To: | <amps@contesting.com> |
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Subject: | [AMPS] Re: |
From: | jono@webspun.com (Jon Ogden) |
Date: | Wed, 17 Jun 98 09:28:03 -0500 |
>Resistors don't create resonances Boy, oh boy. I thought we'd been through this before: 1.) A resistor has inductance 2.) This inductance is created by the resistive material as well as lead lengths 3.) Therefore it is also an inductor as well as a resistor 4.) Since it is an inductor it will have a self resonant frequency. 5.) Since it has a self resonant frequency, it will create resonances. Hopefully the ratio of the resistance to the inductance in the resistor will be large enough that the resistance will kill the Q of the inductor and so the resonance effect will be minimized. But it doesn't eliminate it. ANY inductor or any part with inductance has a resonance. 73, Jon KE9NA -------------------------------------------------------------------------- Jon Ogden jono@webspun.com www.qsl.net/ke9na "A life lived in fear is a life half lived." -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com Search: http://www.contesting.com/km9p/search.htm |
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