[Elecraft] Noisy band changing

Sat Feb 2 22:33:00 2002

Hi Gary,
              I don't have the KAT2 installed in this Xcvr.
Regards
                Bill Scovell / VK2SOE
----- Original Message -----
From: Gary L Surrency <[email protected]>
To: <[email protected]>
Sent: Sunday, February 03, 2002 2:19 PM
Subject: Re: [Elecraft] Noisy band changing


> If the KAT2 atu is installed, it does emit a little digital noise
during
> band changes before its microcontroller goes back to sleep. This
noise is
> heard mainly on the higher bands, but is generally not noticeable on
> bands below 17m.
>
>
> Gary Surrency AB7MY
>
> On Sun, 3 Feb 2002 14:10:31 +1100 "Bill Scovell"
> <[email protected]> writes:
> > Phil,
> >         Looks like we are the only ones to have observed this
> > operational aberration. In any event it's nice not to be alone!
> > Tks for your response or I would have felt lonely.
> >
> > Bill Scovell / VK2SOE
> > ----- Original Message -----
> > From: Phil Wheeler <[email protected]>
> > To: Bill Scovell <[email protected]>
> > Cc: <[email protected]>
> > Sent: Saturday, February 02, 2002 3:53 PM
> > Subject: Re: [Elecraft] Noisy band changing
> >
> >
> > > Bill Scovell wrote:
> > >
> > > > Hi Gang,
> > > > I'd like to share a problem I am experiencing with K2/1946
with
> > latest
> > > > firmware revision.
> > > > I'm getting a brief but disconcerting burst of noise when
> > changing
> > > > bands 'downwards' from 24MHz to 21MHz and from 18MHz to 14MHz.
> > When
> > > > going from 24 to 21 the noise is like a burst of static, but
> > from
> > 18
> > > > to 14 the noise has a raw oscillatory character around 500Hz.
> > In
> > both
> > > > cases the duration of the noise is less than half a second.
> > >
> > >
> > >
> > > I think the "burst of noise" was introduced in the latest
> > firmware
> > ..
> > > and relates to extending the life of the relays.  This from
> > memory
> > of a
> > > message.  I definitely hear it from time to time.
> > >
> > > Phil
> > >
> > >
> >
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> >
>
>
> Gary Surrency AB7MY
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