[sdiy] PC board from artwork?

[KA4HJH]

> On Oct 19, 2016, at 8:36 PM, David G Dixon <dixon at mail.ubc.ca> wrote:
> 
> Hi Terry,
> 
> I can rework the layout to accommodate more typical quad opamps such as
> TL074.  This is actually very easy for me to do.  I do it in Excel.  With
> the graphic and the schematic from the article, I can reproduce the layout
> in Excel very quickly and then manipulate the layout to change the opamp
> pinouts.  No problem.
> 
> I could also add some sine shapers if required.  I have a nice design for
> sine shapers which I could basically drop onto the board.  It would get a
> tiny bit bigger, though. 

Sounds good to me! Another change that I would make would be to rearrange the pots on the front panel into a more logical configuration. Why the author made oscillators A & D the baseline is a mystery to me.

Can anyone else think of any other features that could be added?

BTW, it works well with a laser and some galvos. The sharp corners get rounded off but it's pretty cool.


Terry Bowman, KA4HJH
"The Mac Doctor"