Article View: sci.electronics
Article #8510VCR copy protection
From: unknown
Date: Wed, 14 Nov 1990 03:34
Date: Wed, 14 Nov 1990 03:34
7 lines
804 bytes
804 bytes
Is anyone aware if a scheme exists to 'copy protect' commercial VHS tapes? In running a recent tape through a second video recorder, it looked as if the signal had become scrambled, though viewing it on a normal television worked fine. As a second year Electrical Engineering student, I would be very curious in learning the details of the protection scheme. (looks like I have a bit of catching up to do). Dan
Technical Details
Message-ID:
<1923@mts.ucs.UAlberta.CA>Path:
arc1-ca.pugleaf.net!utzoo!censor!geac!torsqnt!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!zaphod.mps.ohio-state.edu!van-bc!ubc-cs!alberta!mts.ucs.UAlberta.CA!userDANCShow Full Headers
Complete Article Headers
Path: arc1-ca.pugleaf.net!utzoo!censor!geac!torsqnt!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!zaphod.mps.ohio-state.edu!van-bc!ubc-cs!alberta!mts.ucs.UAlberta.CA!userDANC From: userDANC@mts.ucs.UAlberta.CA (unknown) Newsgroups: sci.electronics Subject: VCR copy protection Message-ID: <1923@mts.ucs.UAlberta.CA> Date: 14 Nov 90 03:34:42 GMT Organization: MTS Univ of Alberta Lines: 7