Re: [CAD_CAM_EDM_DRO] Power supply

Mina Aboul Saad wrote:

> Hi,
>
> I'm trying to rebuild the power supply that came with an old lathe, the Transformer is good I took 65 AC from the output fed it to a bridge to get the DC and then on to a Capacitor.
> The thing is the DC voltage after the bridge is stable at 65 VDC but after the Capacitor it grows up to 90 VDC which is too high for my Geckos 320.
>
> Any advise?

Not really a lot you can do. The 65V AC is too big really.
One option is to add a linear regulator to take the 90V DC down a
maximum of 80V, but that needs some good components for the regulator.

--
Lester Caine - G8HFL
-----------------------------
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