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Re: [Amps] how to estimate the Q of a tank circuit

To: <on4iq@telenet.be>, <amps@contesting.com>
Subject: Re: [Amps] how to estimate the Q of a tank circuit
From: "Tom W8JI" <w8ji@w8ji.com>
Date: Mon, 3 Jul 2006 07:00:52 -0400
List-post: <mailto:amps@contesting.com>
>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.

What are you asking? About component Q or network  operating 
Q?



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