Re: reliable information and a question about transformers

> The transformer laminations are welded together.
>
> Is there are easy way to wind a secondary on this coil?

If the welds are not too deep, you can grind the weld out. You will
lose some of the cross sectional area (power capability) and you will
need to remove all of the burrs from the grinding. Whether or not
this is worthwhile will depend on the individual transformer.

Rick Brown