Re: HELP WANTED: How to add a video output socket to a TV?

Article View: sci.electronics

Article #17079

#17079

From: Michael Covington
Date: Wed, 13 Jan 1993 05:19

9 lines
1080 bytes

If the TV uses a transformerless power supply, it is not safe to add a
video output socket, because TV circuit ground is coupled to one side
of the power line.  Or so I recollect from old TV schematics.

-- 
:-  Michael A. Covington     internet mcovingt@uga.cc.uga.edu :    *****
:-  Artificial Intelligence Programs       phone 706 542-0358 :  *********
:-  The University of Georgia                fax 706 542-0349 :   *  *  *
:-  Athens, Georgia 30602-7415 U.S.A.     amateur radio N4TMI :  ** *** **

Technical Details

Message-ID: <C0s1H8.BCy@athena.cs.uga.edu>

Path:

arc1-ca.pugleaf.net!sparky!uunet!olivea!charnel!rat!usc!elroy.jpl.nasa.gov!swrinde!emory!athena!aisun3.ai.uga.edu!mcovingt

References: <1993Jan11.231600.3578@fcom.cc.utah.edu> <C0prIr.LzL@mentor.cc.purdue.edu>

Show Full Headers

Complete Article Headers

Path: arc1-ca.pugleaf.net!sparky!uunet!olivea!charnel!rat!usc!elroy.jpl.nasa.gov!swrinde!emory!athena!aisun3.ai.uga.edu!mcovingt
From: mcovingt@aisun3.ai.uga.edu (Michael Covington)
Newsgroups: sci.electronics
Subject: Re: HELP WANTED: How to add a video output socket to a TV?
Message-ID: <C0s1H8.BCy@athena.cs.uga.edu>
Date: 13 Jan 93 05:19:55 GMT
References: <1993Jan11.231600.3578@fcom.cc.utah.edu> <C0prIr.LzL@mentor.cc.purdue.edu>
Sender: usenet@athena.cs.uga.edu
Organization: AI Programs, University of Georgia, Athens
Lines: 9
Nntp-Posting-Host: aisun3.ai.uga.edu

Reply to Parent Message