[Elecraft] Solution to KPA500 Problem

[Kevin - K4VD]

Hi Jim. Yep, Ora caught me offline and put me back on track. It's was a
case of me thinking RF flow and Ora was talking about keying.

73,
Kev K4VD

On Mon, May 1, 2017 at 2:56 PM, Jim Rhodes <jimk0xu at gmail.com> wrote:

> I think he means the control cable. KAT500 comes before KPA500 there and
> three tunes has the ability to interpret PTT to the amp.
>
>
> Jim Rhodes
> K0XU
>
> On May 1, 2017 10:06, "Kevin - K4VD" <kevin at k4vd.net> wrote:
>
> Hi Ora...
>
> I'm confused. You say you removed the tuner and connected the amp directly
> to the transceiver?
>
> My transceiver is connected directly to the amp at all times. The tuner is
> between the antenna and the amp. Removing the tuner would connect the
> antenna directly to the amp (ok if a good, resonant antenna I think).
>
> The tuner should not be placed between the transceiver and the amp.
>
> Did I misread your post maybe? In my mind, it is still very early in the
> morning. :)
>
> 73,
> Kev K4VD
>
>
>
> On Mon, May 1, 2017 at 10:47 AM, Ora Smith <orasmith at earthlink.net> wrote:
>
> > I recently encountered an odd problem which I thought I would share in
> > case anyone else experiences it. My KPA500/KTA500 combo refused to work
> on
> > 20 meters. It appeared that the amp was not keying, but only on this
> band.
> > I suspected a problem in the amp, but when I removed the tuner and
> > connected the amp directly to the transceiver everything worked fine. It
> > turned out that the firmware in the tuner was somehow corrupted. I
> > installed the latest firmware into the KTA500 and now everything works
> FB.
> >
> > 73,
> >
> > Ora
> > W9DJ
> >
> > Ora Smith
> > orasmith at earthlink.net
> >
> >
> >
> > ______________________________________________________________
> > Elecraft mailing list
> > Home: http://mailman.qth.net/mailman/listinfo/elecraft
> > Help: http://mailman.qth.net/mmfaq.htm
> > Post: mailto:Elecraft at mailman.qth.net
> >
> > This list hosted by: http://www.qsl.net
> > Please help support this email list: http://www.qsl.net/donate.html
> > Message delivered to kevin at k4vd.net
> >
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to jimk0xu at gmail.com
>
>
>