To: | <amps@contesting.com> |
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Subject: | R: [AMPS] Re: swr |
From: | Maurizio Panicara" <i4jmy@iol.it (Maurizio Panicara) |
Date: | Sat, 2 Oct 1999 01:23:40 +0200 |
This is an opinable statement. If the the center is 1 Ohm, then all the plotted values in the chart have to be normalized to it. When values are normalized, any value can a become a normalized 1 Ohm (the center), including a 50 Ohm. Is it 1000 meters different than 1 Km ? 73, Mauri I4JMY -----Messaggio Originale----- Da: Larry Molitor <w7iuv@axtek.com> A: <amps@contesting.com> Data invio: venerdì 1 ottobre 1999 23.43 Oggetto: RE: [AMPS] Re: swr > > At 05:05 PM 10/1/99 -0500, Jon Ogden wrote: > > >The > >50+j0 point on a Smith Chart is the very center of the chart. A VSWR has > >the 50 Ohm point as its center. > > Nope. The center on a standard Smith Chart is 1.0 ohms. You are either outa > school too long or never knew it to begin with. Remember the little part > about normalization? 50 ohms is neither sacred nor universal. > > > 73, > > Larry - W7IUV > w7iuv@arrl.net > http://www.axtek.com/w7iuv > Amp pix at http://207.108.137.61 -- FAQ on WWW: http://www.contesting.com/ampsfaq.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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