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Article #2251Re: Source of ripple in simple PS circuit?
From: Dave M.
Date: Tue, 20 May 2003 03:22
Date: Tue, 20 May 2003 03:22
24 lines
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2343 bytes
I had a similar problem with a Marantz power amp and it had an open main p.s. filter. Marantz ripped me for $70.00 filter price. Dave M. DaveC <dave+usenet3016@mailblocks.net> wrote in message news:0001HW.BAEE339B0002EF2BF0386600@news.cis.dfn.de... > Thanks for all your responses. > > The ripple is present before and after the +15 regulator. > > Scope is well grounded -- viewing the -15v circuit shows no ripple (well, no > appreciable levels, anyway). > > I will check voltage values, current draw, ripple freq, etc., and give > further info. > > Thanks again, > -- > Dave C > dave+usenet3016@mailblocks.net >
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 112d1e,80288951613ef33a X-Google-Attributes: gid112d1e,public X-Google-Thread: 10d137,80288951613ef33a X-Google-Attributes: gid10d137,public X-Google-Thread: 1131b0,80288951613ef33a X-Google-Attributes: gid1131b0,public X-Google-Thread: 103407,80288951613ef33a X-Google-Attributes: gid103407,public X-Google-ArrivalTime: 2003-05-19 20:22:33 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!newsfeed.stanford.edu!logbridge.uoregon.edu!xmission!news-out.triton.net!triton.net!newsfeeder.triton.net!66.250.146.11.MISMATCH!newshosting.com!news-xfer2.atl.newshosting.com!news-feed01.roc.ny.frontiernet.net!nntp.frontiernet.net!news02.roc.ny.frontiernet.net.POSTED!not-for-mail From: "Dave M." <gadget@frontiernet.net> Newsgroups: sci.electronics.design,alt.engineering.electrical,aus.electronics,sci.electronics.repair References: <0001HW.BAEDC6B30001868DF0386600@news.cis.dfn.de> <3R3ya.2176$OB5.464467@news4.srv.hcvlny.cv.net> <0001HW.BAEE339B0002EF2BF0386600@news.cis.dfn.de> Subject: Re: Source of ripple in simple PS circuit? Lines: 26 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 5.00.2615.200 X-MIMEOLE: Produced By Microsoft MimeOLE V5.00.2615.200 Message-ID: <Ybhya.288$e_3.7@news02.roc.ny.frontiernet.net> X-Trace: MjYgTm9BdXRoVXNlciBGcm9udGllck6tdC1yZWFkZbpzIPowOC4xODYuNjAuMfA2ICBUdWUsIDIw!IE1heSAyMDAzIDAzOjIyOjMyIEdNVA== X-Abuse-Info: Please be sure to forward a copy of ALL headers otherwise we will be unable to process your complaint properly X-Complaints-To: abuse-news@frontiernet.net NNTP-Posting-Date: Tue, 20 May 2003 03:22:32 GMT Date: Tue, 20 May 2003 03:22:32 GMT