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Re: HP 601 proc amp
- To: Robert Stenzel <stenzrob at voicenet.com>
- Subject: Re: HP 601 proc amp
- From: Joe Wolcott <wolcott at earthlink.net>
- Date: Wed, 30 Jul 1997 23:38:58 -0700
- CC: telecine at alegria.com
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- Organization: Joe Wolcott Design, Inc.
- References: <199707302223.SAA28357 at mail3.voicenet.com>
- Resent-Date: Wed, 30 Jul 1997 23:33:39 -0700 (PDT)
- Resent-From: telecine at sun.alegria.com
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Thanks for the clarification, I hate muddying the waters!
Robert Stenzel wrote:
> Just to clarify Joe Wolcott's posting, since I designed both the
> SDC-101 and the DPA-100:
> The SDC-101 legalizes RGB by applying variable clip in 4:4:4 RGB.
> There is
> some "very close to transparent" signal transcoding back and forth
> YCbCr and RGB. The clip being applied to RGB components directly, it
> "bend the vector". The DPA-100 (Digital Proc Amp) legalizes for
> NTSC or PAL, without doing any transcoding, and so is absolutely
> for all "legal" signals, and does not "bend the vector". The
> definition of
> "legal" being variable, and the subject of much past discussion here,
> so are
> the limits of the legalizer.
> Robert Stenzel
> Sr. Project Engineer
> Videotek Inc.
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> the Telecine Internet Group
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