Robin,
I second Don's comments. To add, have been using my KXPA100AT with the 705 and
have found it simple and trouble free. I know of quite a few other who do the
same. Good discussions of that on ic-...@groups.io list.
Jack - KD4IZ
-Original Message-
From: elecraft-boun...@mailman.qth.net On
Behalf Of Don Wilhelm
Sent: Wednesday, September 29, 2021 11:48
To: Robin Tew ; elecraft@mailman.qth.net
Subject: Re: [Elecraft] KPA100/KAT100 EC2 Combo to ICOM 705
Robin,
That will not work. The KPA100 depends on internal signals from the base K2
such as AUXBUS and several other signals to operate and control power output.
In other words, it is an amplifier dedicated to the K2 and not a general
purpose amplifier.
The KXPA100 and KXAT100 would serve you better than cobbling up an interface
that would be quite complex.
he signals needed are those in the 9 pin AUX IO connector. AUXBUS allows the
base K2 firmware to 'talk' to the KPA100 firmware IC as well as the KAT100
firmware.
73,
Don W3FPR
On 9/29/2021 10:59 AM, Robin Tew wrote:
> Hi All
> Just thinking about using the KPA100/KAT100 EC2 Combo with the Icom 705.
>
> Any pointers,ideas,tips etc. To achieve this?.
> Many thanks
> Robin G4JDO
>
>
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