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From: jsg@aero.ARPA (Jeffrey S. Gruszynski)
Newsgroups: net.analog
Subject: Re: video ringing
Message-ID: <459@aero.ARPA>
Date: Mon, 23-Sep-85 10:51:01 EDT
Article-I.D.: aero.459
Posted: Mon Sep 23 10:51:01 1985
Date-Received: Sat, 28-Sep-85 05:10:28 EDT
Reply-To: jsg@aero.UUCP (Jeffrey S. Gruszynski)
Organization: The Aerospace Corp., El Segundo, CA
Lines: 5

Actually the ringing is from magnetostriction of the flyback
core.  With voltages ~10KV the effect can be pronounced.
Apply some flyback HV "goop", it should help.  About all you can
do is try to muffle it and/or wish the designer had used a
better designed (more expensive) flyback.


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