[AMRadio] Flyback Transformer for Old 'Scope

crawfish crawfish at surfmore.net
Mon May 8 23:17:20 EDT 2006

Kim, I have a 547 that I can scrap for the transformer. Will let you know
                         Joe W4AAB
----- Original Message -----
From: "Kim Elmore" <Kim.Elmore at noaa.gov>
To: "AMRadio" <amradio at mailman.qth.net>
Sent: Monday, May 08, 2006 9:48 AM
Subject: [AMRadio] Flyback Transformer for Old 'Scope

> Does any one know where I might find a flyback transformer for an old
> Textronix 647 'scope? My Dad (W5JHJ) has one of these and the flyback
> transformer is bad. The 'scope works fine, except for this. When the
> transformer heats up, the insulation breaks down and the display
> dies. After a bit of cooling, everything works fine until it heats up
> He's checked with Tektronix and they have none available for such old
> 'scopes. He hates to junk it, but unless we can fix it, it isn't very
> useful and he doesn't have much interest in keeping it as a museum
> Kim Elmore, N5OP
>                            Kim Elmore, Ph.D.
>                         University of Oklahoma
>          Cooperative Institute for Mesoscale Meteorological Studies
> "All of weather is divided into three parts: Yes, No, and Maybe. The
> greatest of these is Maybe" The original Latin appears to be garbled.
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