further to G8WRB's comments,
> The lowest primary resistance (lots of probe digging and
> twisting) reads ~1.5 ohms
This may well not be the 115v primary, but a part of the primary winding.
My feeling is that this is a 1650-0-1650 meant for full wave bi-phase
service, probably with a choke input filter, and meant to give about 1200 to
1250 vdc output at the end of the day.
73
Peter G3RZP
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