My apologies to both Martin and Clifford, but I had to redraw it...hopefully
I didn't mess it up. Lotta diodes.

looks like another good app for what started as a head circuit.

dave.

--- In beam@y..., "R. Martin Keen" <keenerd@j...> wrote:
> I'm not so sure about this one. It seems like a clever way to get around
> the lockup that SC-head pvores suffer from. Toggling the pdiodes bias
> voltage might cause some odd stuff. Interesting stuff with the diodes, I
> can't wait for the write up. I'm guessing with is a variant of the diode
> based SC-head, not the negative feedback SC-head. For those who find the
> original cryptic, I included an easier to read schematic. Sorry about
> the eraser marks. Took me a few tries to get it right.
>
> -Martin
>
> THE resource for beginners
> http://beamlinks.botic.com
> "The best of everyone's BEAM"
>
>
> On Fri, 15 Feb 2002 15:53:42 -0800 (PST) Clifford Boerema
> <droidmakr@y...> writes:
> >
> > Hello all,
> >
> > I wanted to share a circuit that results in
> > a bot with a form of Peripheral Vision.
> >
> > It's a Master/Slave form of the SC-Head.
> >
> > The photo-diodes should be positioned across
> > the front of the bot with the ones marked
> > Far Left and Far Right mounted at a greater
> > angle off center than the ones marked left
> > and right.
> >
> > I'm putting together a write up on the
> > circuit and will post it to my site as
> > soon as I can.
> >
> > Hope you find it interesting.
> >
> > So long,
> > Droidmakr
> >