth.net>,
>     "Elecraft_K3 at yahoogroups.com" <elecraft_k3 at yahoogroups.com>
> Subject: Re: [Elecraft] Need volunteers to try an even better version of
>     KAT500 firmware (rev. 1.63) -- more accurate initial tunes
> 
>
> I updated to KAT500 1.63 and latest KPA500 and K3 firmware. I like the way 
> the KAT500 follows the VFO on the K3 but I noticed something odd when the VFO 
> is set near a boundary between two KAT500 stored band slice memories.
>
> When RIT is enabled, the KAT500 follows the frequency set by the RIT offset. 
> That is, I hear the relays click after crossing the memory boundary using RIT 
> and stopping on a new listening frequency. If I press CLR to reset the RIT 
> offset, the relays click again as the KAT500 follows
> the VFO back to the original frequency and recalls the settings for that band 
> slice.
>
> However, When XIT is enabled, the KAT500 does not follow the frequency set by 
> the XIT offset. That is, I hear no relay clicking after crossing the boundary 
> using XIT and stopping on a new transmit frequency in the adjacent band 
> slice, for which different settings are normally recalled.
>
> Shouldn't it be the other way around, to optimize the match for the 
> transmitter, not the receiver?
>
> It's late, maybe I'm missing something.
>
> Bob NW8L
>
>
> On Tue, 25 Feb 2014, Wayne Burdick wrote:
>
>> Date: Tue, 25 Feb 2014 09:31:16 -0800
>> From: Wayne Burdick <n6kr at elecraft.com>
>> To: Elecraft Reflector <elecraft at mailman.qth.net>,
>>     "Elecraft_K3 at yahoogroups.com" <elecraft_k3 at yahoogroups.com>
>> Subject: [Elecraft] Need volunteers to try an even better version of KAT500
>>     firmware (rev. 1.63) -- more accurate initial tunes
>> 
>> Hi all,
>> 
>> We just posted a new beta-test release of KAT500 firmware (rev 1.63) that 
>> does a better job on initial tunes than the previous release (1.58). We'd 
>> really like to get this firmware into production quickly, but to do that 
>> we'll need some testing help.
>> 
>> If you can spare a few minutes, please do the following:
>> 
>> 1)  Save your current configuration so that you can return to it if 
>> necessary
>> 
>> 2)  Install KAT500 rev. 1.63 (follow instructions for beta releases)
>> 
>> 3)  Erase memories on at least one band where the tuner has to work to find 
>> solutions (that?s 160 through 40 meters for most of us)
>> 
>> 4)  Do some full-search tunes.
>> 
>> The KAT500 should find very good tuning solutions (within its specified 
>> impedance-matching limits, of course). Please send me your results.
>> 
>> Thanks--
>> 
>> Wayne
>> N6KR
>> 
>> 
>> 
>> 
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>
> nw8l at sdf.org
> SDF Public Access UNIX System - http://sdf.org
>

nw8l at sdf.org
SDF Public Access UNIX System - http://sdf.org


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