[Elecraft] Re: KAT2 ALT Mode
Baker
[email protected]
Tue Oct 21 03:36:01 2003
On Mon, 20 Oct 2003 09:48:34 -0700, Wayne Burdick wrote:
>Hi Stewart,
>
>"ALT" mode considers additional L and C combinations that would
>normally be too
>high or low in reactance to be of utility on a given band. This=
is
>most likely
>to be useful with antennas which are very narrow-banded and=
resonant
>on one ham
>band (such as loaded whips or loops), or with antennas that are
>electrically
>close to a multiple of a quarter wavelength.
>
>ALT and AUTO modes share the same fine-tuning algorithm once the=
SWR
>is below
>1.5:1, but ALT will take considerably longer in the=
coarse-tuning
>phase, so it
>should only be used when necessary. Of course, once you've=
completed
>matching
>your antennas on all bands and ANT 1 and 2, you need not=
re-tune, so
>ALT mode
>may be useful initially.
>
>73,
>Wayne
>N6KR
>
>
>Baker wrote:
>
>>I would like to know a little more about the differences=
between
>>the
>>AUTO and ALT modes....
Thanks Wayne & Leo for your replies.
I now have a much clearer idea of the differences between the=
AUTO
and ALT modes.
Your explanations tie in with what I have observed using the=
KAT2.
73
Stewart G3RXQ
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-- [email protected] on 21/10/2003