Hmm. Looks like I need to unwind it again. Sounds like
a good clue to start with!

Thanks,
John


--- "Alan B. Pearce" <A.B.Pearce@rl.ac.uk> wrote:

> >   Dead as in the winding are open. I was just
> hoping
> > I would not need to unwind it to find the
> calculation
> > of the wire lengths..... Your method requires hard
> > work  ... I then to be lazy on that part.....
> Looks
> > like
> > I need to get a micrometer for the job.
> 
> This is often caused by problems at the
> terminations, rather than inside the 
> transformer itself. The wire gets nicked when the
> insulation is removed, 
> then pulled tight when soldered onto the lug. Then
> vibration during 
> transport causes it to break at the nick, and it
> does what you describe.
> 
> Often fixable by removing one turn and re-doing the
> termination if it is the 
> outside turn, or by using a bit of TC wire to extend
> it if an internal turn. 
> 
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