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Article #5537

Re: Voltage quintupler/sextupler

#5537
From: Thomas G Edwards
Date: Wed, 08 Aug 1990 18:38
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In article <6024@milton.u.washington.edu> whit@milton.u.washington.edu (John Whitmore) writes:
>	Yes; these multipliers are a Cockroft-Walton circuit
>and consist of N diodes, all series-connected (pointed in the same
>direction), with a capacitor from node 0 to 2, one from node 1 to
>3, one from node 2 to 4, one from node 3 to 5, et cetera.

I have built one of these...at 60Hz feed it doesn't provide enough 
current to get the laser fired up.  However, my voltage quadrupler with
four capacitors was...it wasn't set up like Cockroft-Walton.

I might go the C-W route though with a higher frequency input, but I'd
still like to find non C-W *5 and *6 voltage circuits.

(If you don't run a HeNe tube with D.C., won't the flicker be
horrible?  Besides,tubes have cathodes and anodes, and it reacts
very badly if you try to reverse-bias it (but it can lase, just at
higher voltages)

Thanks,

-Tom
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!cs.utexas.edu!sdd.hp.com!uakari.primate.wisc.edu!aplcen!jhunix!ins_atge
From: ins_atge@jhunix.HCF.JHU.EDU (Thomas G Edwards)
Newsgroups: sci.electronics
Subject: Re: Voltage quintupler/sextupler
Message-ID: <6061@jhunix.HCF.JHU.EDU>
Date: 8 Aug 90 18:38:54 GMT
References: <6035@jhunix.HCF.JHU.EDU> <6024@milton.u.washington.edu>
Reply-To: ins_atge@jhunix.UUCP (Thomas G Edwards)
Organization: The Johns Hopkins University - HCF
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