>
>At 08:43 PM 10/6/2001 -0700, Bill Smith wrote:
>
>>Q of this coil should be the Inductive Reactance
>>divided by the internal resistance of the coil's wire
>>(factoring in the RF). This is where I got bogged
>>down. Couldn't come up with an appropiate number.
>>Where am I going wrong?
>
>Accurate calculation of RF resistance definitely is the tough part. There
>is more than one set of formulas from different sources for calculating
>this and the results don't agree. If I were forced to choose, I'd probably
>stick with the formulae in Terman's books.
> ...
Amen, Phil. Better yet borrow a Q-meter. Simpler still, run full suds,
shut down, and apply the thumb test.
cheers
- R. L. Measures, 805.386.3734, AG6K, www.vcnet.com/measures.
end
--
FAQ on WWW: http://www.contesting.com/FAQ/amps
Submissions: amps@contesting.com
Administrative requests: amps-REQUEST@contesting.com
Problems: owner-amps@contesting.com
|