Torroid Transformer question


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Mixtel90

Guru

Joined: 05/10/2019
Location: United Kingdom
Posts: 1526
Posted: 07:38am 18 Oct 2021      

Does this help?

I suspect you are seeing what is labelled as a GOSS band, wrapped round the outside of the windings. The ends are shorted, but it isn't a shorted turn. It reduces stray flux.