The balun made of a jumper between the radio and the tuner works at low SWR
so its losses are negligible. The same jumper on the outside will work at
possibly very high SWR and may have substantial losses.
Ignacy, NO9E
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That same "balun" (actually a common mode choke) will work the same with
the internal tuner. In other words, if it is "good for the T1", it will
also be "good for the internal tuner".
A common mode choke at the antenna feedpoint will solve many problems.
If the feedline does not run
Internal tuner is very convenient with extra pluses of remembering setting
and not requiring an extra battery. But with some antenna x freq
combinations, SWR is sensitive to touch and a balun is needed - an extra
weight. With T1, that balun could be a few turns of jumper made of RG-174
around a
I went thru the same thinking when I bought my KX2 — internal tuner versus
external T1 tuner.
The added and simplified convenience of the internal KX2 tuner won out over the
price of the tuner. However, my T1 is still important — using it with my KX1
and Norcal 40A. But, I admit that they
I asked this exact question on this reflector in March, and got some good
and useful replies. You can Google for that discussion on Nabble to see
those technical answers.
Bottom line is that both are fine tuners. I know I could have saved some
money by using the T1 I already own, but in the end I
Thinking very seriously about purchasing a KX2. I have a T1 that I had used a
few years ago with another QRP rig. Obviously it will work with the KX2, but
I'm wondering how it compares in performance with the internal KX2 unit. Is the
T1 as quick to find a match? Is it as quick to pull in a
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