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Article #15058

Re: Can Cable TV Descramblers really be detec from outside ???

#15058
From: Alex Novickis
Date: Tue, 22 Dec 1992 19:51
26 lines
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In article <1992Dec21.002312.27582@galileo.cc.rochester.edu> dbak@elm.lle.rochester.edu (Douglas Baker) writes:
>
>
>In our local paper there has been talk of detecting Il-legal cable TV
>descrablers from outside the home.  I can think of two possible ways
>this can be done but there may be others.
>
>        1) use a sensitive spectrum analyzer to find out which channel
>is being watched by looking at the local oscillator freq.
>
>        2) modulate a signal into the channels which aren't part of
>basic and when these pay channels are watched the signal would be
>radiated out the picture tube and detected.
>
>        If anyone knows if any of the above methods are used or how
>this is done could you reply to the net ?  I'm sure many others out
>there will be interested.

Not really related, but - I know in our area we have cable boxes
that transmit back billing information (IE - what pay-per-view stuff
you watched) on at least a daily basis. 
-- 
Alex P. Novickis, Real Time systems demi-guru.  (W)   408-862-4541
ALINK:alex.n                                    (H)   415-691-0657
UUCP:{amdahl,claris,pyramid,sun,decwrl,well,ubvax,ames}!apn@apple.com,apn@nonvon
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References: <1992Dec21.002312.27582@galileo.cc.rochester.edu>

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From: apn@Apple.COM (Alex Novickis)
Newsgroups: sci.electronics
Subject: Re: Can Cable TV Descramblers really be detec from outside ???
Message-ID: <75870@apple.apple.COM>
Date: 22 Dec 92 19:51:23 GMT
References: <1992Dec21.002312.27582@galileo.cc.rochester.edu>
Organization: Apple Computer Inc, Cupertino, CA
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