Article View: sci.electronics
Article #21148Re: Running a Mac/SE from batteries and inverter
From: Jeff Winslow
Date: Fri, 14 Apr 1989 15:04
Date: Fri, 14 Apr 1989 15:04
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1120 bytes
In article <7687@fluke.COM> strong@tc.fluke.COM (Norm Strong) writes: >I assume this is a full-wave inverter. If so, the peak voltage is the same as >the averge; the capacitor is quite small; the peak rectifier current is the >same as the average; there is no "sag" in the capacitor voltage. Duh - me stupid. Of course. Actually, the capacitor is still big, since I assume the Mac/SE's switcher is designed to run off of sinewaves, but there's still no sag, and little if any peak on the input current. Jeff Winslow
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arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!lll-winken!uunet!tektronix!midas!jeffwReferences:
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!lll-winken!uunet!tektronix!midas!jeffw From: jeffw@midas.STS.TEK.COM (Jeff Winslow) Newsgroups: sci.electronics Subject: Re: Running a Mac/SE from batteries and inverter Keywords: Mac, batteries, inverter Message-ID: <4254@midas.STS.TEK.COM> Date: 14 Apr 89 15:04:31 GMT References: <13671@jumbo.dec.com> <2446@iscuva.ISCS.COM> <4224@midas.STS.TEK.COM> <2452@iscuva.ISCS.COM> <7687@fluke.COM> Reply-To: jeffw@midas.STS.TEK.COM (Jeff Winslow) Organization: Tektronix, Inc., Beaverton, OR. Lines: 11