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Date:      Mon, 22 Jan 2001 00:58:54 -0000
From:      "Jason Halbert" <res02jw5@gte.net>
To:        "Greg Lehey" <grog@lemis.com>, "Brad Knowles" <brad.knowles@skynet.be>
Cc:        "Kris Kennaway" <kris@FreeBSD.ORG>, <freebsd-chat@FreeBSD.ORG>
Subject:   RE: VCD (was Re: cvs commit: src/sys/dev/ata atapi-cd.c)
Message-ID:  <KAECKEJJOLGHAFGGNIKMKEMICAAA.res02jw5@gte.net>
In-Reply-To: <20010122104232.M93049@wantadilla.lemis.com>

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Hmm... I'm thinking cheap is the reason I don't see a difference.  I
don't have any cheap equipment at my house or the station I work for.
All my monitors are broadcast standard quality which is several cuts
above consumer.  I use a broadband demodulator thats used in
broadcast.

Maybe that's why I don't notice.

---
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| Jason P. Halbert                 | jason@jason-n3xt.org |
| Transmitter Maintenance Engineer | DALnet: Push^Pop     |
| KC5WEG                           | ICQ#: 86637300       |
| KDAF-TV/DT WB 33/32              | (214) 252-3300       |
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-----Original Message-----
From: owner-freebsd-chat@FreeBSD.ORG
[mailto:owner-freebsd-chat@FreeBSD.ORG]On Behalf Of Greg Lehey
Sent: Monday, January 22, 2001 00:13
To: Brad Knowles
Cc: Kris Kennaway; freebsd-chat@FreeBSD.ORG
Subject: Re: VCD (was Re: cvs commit: src/sys/dev/ata atapi-cd.c)


On Monday, 22 January 2001 at  1:03:12 +0100, Brad Knowles wrote:
> At 3:55 PM -0800 2001/1/21, Kris Kennaway wrote:
>
>>  It's a multi-system TV which does NTSC and PAL natively. No
conversion
>>  is involved (unless I tell my VCR to convert from NTSC to PAL, in
>>  which case there IS degradation)
>
> 	I've got a multi-system TV, too.  Trust me, there's always a
> "native" format, and a converted format.  Since most multi-system
> video devices seem to come from Europe, they would naturally be
> "native" PAL or SECAM format, and NTSC would be the converted
> format.

Look at the circuitry of a TV.  You have one or more decoders which
convert the incoming composite stream into RGB and sync pulses.
Beyond that point they're as system-dependent as the monitor in front
of you.  The decoders themselves are so cheap that you'd think it
would be easier to build multisystem VCRs.

> 	I'm quite certain that if I hooked up a splitter from the VCR
> or the DVD player and put the same video signal on both TVs, it
> would look better on the true native NTSC format television than
> they would on the one that has its own built-in NTSC/PAL converter.

Well, you could try, but even then it would be a comparison between
individual devices.

Greg
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