Article View: sci.electronics
Article #2646Re: Jacob's Ladder
From: Michael A. Covington
Date: Mon, 06 Apr 1992 20:33
Date: Mon, 06 Apr 1992 20:33
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In article <z2zt1ta@rpi.edu> richtt@aix.rpi.edu (Timothy G. Richter) writes: > >So far, everyone has mentioned neon sign transformers. What about fluorescent >ballasts, as they are high voltage step-up transformers, also? > They are not transformers; they are current-limiting inductors. Fluorescent lights work at 120 volts with heated cathodes. The cathodes are heated initially like heating elements, and are then kept warm by the current through the bulb. -- ========================================================================== Michael A. Covington, Ph.D. | mcovingt@uga.cc.uga.edu | ham radio N4TMI Artificial Intelligence Programs | U of Georgia | Athens, GA 30602 U.S.A. ==========================================================================
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Path: arc1-ca.pugleaf.net!sparky!uunet!wupost!emory!athena.cs.uga.edu!mcovingt From: mcovingt@athena.cs.uga.edu (Michael A. Covington) Newsgroups: sci.electronics Subject: Re: Jacob's Ladder Summary: Fluorescent light ballasts are not transformers Message-ID: <1992Apr6.203332.18904@athena.cs.uga.edu> Date: 6 Apr 92 20:33:32 GMT References: <9204050203.AA29602@cmr.ncsl.nist.gov> <z2zt1ta@rpi.edu> Organization: University of Georgia, Athens Lines: 17