OT irfranview ( was Re: Chopper circuit

--- In CAD_CAM_EDM_DRO@y..., "Raymond Heckert" <jnr@a...> wrote:
> I tried to download the pix of your chopper circuit, and got a 'not
found
> at this page message'. Have you taken the picture down?? BTW, I
downloaded
> InfranView... what does it do?
>
> RayHex
>
> ----------
> > From: Steve Blackmore <steve@p...>
> > To: CAD_CAM_EDM_DRO@y...
> > Subject: Re: [CAD_CAM_EDM_DRO] Re: Chopper circuit
> > I've spotted a couple of errors/omissions myself and the next
> > generation V2.2 will be posted over the weekend.
> >
> > I've reduced the number of via's, increased the size of two power
> > planes and added some more notes.
> >
> > I need to look at the 7805 input voltage - can someone suggest a
> > suitable way of feeding it at more than 15v or so?
> >
> > The rest of the circuit should be able to handle 50 volts with the
> > rated components I have.
> >
> >
> > Steve Blackmore