Re: [CAD_CAM_EDM_DRO] Re: Power Supply Circuit

Are you thinking of selling these on with the Geckos?

John

> Hi,
>
> OK, here's my Saturday's project. I posted a "Power supply
> circuit.pdf" in the files section of this list.
>
> It wound up being different than what I started with. Sensing current
> was too crude. Instead this circuit compares the power supply voltage
> against the xformer secondary voltage. It pulse width modulates the
> dump resistor and has a very nice proportional response. The PWM goes
> from 0% to 100% as the power supply voltage climbs to 2V above the
> nominal voltage. It has been tested and works very well.
>
> Mariss
>
>
> Addresses:
> FAQ: http://www.ktmarketing.com/faq.html
> FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
>
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