CAD CAM EDM DRO - Yahoo Group Archive

Re: [CAD_CAM_EDM_DRO] Power supply

on 2006-06-25 18:12:16 UTC
Perhaps, try to feed into a half-wave bridge instead of full-wave. I'm
thinking the reduced duty-cycle will drop your voltage at the capacitor.
Maybe have to add a 'bleeder resistor'. Just make sure the diodes can take
the extra surge curent that will be demanded.

RayHex

-----Original Message-----
Date: Saturday, June 24, 2006 4:11 AM
Subject: [CAD_CAM_EDM_DRO] Power supply


>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?
>
>Mina F.

Discussion Thread

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