Re: gEDA-user: Copper for PCBs

2009-03-10 Thread DJ Delorie
> What weight would you suggest where some traces are going to be > carrying up to 6 amps? That depends on how much heat you can tolerate, and how wide the traces are. http://circuitcalculator.com/wordpress/2006/01/24/trace-resistance-calculator ___

Re: gEDA-user: Copper for PCBs

2009-03-10 Thread Rob Butts
Thanks What weight would you suggest where some traces are going to be carrying up to 6 amps? On Tue, Mar 10, 2009 at 6:03 PM, DJ Delorie <[1...@delorie.com> wrote: > I'm looking at getting copper for homemade 2 sided boards. Can > someone tell me what positive coated sensitiz

Re: gEDA-user: Copper for PCBs

2009-03-10 Thread DJ Delorie
> I'm looking at getting copper for homemade 2 sided boards. Can > someone tell me what positive coated sensitized copper clad is and > how it differs from the uncoated? Which is better (easier) for > home-made? Last question, it's been a while since I've really done > pcbs, does the weight (1/

gEDA-user: Copper for PCBs

2009-03-10 Thread Rob Butts
I'm looking at getting copper for homemade 2 sided boards. Can someone tell me what positive coated sensitized copper clad is and how it differs from the uncoated? Which is better (easier) for home-made? Last question, it's been a while since I've really done pcbs, does the weig