Maybe he is more interested in the learning aspect? Building ladder networks
can be educational, after all.

I've got a homebrew VGA adapter built with an FPGA and 3 resistors for each
colour channel....works remarkably well.

-marc


On 1/8/06, andrew kelley <leetslacker@gmail.com> wrote:
>
> On 1/6/06, Spehro Pefhany <speff@interlog.com> wrote:
> > At 10:43 PM 1/5/2006 -0500, you wrote:
> > >I am thinking about:
> > >using pic's 12 i/o and r2r net, as DAC, with op as
> > >buffer.
>
> Order a maxim <shiver> sample.. Good analog chips, sometimes sourcing
> problems.. but for a one-off, just get a sample.. or get a microchip
> DAC sample.
>
> andrew
>
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