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Article #127Re: Using an FM-Carrier for the Y [Luminance] Signal -- how to relieve the bandwidth issue?
From: Sjouke Burry
Date: Sat, 27 Oct 2007 18:35
Date: Sat, 27 Oct 2007 18:35
19 lines
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2594 bytes
Roderick Stewart wrote: > In article <4722f832$0$25703$4c368faf@roadrunner.com>, Green Xenon > [Radium] wrote: >>>> So there is no way to decrease how far the sidebands will go? >>> With FM? Nope, not in the way you're hoping. Modulate a carrier Fc >>> with a frequency Fm, and the first sidebands will be at Fc+Fm and >>> Fc-Fm, just as would be true with AM. That's the narrowest you can >>> get. >> So a higher-frequency modulation signal will result in more distant >> sidebands than a lower-frequency modulation signal? E.g. a 10,000 Hz >> tone will result in sidebands further from the base carrier frequency >> than a 1,000 Hz signal? > > By George! I think he's got it! > > Rod. > Wait, dont count your blessings yet :) The troll may find yet another geeky side to ponder.
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X-Google-Thread: f928c,9d8320c16fbdcf84 X-Google-Thread: 1133a5,9d8320c16fbdcf84 X-Google-Thread: 115947,9d8320c16fbdcf84 X-Google-Thread: 1118be,7e05cb8426dfb96 X-Google-Thread: ffcae,7e05cb8426dfb96 X-Google-Thread: 107cee,7e05cb8426dfb96 X-Google-Thread: f508e,9d8320c16fbdcf84 X-Google-Thread: f7d8a,9d8320c16fbdcf84 X-Google-Thread: fdad6,9d8320c16fbdcf84 X-Google-Attributes: gidf928c,gid1133a5,gid115947,gid1118be,gidffcae,gid107cee,gidf508e,gidf7d8a,gidfdad6,public,usenet X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news2.google.com!news4.google.com!proxad.net!feeder1-2.proxad.net!62.111.101.3.MISMATCH!news.germany.com!newsfeed01.sul.t-online.de!t-online.de!newsfeeder.wxs.nl!divide.nova.planet.nl!posting.nova.planet.nl!not-for-mail Date: Sat, 27 Oct 2007 20:35:21 +0200 From: Sjouke Burry <burrynulnulfour@ppllaanneett.nnlll> Organization: retired User-Agent: Thunderbird 2.0.0.6 (Windows/20070728) MIME-Version: 1.0 Newsgroups: uk.tech.digital-tv,rec.video.production,uk.media.tv.misc,sci.electronics.components,uk.tech.broadcast,sci.electronics.misc,aus.radio.broadcast,ba.broadcast,alt.radio.broadcasting Subject: Re: Using an FM-Carrier for the Y [Luminance] Signal -- how to relieve the bandwidth issue? References: <46fc71d2$0$24285$4c368faf@roadrunner.com> <u9hus4-6vi.ln1@radagast.org> <4722f832$0$25703$4c368faf@roadrunner.com> <VA.0000018f.006be928@removethisbit.beeb.net> In-Reply-To: <VA.0000018f.006be928@removethisbit.beeb.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Lines: 19 Message-ID: <472384e9$0$25478$ba620dc5@text.nova.planet.nl> NNTP-Posting-Host: 84.80.235.244 X-Trace: 1193510121 text.nova.planet.nl 25478 84.80.235.244:54755 X-Complaints-To: abuse@planet.nl