Re: [Homebrew_PCBs] Re: How to dispose of etchant?
2010-01-10 by KeepIt SimpleStupid
All you nned to know http://www.sciencelab.com/xMSDS-Ferric_Chloride_TS-9925886 Basically search for MSDS ferric chloride As for disposal, use household
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Re: [?? Probable Spam] Re: [Homebrew_PCBs] Re: Pulsar PCB Fab System. Any good?
2010-01-10 by Andrew Mathison
Dear Brian Lalor thanks for clearing that (totally misleading) infos up!! Happy 2010 regards Andy ... I corrected myself later. The stripe was only showing up
Re: [Homebrew_PCBs] Re: How to dispose of etchant?
2010-01-10 by Stefan Trethan
Not flammable as such, decomposing H2O2 produces oxygen of course, which strongly accelerates combustion. I d not be worried, the quantities are low and the
Re: How to dispose of etchant?
2010-01-10 by nathan_h_tna
Are the fumes flammable? Unfortunately I would have to store this in my basement, about 20ft away from my gas furnace and bedroom..
Re: [Homebrew_PCBs] Re: Pulsar PCB Fab System. Any good?
2010-01-10 by Brian Lalor
... I corrected myself later. The stripe was only showing up on one cartridge, not both. I’ve since purchased an official HP toner cartridge. I’m getting
Re: [Homebrew_PCBs] Re: Pulsar PCB Fab System. Any good?
2010-01-10 by Andrew Mathison
Hi awakephd I was right, he posted the following (which I replied to AND it was also included in my reply), what do you say now Andy? At best it was totally
Re: [Homebrew_PCBs] Re: Pulsar PCB Fab System. Any good?
2010-01-10 by Andrew Mathison
Hi awakephd sorry, I thought he said that both cartridges showed the same problem.......if that was not true, please accept my apology. I will re-read what
Re: Pulsar PCB Fab System. Any good?
2010-01-10 by awakephd
Andy, I hate to disagree with someone who has such an excellent name, but I am 99% sure it is the light-sensitive drum that is contained in the HP toner
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-10 by Stefan Trethan
Personally, I think it s the best choice in the low end market. I ve used it for years. It s user friendly enough that I also make front panels and many
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-10 by cary heestand
Stefan, thank you for the answer. I m not very computer literate, so I will start with Target. Seems to have it all, schematic, board layout and
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-10 by Piers Goodhew
Seems to be common to Eagle OSX printing across quite a wide range of printers (several manufacturers), so I doubt it s the driver. Given that OS X prints the
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-10 by Andrew Mathison
Hi Stefan Trethan you could be right, but I have a feeling that the problem is from the printer driver. It could also be the printer firmware, so I would
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-09 by Peter Harrison
The offset pad/hole thing happens on my Snow Leopard with a Samsung 1640 printer as well. Printing to a PDF gets around it and also leaves you with a
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-09 by Stefan Trethan
Could be an OS X specific problem then? Best to ask Cadsoft support about it, they reply timely, even if it is just a no can do sometimes. (Things are gonna
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-09 by Piers Goodhew
Yep, I have seen exactly that with Eagle on OS X (and recall another lister seeing it). Further, I now (under Snow Lep) get super-fat outlines on pads/holes
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-09 by Leon Heller
... PCB Artist is a special version of Easy-PC, supplied by Advanced Circuits. It doesn t generate Gerbers (Easy-PC does, of course) but I believe that AC
[Homebrew_PCBs] Pulsar PCB Fab System. Any good?
2010-01-09 by Andrew Mathison
Dear Brian Lalor the stripe is most likely to be something wrong with the printer. Its MOST unlikely to come from any toner cartridge, let alone 2 of them
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-09 by Stefan Trethan
Of course Target does Gerber. In the following lineup you can see all licensing options, the free discover version includes a text comment in the gerber
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-09 by cary heestand
... From: Stefan Trethan Subject: Re: [Homebrew_PCBs] poor output from Eagle To: Homebrew_PCBs@yahoogroups.com Date: Saturday, January
Re:Pulsar PCB Fab System. Any good?
2010-01-09 by Buddy
I use Pulsar s products with very good success. The decal making process that they have is also very good and makes very fine looking decals. I use a couple of
Re: [Homebrew_PCBs] poor output from Eagle
2010-01-09 by Stefan Trethan
Eagle 4 does not have that error, at least I ve never seen it. But I m really not surprised, Eagle is crap after all (my right to say as I think, free speach
poor output from Eagle
2010-01-09 by Brian Lalor
I’m finally trying to make this board! And the frustration mounts… Aside from printer and tool issues (the adapter Dremel sent me for the model 210 drill
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-09 by Simao Cardoso
... Sorry the localized url. It s what google gives me according to my localization/IP. I think it shows it in English to most off you. Correcting:
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-09 by Simao Cardoso
... refered on this page http://books.google.pt/books?id=1Pbkeu6dZ_sC&pg=SA34-PA3 more on this page http://books.google.pt/books?id=1Pbkeu6dZ_sC&pg=SA34-PA16
Re: Pulsar PCB Fab System. Any good?
2010-01-08 by awakephd
The stripe that you are describing sounds like a bad drum to me. The good thing about HP toner cartridges is that they include the drum -- so a new cartridge =
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-08 by Simao Cardoso
... I should do it too, but in another moment off non confirmed comments; if i read it right or if is still used the stabilizer for peroxide decomposition are
Re: [Homebrew_PCBs] Pulsar PCB Fab System. Any good?
2010-01-08 by DJ Delorie
... I do, but I have a gallon tank of that, easier to just swish the board around in it. Not sure I want to stick my hand into an acid bath, even with rubber
Re: [Homebrew_PCBs] Pulsar PCB Fab System. Any good?
2010-01-08 by Stefan Trethan
Well if all else fails I would see if there is a glass slot on the laser assembly (usually near the top/front, black thing) and try cleaning that slot. ST
Re: [Homebrew_PCBs] Pulsar PCB Fab System. An y good?
2010-01-08 by Brian Lalor
On Fri, 8 Jan 2010 18:28:28 +0100, Stefan Trethan ... I ve shaken, rattled, and rolled those cartridges to within an inch of their
Re: [Homebrew_PCBs] Pulsar PCB Fab System. Any good?
2010-01-08 by Stefan Trethan
Off-brand cartridges never worked for me, but the stripe could be bad, maybe something on the mirror/laser assembly? Try taking the cartridge out and shake it
Re: [Homebrew_PCBs] Pulsar PCB Fab System. An y good?
2010-01-08 by Brian Lalor
... Why don t you use HCl and H2O2? -- Brian Lalor blalor@bravo5.org
Re: [Homebrew_PCBs] Pulsar PCB Fab System. Any good?
2010-01-08 by DJ Delorie
I don t know if I m the godfather here, I learned a lot from others too... Anyway, I ve got Pulsar s system and it works just fine, within the limits of what
Re: [Homebrew_PCBs] Pulsar PCB Fab System. An y good?
2010-01-08 by Brian Lalor
... Thanks for the info, everyone. I ll do a little more experimenting before giving up on the printer, but I m going to hedge my bet and pick up an HP P1006
Re: [Homebrew_PCBs] Pulsar PCB Fab System. Any good?
2010-01-08 by kabowers@NorthState.net
... When you are ready to print, look at print quality under printer properties; set for best quality, highest resolution, etc. All sorts of things may be
Re: [Homebrew_PCBs] Pulsar PCB Fab System. Any good?
2010-01-08 by Harvey White
... It may not work all that well. I have problems with toner density. See if you can increase the density of the toner either through a front panel setting
Re: [Homebrew_PCBs] Pulsar PCB Fab System. Any good?
2010-01-08 by Harvey White
... You re using essentially what I use, but there are a few caveats.... I m doing 0.5 mm TQFP packages and 0.010 mm traces. Still working on getting that
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-08 by Stefan Trethan
Seems you are right one would need to use tin/lead. Some sources say sulphuric acid / peroxide attacks tin. Well, one would have to dig out the discussion from
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-08 by Simao Cardoso
... Ohh sorry it s obviously nothing personal, but you mentioned at least 2 times recently that sulfuric etchants won t etch tin. I don t know much about this,
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-08 by Stefan Trethan
I didn t understand what you are saying there. Anyway I made it plenty clear that my information about this etchant is very thin indeed. ST
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-08 by Simao Cardoso
... I don t know why Stefan Trethan says that, i also said lots of very wrong things in here already, but is really bad when we induce people in mistake. The
Re: [Homebrew_PCBs] Pulsar PCB Fab System. Any good?
2010-01-08 by Brian Lalor
... It sounds like several people have had success with this system, including DJ Delorie, who seems to be the Godfather of DIY PCBs ‘round these parts. I
Pulsar PCB Fab System. Any good?
2010-01-08 by jimofc300
Hi, While bumbling around the Internet, I ran across a company that sure sounds good for easy PCB fab. It is Pulsar Professional FX at
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-08 by Volkan Sahin
Hi Stefan, Sorry for the typo, I couldn t write your name correctly. ... From: Volkan Sahin Subject: Re: [Homebrew_PCBs] Dry film tenting
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-08 by Volkan Sahin
Hi Simao,Stephan, Thanks for your help. I no longer use dichromated resist because of environmental issues. I tried to get liquid resist from the e-bay
Re: [Homebrew_PCBs] How to dispose of etchant?
2010-01-07 by Derward Myrick
... From: Simao Cardoso To: Homebrew_PCBs@yahoogroups.com Sent: Wednesday, January 06, 2010 9:37 PM Subject: Re: [Homebrew_PCBs] How to dispose of etchant? ...
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-07 by Simao Cardoso
... Increase pad anular ring. Ugly but works. ... Dont go with nickel. It seems cheap and will be great to immersion gold finish but it don t resist in CuCl
Re: [Homebrew_PCBs] Dry film tenting problem & pattern plating
2010-01-07 by Simao Cardoso
... Maybe its better to use dip coating of LPI resists filling the holes. You referred an homebrew resist off PVA and dichromate, other is acrylic resin and
Re: [Homebrew_PCBs] How to dispose of etchant?
2010-01-07 by Simao Cardoso
... I should know already to not step on the long experience off so much of you in here. You use it better than i did, or most people do. My comment intention
Re: [Homebrew_PCBs] Re: How to dispose of etchant?
2010-01-06 by Stefan Trethan
You should store it in a covered container, but with a small pressure relief opening. Like a small hole, perhaps even covered with a piece of foam rubber to
Re: How to dispose of etchant?
2010-01-06 by nathan_h_tna
If I don t dispose of the acid/peroxide solution after just one use, how should I store it? Should I be concerned about storing it in my basement?