[Boatanchors] LINE BUCKERS

J. Forster jfor at quikus.com
Sun Mar 18 16:42:14 EDT 2012


How about discarded battery charger transformers?

-John

===========


> I have been using old TV power transformers and the like...in some cases
> the HV winding is blown but the 6.3V windings are fine as is the 5V.  The
> filament windings usually will handle some 8A while the rectifier winding
> is probably good for 4A.  Lots of possible combinations there!
>
> My other source is transformers which guys used to make homebrew 13.8V
> power supplies back when.  Today nobody builds anything, and when I clean
> out an estate I find these old power supplies, most not working as the
> circuitry was beyond the owners.  The transformers in these beasties
> handle 20A or more at 18V, sometimes center tapped, sometimes not.  I
> probably have a dozen of these two types of transformer ready to go to the
> recycler because nobody wants them and there are only so many line buckers
> I can build and give away to boatanchor people.
>
> Bill VE3NH
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