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2006-03-15 by Vlad Krupin
I would not think it s critical as long as you keep your print clean with no excessive dust or other contamination. Once the toner cools (a few moments after
2006-03-15 by maschinengeist001
... That s it exactly. I think I ll take the plunge and order the phototyping kit from MG Chemicals and let you all know about the result (s). Regards
2006-03-14 by gerardnz2001
Hi, Been trying to do some toner transfer with mixed success. Has anyone noticed any difference in success depending on the time between copy and ironing onto
2006-03-14 by km6vv
Hi list, Is anyone using Eagle to draw schematics and design a PCB? I just got started with Eagle, and while I had enough experience with Orcad Capture
2006-03-14 by derekhawkins
... Is it any or both of the following; http://www.web-tronics.com/exposuresystem.html http://www.web-tronics.com/photkit.html Photoetching doesn t seem to be
2006-03-14 by maschinengeist001
No-one?
2006-03-13 by Stefan Trethan
Using bubbling for regeneration is a lengthy process, also producing plenty of air containing particles of etchant (corrosive). I personally do not see much
2006-03-13 by Greg Codori
... understand ... not know ... I just want to make sure it would be safe to introduce brass to the mixture without any dangerous changes in composition. I
2006-03-12 by pindered
G Day Group I m using Circuit Wizard to design a circuit / PCB and am having no joy in inporting a DB 25 socket into the circuit, I was hoping that it is
2006-03-12 by derekhawkins
... It really depends on what he s doing. For CNC drilling a 60 thou error would be intolerable. Not only would his holes be way off but he would miss via pads
2006-03-12 by Len Warner
... As others have commented, this is a common problem. If your artwork is in a .pdf (Adobe Acrobat) file, I believe it is possible to edit in a scaling factor
2006-03-12 by Stefan Trethan
On Sun, 12 Mar 2006 13:44:03 +0100, lcdpublishing ... If your software does not support correction factors you can use irfanview (freeware) to resize a image
2006-03-12 by derekhawkins
... Had to switch from laser to inkjet artwork when I went to CNC drilling. Still have to compensate for dimensional errors in the Excellon files but they are
2006-03-12 by lcdpublishing
Yup, Laser printers do scale output slightly - copy machines do this as well. Generally it does not make much difference with PCBs (at least the ones I have
2006-03-12 by Leon Heller
... From: Jose Fuentes To: Sent: Sunday, March 12, 2006 5:28 AM Subject: [Homebrew_PCBs]
2006-03-12 by Jose Fuentes
I m experiencing scaling problems with my laser printer. I ve confirmed that this is a printer problem and is not software related. When I try to print a
2006-03-12 by kilocycles
I disagree. For RF analog circuits, which is 90% of the stuff that I do, I approach it as if I were building ugly style, where I know that most of the board
2006-03-11 by derekhawkins
... This holds for any device specific operation. You cannot move, copy or delete a device either with the relevant Origins hidden. Since the t/b Place
2006-03-11 by Mike Young
... From: Alan King To: Sent: Friday, March 10, 2006 10:31 PM ... It worked like a charm after turning on
2006-03-11 by derekhawkins
... Correct, the Isolate polygon attribute determines the clearance. ... There is....Give the polygon a name using the Name icon or Edit/Name when the board
2006-03-11 by alan00463
... Yes, Derek, I m glad you showed me how to group parts together to move en masse. I am glad because I didn t have to read the HELP ! Anyway, regarding the
2006-03-11 by Richard
I always route the power and ground tracks first, as they are the most critical ones. Leon ... took the words right out of my mouth... Richard --
2006-03-11 by derekhawkins
... Using the group icon and right-clicking you can mirror several SMT (or thru hole) components as well...An entire layer in fact. As Spock would
2006-03-11 by derekhawkins
... Eagle would be crap if it didn t. I use that feature often; One layer; http://www.pbase.com/eldata/image/57091286/large The other;
2006-03-11 by Stefan Trethan
No you still need to route ground. You probably read it in conjunction with ground planes. If you have a multilayer board and one layer is left a solid area as
2006-03-11 by Leon Heller
... From: kilocycles To: Sent: Saturday, March 11, 2006 2:19 AM Subject: [Homebrew_PCBs] Power and
2006-03-11 by Alan King
... I used Eagle for quite some time knowing it worked on through hole and not realizing it was how to do SMT parts myself until I finally did the tutorial
2006-03-11 by Mike Young
... From: Alan King ... I don t think that works for SMT parts, Alan. It works fine for through-hole, but I ve never been successful in
2006-03-11 by Mike Young
... From: Stefan Trethan To: ... I translate it my mind as recalc , or similar to autocad s regen.
2006-03-11 by kilocycles
At some point in our discusssions on Eagle this week, and this probably applies to other CAD programs as well, not routing power and grounds was mentioned. On
2006-03-11 by kilocycles
Alan, I ve been fooling around with Eagle for several months now, and I m still a newbie! I didn t start using ground planes/copper pours until the last 3
2006-03-11 by kilocycles
Derek, Excellent! I can really use that info. I bought a lot of the larger SMD caps for bypassing, and that will work nicely. Thanks, Ted
2006-03-10 by alan00463
... Ted, Your comments on setting trace widths were EXTREMELY helpful to me. This is my first layout. I do want to leave lots of copper on the trace side of
2006-03-10 by maschinengeist001
Hi everyone! It might have been asked before (I searched the archives but the seach engine timed out on me) so here we go anyway. I ve been looking for some
2006-03-10 by derekhawkins
... Do all Euros argue this way...LOL! ... And your first post suggested it would be the end of the world. ... you ... same; ... doing ... there ... invisible
2006-03-10 by Stefan Trethan
I think the main question here is not about the CuCl stuff, we understand that well, but for copper. What happens with brass i wouldn t know. The bubbling
2006-03-10 by Stefan Trethan
... I could do the pour first thing, but what would be the reason for doing that? I still would need to route all signals, and having a colored area there in
2006-03-10 by garydeal
... Greg, I was waiting to see if someone else with more experience would answer, but I think the 1/3 (37%) HCl and 2/3 pharmacy-type (~3%) peroxide will
2006-03-10 by derekhawkins
... **If** your CAD program has the tools to redo the pour then what you said below is meaningless which was the point of my reply to the same; I would also
2006-03-10 by Stefan Trethan
... But why would i want to re-do it? I do the copper pour once, and then it s there, and i ll store it. It ll still be there next time i open the file. I ll
2006-03-10 by derekhawkins
... Pours can be redone each time you open the board file for editing. If your CAD program doesn t have a similar means of redoing pours then it sucks frankly.
2006-03-10 by Stefan Trethan
... huh? OK ;-), whatever... (What does the ratsnest have to do with copper pour?) ST
2006-03-10 by derekhawkins
... Doesn t have to be with Eagle. By design, the pour doesn t exist when you load the saved board. A **repour** will only occur after you use the ratsnest
2006-03-10 by James Newton
Ted, I m very glad you found that page useful. I wrote it when I first tried to use Eagle and was so frustrated by simple little differences like the cut =
2006-03-10 by Stefan Trethan
On Fri, 10 Mar 2006 17:33:29 +0100, kilocycles ... I would also say the copper pour must be the last step in the process. All traces are
2006-03-10 by kilocycles
The writer s description of the copper pour process is not completely accurate. He says to rip up the traces and let the autorouter work while doing the pour.
2006-03-10 by derekhawkins
... Doesn t matter, just click on ratsnest after changing track widths. The isolate setting in place (which you can change using the wrench icon) remains the
2006-03-10 by kilocycles
I did a Google on copper pour Eagle and found this gem. Here is a good link that succintly identifies many of the odd user interface aspects of Eagle (for
2006-03-10 by kilocycles
When you type the command polygon gnd to start the fill process of a polygon that way, gnd refers to the signal known by the schematic as gnd . For
2006-03-10 by derekhawkins
... This board has SMD components (albeit basic) on the bottom layer as you can see; http://www.pbase.com/eldata/image/46673206/large Thru hole devices can be