[Elecraft] KX3 ATU Not Tuning

[Kevin McQuiggin (SFU)]

Low batteries can also prevent accurate ATU operation, in my experience.  The ATU will do the best it can but can’t find a good match.  Fresh batteries or a switch to external power will help.

73,

Kevin

Sent from my iPad

> On Aug 10, 2019, at 12:03, rich hurd WC3T <rich at wc3t.us> wrote:
> 
> From what I’ve read, you have an open circuit to the antenna.   Feedline
> okay?   I had a marginal feedline and had to replace it.
> 
> I also had a bad BNC cable that deformed the connector on the side of the
> KX3 and had to replace it as well.
> 
>> On Sat, Aug 10, 2019 at 12:29 Aaron <k5atg.aaron at gmail.com> wrote:
>> 
>> I have a KX3 with the ATU installed. I replaced the batteries and since
>> then the ATU will not tune.  When I hit the ATU TUNE button it just says
>> 25.4-1 and I can hear the relays going off. I opened it back up and looked
>> for any cables not connected or anything and it looked all fine to me but I
>> could have missed something.  It was working just fine before the battery
>> switch.
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> -- 
> 72,
> Rich Hurd / WC3T / DMR: 3142737
> Northampton County RACES, EPA-ARRL Public Information Officer for Scouting
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