Re: [Homebrew_PCBs] Re: Please do NOT start a new thread by hitting REPLY
2006-06-07 by Stefan Trethan
... some of us simply prefer email over the forum style. ST
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Re: [Homebrew_PCBs] Re: Ammonium Persulphate
2006-06-07 by Stefan Trethan
... If you use large amounts of HCl and H2O2 it will definitely be more agressive. You ll tend to do that because you don t want to add stuff too often. But it
Re: Ammonium Persulphate
2006-06-07 by Andrew
... Ok - yeah - I suppose. I made my CuCl in a big batch to the right concentration/density before ever using it - and that took a few days. If you go the HCl
Re: [Homebrew_PCBs] Re: Please do NOT start a new thread by hitting REPLY
2006-06-07 by Lez
the way yahoo groups are going I dont think it will be long before I stop using them altogether, lots of other groups I m in use vbulletin, I think it has to
Re: [Homebrew_PCBs] Re: Ammonium Persulphate
2006-06-07 by Stefan Trethan
... Not really, if you start with HCl and H2O2 you can immediately etch boards and just have it grow. Remember the other etchants are usually made up from
Re: [Homebrew_PCBs] Luxury - was - Re: Please do NOT .....
2006-06-07 by Herbert E. Plett
gosh... oh, but then the 8008 with 8k, running at 80KHz, a TV and 90k floppy back then was top notch... ... __________________________________________________
Re: Ammonium Persulphate
2006-06-07 by fenrir_co
... Be careful here, and make sure it s the right chemical. Most shock I ve seen is chlorine-based.
Re: [Homebrew_PCBs] Luxury - was - Re: Please do NOT .....
2006-06-07 by Mycroft2152
Sure, and you had to dig graphite out of the ground to write on the papyrus. Myc ... __________________________________________________ Do You Yahoo!? Tired of
Re: [Homebrew_PCBs] Re: Ammonium Persulphate
2006-06-07 by Mycroft2152
Oh,yes. check the Beauy Supply shops for H2O2. Y0u can ususally get up to 40 volume (12%). Myc ... __________________________________________________ Do You
Re: Ammonium Persulphate
2006-06-07 by fenrir_co
... Here in the states I get 40 Volume to regenerate FeCl3, which is 12% I believe (About 3% per 10 Volume, which has to do with how much oxygen it gives
Re: Ammonium Persulphate
2006-06-07 by Andrew
... No hydroponics stores in Tassie ? Do they just grow their smoking tomatos out in the open down there :P Don t worry - I wont make any Tasmanian jokes.
Re: [Homebrew_PCBs] Re: Ammonium Persulphate
2006-06-07 by Bill Maxwell
Might just prove a little tricky here in rural Tassie andrew but thanks for the tip. I ll give it a try. What strength was the hydroponics store stuff? Bill
Re: [Homebrew_PCBs] Re: Ammonium Persulphate
2006-06-07 by Jeremy Taylor
Swimming Pool shops - It s called shock the brand I find around here is called baquil. it s 27% JT ... From: Bill Maxwell To: Homebrew_PCBs@yahoogroups.com
PCB Holy wars - was - Manuals for Protel
2006-06-07 by Andrew
... Here here. I think that Easytrax/Autotrax has the kind of usability that Word Perfect 5.1 for DOS did. Once you have memorised the obscure keystrokes
Re: [Homebrew_PCBs] Re: Ammonium Persulphate
2006-06-07 by Bill Maxwell
G Day Andrew As you mentioned Canberra, could you tell me your source for the peroxide? I have no problem locating the acid, coutesy of swimming pool shops and
Re: Ammonium Persulphate
2006-06-06 by Andrew
... It takes some time to make. It takes some time to look after before use. As you pointed out it takes some space. Vapours from it can wreak things. It does
Re: [Homebrew_PCBs] Re: Ammonium Persulphate
2006-06-06 by Stefan Trethan
... I wouldn t even be sure of that. There s no disadvantage of CuCl that i can see, so why would the others be better? As long as you have enough spare space
Please do NOT start a new thread by hitting REPLY
2006-06-06 by Steve
This is an example of what happens when you use an old message and hit reply :
Re: Ammonium Persulphate
2006-06-06 by stewart_bakeruk
Thanks to all of you who replied so promptly to my request. I now have some lines of enquiry to follow. Cheers & Beers Stewart G3RXQ
Re: RE : [Homebrew_PCBs] Manuals for Protel Autotrax / DOS Schematic
2006-06-06 by Mycroft2152
Take a look at DipTrace. Myc ... ... __________________________________________________ Do You Yahoo!?
Re: [Homebrew_PCBs] Ammonium Persulphate
2006-06-06 by Leon Heller
... From: stewart_bakeruk To: Homebrew_PCBs@yahoogroups.com Sent: Tuesday, June 06, 2006 7:28 AM Subject: [Homebrew_PCBs] Ammonium Persulphate Hi, Although I
Re: [Homebrew_PCBs] Ammonium Persulphate
2006-06-06 by Stefan Trethan
On Tue, 06 Jun 2006 08:28:21 +0200, stewart_bakeruk ... Either a chemical supply store or electronics supply store having pcb stuff. Both will see no reason to
Re: Ammonium Persulphate
2006-06-06 by Andrew
... After having a many year addiction to Amonium Persulphate I recently kicked the monkey and found a new religion. I now use Cupperic Chloride and will never
Ammonium Persulphate
2006-06-06 by stewart_bakeruk
Hi, Although I have been a lifetime user (addict) to Ferrice Chloride, I would like to try something a bit cleaner. Can anyone advise where I can purchase
Re: Manuals for Protel Autotrax / DOS Schematic
2006-06-06 by Andrew
... Sorry - it s easy to get confused when you are as dumb as i am. ... I think Gerber is standard everywhere in the world bar here. The supplier I was talking
[Homebrew_PCBs] Manuals for Protel Autotrax / DOS Schematic
2006-06-06 by Robert Hedan
Hi Andrew, Herbert said that, not me. :P I haven t outsourced yet, so I haven t been faced with picky suppliers. It must suck big time to have to put up with
Re: RE : [Homebrew_PCBs] Manuals for Protel Autotrax / DOS Schematic
2006-06-06 by Philip Pemberton
In message ... Because my EAGLE licence is a non-profit licence. I m designing something that may
Re: RE : [Homebrew_PCBs] Manuals for Protel Autotrax / DOS Schematic
2006-06-06 by Andrew
... Maybe weird aussie board houses that charge you extra if you dont supply you PCB in protel format. (no I am not joking about that)
Re: What kind of ink are we really seeking for?
2006-06-06 by Andrew
... I was thinking gelatine a few weeks ago - but don t have enough interest in direct-injket to give it a try. It can definitly be cured to be etchant
What kind of ink are we really seeking for?
2006-06-05 by Herbert E. Plett
I have not done any tests by myself yet, but what I have been reading makes me think of certain points: -there are apparently two sorts of ink: dye and pigment
Re: RE : [Homebrew_PCBs] Manuals for Protel Autotrax / DOS Schematic
2006-06-05 by Herbert E. Plett
why not simply use Eagle instead? ... __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam
Re: RE : [Homebrew_PCBs] Manuals for Protel Autotrax / DOS Schematic
2006-06-05 by Andrew
... Seeing as the software would probably 20 years old and the way the manuals for it originaly came - I would suspect the manuals got lost a long long time
RE : [Homebrew_PCBs] Manuals for Protel Autotrax / DOS Schematic
2006-06-05 by Robert Hedan
What happened to the manuals that came with the software?
Manuals for Protel Autotrax / DOS Schematic
2006-06-05 by Philip Pemberton
Hi, Does anyone know if the manuals for Protel Autotrax and/or DOS Schematic have been scanned and put online anywhere? I m trying to figure out how to use the
Anyone tried real photographic paper for toner transfer?
2006-06-05 by kilocycles
Just wondering...I have a few packs of Kodak polycontrast Black and White that probably have expired by now. Since that paper, after the development and
Re: [Homebrew_PCBs] Re: Epson R220 Continuous Ink System
2006-06-04 by Stefan Trethan
On Sat, 03 Jun 2006 03:24:53 +0200, Smokin Paul ... only a set of auto reset chips costs like... lots ($60 at inksupply.com). It is
Re: [Homebrew_PCBs] Kepro Sensitized pcb--- Old Stock still good?
2006-06-04 by guja
Kepro Dalpro : http://www.dalpro.net/about.html your boards are coated with dry film negative resist: http://www.dalpro.net/HOWTO.html ... davelandnni
Re: [Homebrew_PCBs] Re: Newb Catch-Up
2006-06-03 by Christopher Hart
I am working on HP inks, and still trying to combat a puddling problem on copper boards, but initial tests with foil seemed to hold up to warm running water
Re: Kepro Sensitized pcb--- Old Stock still good?
2006-06-03 by Andrew
... Dont know about Keppro - but Kinsten boards will go a bit blotchy and loose contrast after 1 or 2 years. (my boards are kept in a fridge) I have use board
Re: [Homebrew_PCBs] Kepro Sensitized pcb--- Old Stock still good?
2006-06-03 by Leon Heller
... From: davelandnni To: Sent: Saturday, June 03, 2006 6:19 PM Subject: [Homebrew_PCBs] Kepro Sensitized
Kepro Sensitized pcb--- Old Stock still good?
2006-06-03 by davelandnni
I just found a sealed bag of Kepro sensitized boards. Might be 5-10 years old. Stored in air conditioned area. Will they still work? Cat#522-465G 4 X6 X 0.62
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-03 by Lez
I have had no problem paypal ing money to ppl stateside for goods that they then post to me for repair or destruction, I must be really useless though
Re: [Homebrew_PCBs] Pros and Cons (revisited from long ago)
2006-06-03 by YD
... Ok, I ll agree on that. - YD. __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection
Re: [Homebrew_PCBs] Re: Epson R220 Continuous Ink System
2006-06-03 by Smokin Paul
... You could replace the auto-reset chips with the correct ones. Its actually pretty easy to do. Smokin Paul
Re: Epson R220 Continuous Ink System
2006-06-02 by fenrir_co
... You are better off getting a CIS from a real company such as MIS or Weink rather than off of eBay, a lot of them are cheap knockoffs of the higher quality
Re: [Homebrew_PCBs] Re: Pros and Cons (revisited from long ago)
2006-06-02 by Stefan Trethan
... I had the same idea a while ago, but relly opinions seem to differ too much. If you like set up a page with your opinion, and that s that. Still great for
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-02 by Stefan Trethan
... Yes, that s how i got my ink. But that s because i don t have a credit card. Aren t used much here, same as checks, no need since the banks seem to work
Epson R220 Continuous Ink System
2006-06-02 by mycroft2152
If the Epson R220 does prove out for direct to pcb inkjet resist printing. Here is a another vendor that offers a complete CIS package for the Epson R220,
Re: Pros and Cons (revisited from long ago)
2006-06-02 by Andrew
... Oh well - there shoots down that idea :( Will try think up another good idea next friday when I am on the turps again.
Re: [Homebrew_PCBs] Re: Practicality (was Zoran to ink)
2006-06-02 by Lez
... No, imprisoned here, but we have a way for some things, I am a member on a few yahoo groups, and with that you make friends, friends can send you