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VE2HAR > MT63 13.03.05 07:36l 210 Lines 4762 Bytes #-7306 (0) @ WW
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Subj: Re: [MT63] Re: Crest Factors
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Date: Sat, 12 Mar 2005 22:57:49 -0700
Subject: Re: [MT63] Re: Crest Factors
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OK What freq 160? 80? 40?
I AM listening!
Steve/WM5Z
Las Cruces, NM, USA!
John Bradley wrote:
> my only complaint is that with all these emails flying about, nobody is on
> MT63.
>
> Lets continue this argument on the radio, and generate a little RF.
>
> As a non-techie this thread blew by me about a week ago, and while you
> guys
> may be riding the crest, or RMS , would someone get on the air
> and type, please? I haven't found an MT63 Station for a few
> days...........
>
> We should try to follow the Brits lead and TX on 160 and some of the other
> bands, and see how all this works under
> crappy condx.
>
> John
> VE5MU
>
>
> ----- Original Message -----
> From: karl larsen <k5di@zianet.com>
> To: Paul L Schmidt <k9ps@arrl.net>
> Cc: MT63 List <MT63@yahoogroups.com>
> Sent: Saturday, March 12, 2005 8:18 PM
> Subject: Re: [MT63] Re: Crest Factors
>
>
> >
> >
> >
> > Paul L Schmidt wrote:
> >
> > >karl larsen wrote:
> > >
> > >
> > >
> > >>This has nothing to do with what we want to know about MT63. Period.
> > >>
> > >>
> > >
> > >Am I missing something here?
> > >
> > >A crest factor (using voltage) of 3.2, or expressed in dB as 10.3,
> > >or whatever units one cares to use is still a crest factor, isn't it?
> > >
> > >It expresses the ratio of Peak to RMS.
> > >
> > >Why is that not what we want to know?
> > >
> > >
> > We want to know what the POWER out is when MT63 is not being
> > modulated by data to the POWER out maximum when it is. It is a ratio of
> > POWER to POWER, not rms to peak voltage.
> >
> > The guy who thinks the method he found on a web page is right, is not
> > able to see and not capable of proving that he is wrong. It is very
> wrong.
> >
> > karl
> >
> > >
> > >
> > >>karl
> > >>
> > >>
> > >
> > >-ps
> > >
> > >
> > >
> > ><< Try MT63 on 80m - great fun!>>
> > >
> > >- The MT63 Reflector -
> > > MT63@egroups.com
> > >
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> > >
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> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> >
> >
> >
> > << Try MT63 on 80m - great fun!>>
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> >
> >
> >
> >
> >
> >
> > --
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> >
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>
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