[Elecraft] Elecraft T1 auto tuner question
Dave New, N8SBE
n8sbe at densbe.com
Tue May 23 12:20:47 EDT 2023
I use this on all my QRP rigs that can't take a high SWR during tuning
with an external tuner:
https://qrpguys.com/tuning-indicator
It's tiny, inexpensive, and keeps the SWR under 1.5:1 while you are
tuning, and has a little slide switch that bypasses the gadget after you
done tuning, so you can get full power out to the antenna.
Highly recommended (by me, of course :-)
73,
-- Dave, N8SBE
On 2023-05-22 14:52, n7tb at comcast.net wrote:
> I have a T1 that I have used for several years. I recently purchased
> a
> QCX-mini, and an SW-3B. I normally use my K2, KX2 or KX3 for portable
> operations, but occasionally I like to use something different for QRP
> CW.
> Both the QCX-mini and the SW-3B require a 2.0 or less SWR. The
> documentation for SW-3B says that operating at any SWR over 2.0 will
> damage
> the radio. The outputs varies with voltage, but usually runs at 4-5
> watts
> with a 12V supply. If I attach the T1 to that rig, and perhaps the
> QCX-mini
> as well, it will require the rig attached to present a constant carrier
> to
> tune. This seems to eliminate using an auto tuner with the SW-3B at a
> minimum in that configuration.
>
>
>
> Can someone tell me how I might get the T1 to tune in the field with
> something other than the rig. If I could trigger it to tune, then I
> could
> attach to the radio after the tune cycle. My plan is to use a
> resonant
> antenna, but that may not always be possible, especially with a three
> band
> rig like the SW-3B.
>
>
>
> Thanks,
>
>
>
> Terry, N7TB
>
>
>
>
>
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