[Elecraft] KPA-500 timing settings IC-7300

[Victor Rosenthal]

The KPA would be fine with 8ms delay, and 4ms rise time is most likely
clicky. 6 would be better.

Victor 4X6GP

On Wed, Jul 27, 2022, 22:10 Lyn Norstad <Lyn at lnainc.com> wrote:

> Tom -
>
> I am running the 7300 with KPA/KAT500 and have the TX Delay on the 7300
> set for 15ms on both HF and 50MHz (the range is 0 - 30ms), and the CW Rise
> Time set to the default, 4ms (range 2ms - 8ms).
>
> On the KPA500, I have TR set to 00.
>
> Hope that helps.
>
> 73
> Lyn, WØLEN
>
> -----Original Message-----
> From: elecraft-bounces at mailman.qth.net [mailto:
> elecraft-bounces at mailman.qth.net] On Behalf Of Tom N4LSJ
> Sent: Tuesday, July 26, 2022 8:39 PM
> To: Elecraft at mailman.qth.net
> Subject: [Elecraft] KPA-500 timing settings IC-7300
>
> I've been on the internet and can find IC-7300 TX Delay, CW Rise Time
> settings for other amplifiers pretty easily.  There don't appear to be
> any for -specifically- the IC-7300 and KPA-500.  Are there "officially
> sanctioned" settings for that combination?  I feel it may be overkill to
> use 30ms when 10ms TX delay may suffice.  Is there also a suggested CW
> rise time from Elecraft?
>
> The KPA-500 also has a "TR TIME" settings from 0 to 50 as well. Does
> that need to be set for the 7300?
>
> I -DO- have a KAT-500 and the whole get-up is hooked as per the
> documentation on Elecraft's FTP site, e.g. the key line going to the
> tuner, then the amp.  That document says nothing regarding timing.
>
> 73 to all!
>
> Tom N4LSJ.
>
>
>
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