Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/5/84; site terak.UUCP Path: utzoo!watmath!clyde!burl!ulysses!mhuxr!mhuxt!mhuxv!mhuxh!mhuxi!mhuxm!mhuxj!houxm!whuxlm!harpo!decvax!genrad!panda!talcott!harvard!seismo!hao!noao!terak!doug From: doug@terak.UUCP (Doug Pardee) Newsgroups: net.analog,net.video Subject: Re: How are colour decoders in commercial TV's built? Message-ID: <337@terak.UUCP> Date: Wed, 6-Feb-85 10:46:10 EST Article-I.D.: terak.337 Posted: Wed Feb 6 10:46:10 1985 Date-Received: Sat, 9-Feb-85 07:56:50 EST References: <1127@watcgl.UUCP> Distribution: net Organization: Terak Corporation, Scottsdale, AZ, USA Lines: 10 Xref: watmath net.analog:146 net.video:954 > Some things I've read seem to imply that many, if not almost all, > commercial TV receivers do the simpler "narrow-band" demodulation > of the colour signal, thus throwing away half of the bandwidth > of the I signal that was transmitted. Does anyone know for sure? This isn't necessarily definitive, but last year RCA introduced a new color TV chassis (CTC31?) which they claimed was the first to have the full 1.5MHz I bandwidth. -- Doug Pardee -- Terak Corp. -- !{hao,ihnp4,decvax}!noao!terak!doug