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Article #535Re: How can I match a horizontal driver transformer.
From: James Sweet
Date: Sun, 15 May 2005 18:27
Date: Sun, 15 May 2005 18:27
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"alitonto" <alitonto@hotmail.com> wrote in message news:1116162910.629050.136130@g43g2000cwa.googlegroups.com... > I have Digitor 12 volt TV Model G7200 year 1993 from Dick Smith > Electronics for which the H.D.Transformer is no longer available from > spare parts. (Checked with DSE). > I am thinking what specs to look for if I was to find a spare part in > my parts box. > Would this be possible at all? > It drives the HOT which is a BU407 and the chip on the board is an > LA7680 where pin 27 supplies the signal. > Any expertize here will be welcome. > Thks > A.T. > Your best bet would probably be to wind one yourself on a core from a scrapped SMPS transformer. Heck you could dismantle the original and rewind it if you wanted, there's not very many turns on them, but you need to be positive it's defective first! They can be difficult to take apart, you have to soak them in an appropriate thinner/stripper to dissolve the glue first.
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X-Google-Thread: 1131b0,1154bf678ac26d07 X-Google-Thread: 103407,1154bf678ac26d07 X-Google-Attributes: gid1131b0,gid103407,public X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news1.google.com!news4.google.com!news.glorb.com!border1.nntp.dca.giganews.com!nntp.giganews.com!cyclone1.gnilink.net!spamkiller.gnilink.net!gnilink.net!trnddc04.POSTED!aea5c7cf!not-for-mail From: "James Sweet" <jamessweet@hotmail.com> Newsgroups: sci.electronics.repair,aus.electronics References: <1116162910.629050.136130@g43g2000cwa.googlegroups.com> Subject: Re: How can I match a horizontal driver transformer. Lines: 23 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2800.1478 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1478 Message-ID: <7wMhe.2068$sr1.1648@trnddc04> Date: Sun, 15 May 2005 18:27:15 GMT NNTP-Posting-Host: 71.112.9.2 X-Complaints-To: abuse@verizon.net X-Trace: trnddc04 1116181635 71.112.9.2 (Sun, 15 May 2005 14:27:15 EDT) NNTP-Posting-Date: Sun, 15 May 2005 14:27:15 EDT