[Elecraft] KAT500 and KPA500

Mike Fatchett W0MU w0mu at w0mu.com
Wed Aug 10 00:38:32 EDT 2011


We would expect nothing less than doing it right from the Elecraft team!

On 8/9/2011 5:16 PM, Wayne Burdick wrote:
> This will be our first high-power tuner, so we're taking the time to
> do it right. We have to ensure that it's safe and reliable as well as
> fast and accurate. Our KAT500 design experience will also lay the
> groundwork for future ATUs that handle higher power and offer
> additional features.
>
> We have a small team working on it. Among other tasks, they've had to
> completely model the L-network and its strays, ensure that all
> components have a significant safety margin during worst-case
> operating stresses, and evaluate electrical and physical interactions
> with various radios and amplifiers. We're writing a new rapid-matching
> algorithm to work with the ATU's special sense circuitry. We just
> added an option module to provide a fully-protected sub receiver
> output port, so the K3's sub receiver can use the non-transmit KAT500
> antenna for diversity receive -- just like the KAT3.
>
> Then there's the usual -- PCB, enclosure, manuals, and a considerable
> amount of lab and field testing. Right in the middle of vacation
> season :)
>
> 73,
> Wayne
> N6KR
>
>
>
> On Aug 9, 2011, at 3:53 PM, Gary Gregory wrote:
>
>> Considering the number of KPA-500 owners awaiting the KAT-500 along
>> with
>> folks keeping their powder dry on ordering a KPA-500 until the
>> KAT-500 is
>> released and the number of KPA-500 owners that have expressed a wish
>> to
>> order a KAT-500 I would have thought we would have seen information
>> start to
>> trickle out on more detail...:-(
>>
>> Maybe I am being too simplistic but I thought that an auto-tuner
>> would not
>> be all that difficult to design and that given the time that has
>> passed
>> since word was released that the KAT-500 was coming we would have
>> seen more
>> Ele-News...:-(
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