Re: [CAD_CAM_EDM_DRO] 28v power transformer

Hi Bob,

You probably have two primaries. Wire them in parallel for 120v. Check
out the schematic in the files section under Driver/PS.

Alan KM6VV

stcnc2000 wrote:

>
> Hi,
> I'm building a power supply kit. I have a question on the primary
> side of the transformer, which has four wires. How do i wire this to
> 110 vac?
> thanks
> Bob
>
>