Xref: cantaloupe.srv.cs.cmu.edu rec.radio.amateur.misc:37476 rec.radio.amateur.packet:5891 sci.electronics:53524
Path: cantaloupe.srv.cs.cmu.edu!crabapple.srv.cs.cmu.edu!bb3.andrew.cmu.edu!news.sei.cmu.edu!cis.ohio-state.edu!pacific.mps.ohio-state.edu!zaphod.mps.ohio-state.edu!uwm.edu!ogicse!news.tek.com!tvnews!thd.tv.tek.com!bill
From: bill@thd.tv.tek.com (William K. McFadden)
Newsgroups: rec.radio.amateur.misc,rec.radio.amateur.packet,sci.electronics
Subject: Re: Cable TVI interference
Keywords: catv cable television tvi
Message-ID: <1993Apr15.193218.13070@tvnews.tv.tek.com>
Date: 15 Apr 93 19:32:18 GMT
Article-I.D.: tvnews.1993Apr15.193218.13070
References: <11946@prijat.cs.uofs.edu> <VL812B2w165w@inqmind.bison.mb.ca>
Sender: news@tvnews.tv.tek.com (news user)
Organization: Tektronix TV Products
Lines: 15

In article <VL812B2w165w@inqmind.bison.mb.ca> jim@inqmind.bison.mb.ca (jim jaworski) writes:
>What happens when DVC (Digital Videon Compression) is introduced next 
>year and instead of just receiving squiggly lines on 2 or 3 channels 
>we'll be receiving sqigglies on, let's see 3*10 = 30 channels eventually.

Since the digital transmission schemes include error correction and
concealment, the performance remains about the same down to a very low
carrier-to-noise ratio, below which it degrades very quickly.  Hence,
digitally compressed TV is supposed to be less susceptible to interference
than amplitude modulated TV.

-- 
Bill McFadden    Tektronix, Inc.  P.O. Box 500  MS 58-639  Beaverton, OR  97077
bill@tv.tv.tek.com, ...!tektronix!tv.tv.tek.com!bill      Phone: (503) 627-6920
How can I prove I am not crazy to people who are?
