Johan -- A good rule of thumb is four to one. For example, if a
certain wire diameter is rated at 4A at 50 - 60 Hz, it's good for 1A
at HF, Also, it is good engineering practice to forced air cool the
tank L as well as the bandswitch.
On Jul 3, 2006, at 12:13 AM, Johan wrote:
> I constructed a RF deck with a Pi-L tankcircuit. Using a network
> analyser and
> a small Rl resister on the tube, I've obtained a good match to a
> 1.8kohm Rl value (better than 60dB returnloss). But now I'm
> wondering if the coil used has a large enough wire diameter to
> handle the current hence my question on estimating the Q of the
> coil. Most seem to suggest a low 10-12 Q to be used in a tankcircuit.
>
> Anyone out there that can help me?
>
> Johan
>
>
>
>
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>
R L MEASURES, AG6K. 805-386-3734
r@somis.org
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