26-01-2022, 11:12 PM
(25-01-2022, 09:35 PM)ppppenguin Wrote: If the 3 and 16 are taps on a single winding (seems likely) then you could get a 13 ohm nominal output between the 3 and 16 terminals. That's close enough to 8 to give you no worries.
I can't see that, Jeffrey!
If the 3 ohm tap has n turns, the 16 ohm tap will have √(16/3) x n turns or 2.309n turns.
So from the 3 ohm tap to the 16 ohm tap will be 1.309n turns
and that'll match to a load of 1.309² x 3 ohms = 5.14 ohms.
That's actually a rather better match as it happens!
