Re: gEDA-user: pcb file syntax docs

2006-03-11 Thread Dan McMahill
DJ Delorie wrote: Ok, I spent some time on the pcb docs. I sent it off to Dan for review, but a preview of the new content is here: http://www.delorie.com/pcb/pcbfile.pdf These docs are taken from contents in the pcb source file, so hopefully they'll stay in sync with reality in the future.

[no subject]

2006-03-11 Thread James Weeks
unsubscribe geda-user@seul.org

Re: gEDA-user: an unplated via - a capacitor inside a board

2006-03-11 Thread ldoolitt
Karel - On Sat, Mar 11, 2006 at 10:34:18PM +0100, Karel Kulhavy wrote: > Let's say I have a ground plane on the solder side and power plane on > the component side. I want to place a blocking capacitor between those > two with the minimum parasitic inductance. > > The solution with minimum parasi

Re: gEDA-user: an unplated via - a capacitor inside a board

2006-03-11 Thread Xtian Xultz
Em Sáb 11 Mar 2006 18:34, Karel Kulhavy escreveu: > Let's say I have a ground plane on the solder side and power plane on > the component side. I want to place a blocking capacitor between those > two with the minimum parasitic inductance. > > The solution with minimum parasitic inductance is to ma

gEDA-user: an unplated via - a capacitor inside a board

2006-03-11 Thread Karel Kulhavy
Let's say I have a ground plane on the solder side and power plane on the component side. I want to place a blocking capacitor between those two with the minimum parasitic inductance. The solution with minimum parasitic inductance is to make a via, but not plate it through, just leave the rings ar

Re: gEDA-user: pcb file syntax docs

2006-03-11 Thread Daniel Wisehart
On Saturday 11 March 2006 13:39, DJ Delorie wrote: > Ok, I spent some time on the pcb docs. I sent it off to Dan for > review, but a preview of the new content is here: > > http://www.delorie.com/pcb/pcbfile.pdf > > These docs are taken from contents in the pcb source file, so > hopefully they'll

gEDA-user: pcb file syntax docs

2006-03-11 Thread DJ Delorie
Ok, I spent some time on the pcb docs. I sent it off to Dan for review, but a preview of the new content is here: http://www.delorie.com/pcb/pcbfile.pdf These docs are taken from contents in the pcb source file, so hopefully they'll stay in sync with reality in the future.

Re: gEDA-user: Howto draw copper at free areas?

2006-03-11 Thread DJ Delorie
> Gosh DJ, I thought it was you who wrote the ActionSetFlag and > ActionClrFlag routines, Nope, Dan. > but they seem to not include the clearline flag; otherwise you could > use ":SetFlag(Selected, clearline)" or my preference > ":ClearFlag(Selected, join)" I added support for "join". Note yo

Re: gEDA-user: High speed decoupling

2006-03-11 Thread Phil Taylor
I seem to remember a couple noise/grounding appnotes published by AD. They're out there somewhere. ptusa kmk <[EMAIL PROTECTED]> wrote: > David Hart wrote: > > > "Managing Noise and Ground in Precision Analog System Applications" > > on-line webinar at: > > http://w.on24.com/r.htm?e=19853&s=

Re: gEDA-user: Howto draw copper at free areas?

2006-03-11 Thread Harry Eaton
DJ Delorie wrote: Cahngejoin toggles the flag. Is there also an action to set the flag no matter what it was before? (I seem to have accidently changed the clear polygon setting some when while routing. Of course, I don't know which tracks fly the opposite flag) I don't think so. You can

Re: gEDA-user: High speed decoupling

2006-03-11 Thread kmk
David Hart wrote: > "Managing Noise and Ground in Precision Analog System Applications" > on-line webinar at: > http://w.on24.com/r.htm?e=19853&s=1&k=A8EB366553A7E55131C3E0B733E2654E This requires registration with full information including the telephone number. It needs either the "Real Player"

Re: gEDA-user: High speed decoupling (was: Simulation of ceramic capacitors, pairs and groups)

2006-03-11 Thread David Hart
On Tue, 2006-03-07 at 09:53 +, Evan Lavelle wrote: > Karel Kulhavy wrote: > > I have made a simulation to see how the capacitor pairs and groups actually > > behave: > > http://ronja.twibright.com/technotes/cercap.php > > Thanks; very nice. However, I'm not sure that the numbers are right. The