Homebrew PCBs

>> does anybody have/use a wooden CNC router (DIY) with a Dremel for
punching
>> holes into a PCB?
>> repeatability - accuracy - over all precision?

>> is the Dremel run-out good enough for 20 mil (0.5 mm) bits? or what's the
>> minimum non breaking size?

 

You can see some of the results I get with a dremel tool CNC router: 

 

http://www.probotix.com/pcb_milling_and_routing

 

My mill was built for less money than one of those wooden routers using
high-end components found off of eBay. I spent about $300 on precision
linear slides.

 

You will find pics of my CNC router here:

 

http://www.probotix.com/prototype_desktop_cnc_mill

 

I use PCB-GCODE to convert my Eagle files to g-code. I can easily cut 16 mil
traces.

 

>Len

 



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