Re: Ferric Chloride - muck at bottom of tank question
2006-05-06 by lcdpublishing
Hmm, boiling - gasses - more chemicals - guy afraid of acids. I think I will be just happy waiting the 20 minutes or so :-) Thanks guys, I think I will stick
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Re: [Homebrew_PCBs] Ferric Chloride - muck at bottom of tank question
2006-05-06 by Leon Heller
... From: Stefan Trethan To: Sent: Saturday, May 06, 2006 10:57 PM Subject: Re: [Homebrew_PCBs]
Re: [Homebrew_PCBs] Ferric Chloride - muck at bottom of tank question
2006-05-06 by Stefan Trethan
On Sat, 06 May 2006 23:40:00 +0200, Leon Heller ... I know the boiling point of dilute solutions is high, even above that of water. But i have heated CuCl to
Re: [Homebrew_PCBs] Ferric Chloride - muck at bottom of tank question
2006-05-06 by Leon Heller
... From: Stefan Trethan To: Sent: Saturday, May 06, 2006 10:30 PM Subject: Re: [Homebrew_PCBs]
Re: [Homebrew_PCBs] Ferric Chloride - muck at bottom of tank question
2006-05-06 by Stefan Trethan
On Sat, 06 May 2006 23:10:56 +0200, lcdpublishing ... FeCl is best at about 45C to 50C i think. ST
Re: [Homebrew_PCBs] Ferric Chloride - muck at bottom of tank question
2006-05-06 by Stefan Trethan
On Sat, 06 May 2006 23:27:07 +0200, Leon Heller ... Do not heat any etchant containing HCl. HCl boils at very low temperature and large amounts of corrosive
Re: [Homebrew_PCBs] Ferric Chloride - muck at bottom of tank question
2006-05-06 by Leon Heller
... From: lcdpublishing To: Sent: Saturday, May 06, 2006 10:10 PM Subject: [Homebrew_PCBs] Ferric
Ferric Chloride - muck at bottom of tank question
2006-05-06 by lcdpublishing
Hi guys, I use Ferric Chloride for my etchant, I know there is neater stuff out there, but this works okay for me - plus I have a couple more bags of the
epoxy glue no good in CuCl long term
2006-05-06 by Stefan Trethan
Hi, just want to let you know 5 minute epoxy glue is not really suitable for long term use in CuCl, even out of the wet above the etchant it s no good idea.
Re: [Homebrew_PCBs] Re: Alternate solvent inks
2006-05-06 by William Carr
... There might be one positive element to using non-Epson printers. If you print with a machine that has the print head built into the ink tank, you could
Re: Alternate solvent inks
2006-05-06 by Steve
... All the Apple Stylewriters I ve seen are just run of the mill Canon printers rebadged. BC-01 cartridges and up, pigment black and dye colors. This company
Re: [Homebrew_PCBs] Alternate solvent inks
2006-05-05 by William Carr
... I was referring to the older Canon printers or Canon-engine based printers like my old Color Stylewriter. I have bottles of refill ink that I can t use in
Fastdry black waterproof inkjet ink
2006-05-05 by Steve Greenfield
OK, I can eat my words. Says it s glycol ether/diacetone alcohol based.
Re: [Homebrew_PCBs] Alternate solvent inks Re: Newbie Question III
2006-05-05 by Cristian
... against both Hitler and Stalin, the most powerful armies that time, Steve. We, in Romania remember that. They were, really the bravest. ... Sorry for that
epoxy glue no good in CuCl long term
2006-05-05 by Stefan Trethan
Hi, just want to let you know 5 minute epoxy glue is not really suitable for long term use in CuCl, even out of the wet above the etchant it s no good idea.
Re: [Homebrew_PCBs] Alternate solvent inks Re: Newbie Question III
2006-05-05 by Stefan Trethan
... ammonia is also in them, at least the MIS inks i have smell a bit. I recently read ammonia is used in / can be added to acrylic paint to slow down the
Alternate solvent inks Re: Newbie Question III
2006-05-05 by Steve
... Like who? All desktop printer inks that I m aware of use water, alcohol, and glycol as their solvent. Constraints of not drying in the head, drying quickly
Re: Laser vaporisation machining and EDM
2006-05-05 by Andrew
... Someone was talking about a 10W CO2 laser they tried to burn copper with just last week. They said that it would burn the substrate but did not touch the
Laser vaporisation machining and EDM
2006-05-05 by Michael Alleblas
Hello folks, I am currently in the process of gathering parts for a CNC servo driven XY plotter, which is going to be my university project also for my final
Re: [Homebrew_PCBs] RE : Design rules for hobbyist PCBs...
2006-05-05 by Alan King
... Supreme Being or just math? Calculate the number of electrons needed to switch, the length of time, and the odds of both reaching their number at exactly
Re: [Homebrew_PCBs] Status on Direct to pcb inkjet printing
2006-05-05 by Alan King
... This part really begs the question for what about the yellow is making it work. The gallon looks tremendously cheap in comparison to the small amounts
Re: [Homebrew_PCBs] RE : Design rules for hobbyist PCBs...
2006-05-04 by Stefan Trethan
On Fri, 05 May 2006 01:10:27 +0200, Robert Hedan ... The books usually say imbalances in components i think. If you believe in god, why not give the guy some
[Homebrew_PCBs] RE : Design rules for hobbyist PCBs...
2006-05-04 by Robert Hedan
Ok, I have a question about this page: http://www.instructables.com/ex/i/532834782C781029BC6B001143E7E506/ I ve never done this, been mainly using
Re: [Homebrew_PCBs] Status on Direct to pcb inkjet printing
2006-05-04 by Stefan Trethan
I do now have the ink. But not yet the printer. I tried painting by hand and it looks the yellow makes a much better looking coat than the black (the black
[Homebrew_PCBs] RE : Status on Direct to pcb inkjet printing
2006-05-04 by Robert Hedan
Darn, I have 2 bottles of ammonium persulphate, I was hoping it was the newer better stuff. I m finishing my curent batch of ferric chloride and was planning
Design rules for hobbyist PCBs...
2006-05-04 by Bill Westfield
FWIW, I ve published some advice/opinions and tutorial information on how to design your PCBs so that they re more easilly fabricated in a homebrew/hobbyist
Status on Direct to pcb inkjet printing
2006-05-04 by mycroft2152
Just to have one post today on the subject. Are there any new results? I did come across this during a discussion on another group: Sodium Persulfate is a good
Newbie Question III
2006-05-04 by William Carr
Okay, next stupid question from the newbie: Why are ya ll using Epson printers? They use water-based inks. Other manufacturers use alcohol-based inks. Is it
Re: [Homebrew_PCBs] Re: PCB EDM MILL Initial Tests
2006-05-04 by William Carr
... It s a CNC machine for making signage, cutting signfoam, wood, even brass if you use the lubricant spray. I don t have an engraver head so I don t think
Re: [Homebrew_PCBs] Re: PCB EDM MILL Initial Tests
2006-05-04 by roger lucas
... Yes it is, if you connect it to the mains. However there is nothing to stop you driving it with a variable frequency oscillator and a high voltage audio
Re: [Homebrew_PCBs] Digest Number 1432
2006-05-04 by Jim Miller
actually fish keepers do bubble co2 in order to feed the plants which produce the oxygen for the fish. lots of activity on yeast reactors, regulators, co2
Re: [Homebrew_PCBs] Re: Blue CuCl etchant... (was: Digest Number 1432)
2006-05-04 by Stefan Trethan
My apologies for the wrong subject of the previous post, but _someone_ changed it to Digest 1432 and i did not notice. ST
Re: [Homebrew_PCBs] Digest Number 1432
2006-05-04 by Stefan Trethan
... I must have missed the reference to ferricc chloride, i was thinking we talk about CuCl. ... Yes, that s why i wrote if you are keen on fatal accidents .
Re: [Homebrew_PCBs] Re: PCB EDM MILL Initial Tests
2006-05-04 by Codesuidae
... Isn t the frequency of an aquarium pump determined by the power line frequency? In the designs I ve seen its just a coil driven from the power line
Re: [Homebrew_PCBs] Digest Number 1432
2006-05-04 by Dave
... Ferric Hydroxide sinks. That s the brown, muddy stuff that forms when you etch boards with Ferric Chloride. The Copper shouldn t percipitate out and
Re: [Homebrew_PCBs] Re: PCB EDM MILL Initial Tests
2006-05-04 by roger lucas
Hi Curt, Thanks for the info, just a couple of points ... If it is just the Garden of EDM, don t bother to send at the moment, I have used bits of that but
Re: Newbie Question II
2006-05-04 by Andrew
... I think it would need to be a pretty strong etchant :D If you placed a totaly uncoated copper board in fresh persulphate or ferric etchant with the board
Re: [Homebrew_PCBs] PCB Software
2006-05-04 by Leon Heller
... From: William Carr To: Sent: Thursday, May 04, 2006 4:30 AM Subject: [Homebrew_PCBs] PCB
Re: PCB EDM MILL Initial Tests
2006-05-04 by Andrew
... Is that a CNC milling machine for cutting big hunks of metal - or one for cutting little bits of GRP and copper ? I would not leave a CNC milling machine
Re: [Homebrew_PCBs] Re: PCB EDM MILL Initial Tests
2006-05-04 by cristian
... I do, UNATTENDED, with positive results every time. Cristian
Re: [Homebrew_PCBs] Re: PCB EDM MILL Initial Tests
2006-05-04 by William Carr
... I have a CNC machine, and the idea of leaving it unattended .... no.
Newbie Question II
2006-05-04 by William Carr
Okay, I see the point about speed and repeatability being good motivation to re-invent the wheel on making PCB boards. What about an alternate use for the
PCB Software
2006-05-04 by William Carr
I have some PCB software on order. It s called Crocodile Clips, and I hear they use it a lot in the U.K. Anybody tried it? The PCB component is called RealPCB.
Re: [Homebrew_PCBs] Digest Number 1428
2006-05-04 by Donald H Locker
Hi, Roger. Sounds VERY cool. For electrodes, have you considered mechanical pencil lead. I have found the B hardness (fairly soft) to be a good conductor and
Re: EAGLE 4.16r1 Library interface Change?
2006-05-04 by Bill Westfield
... You have to have the Libraries tab in options/directories tab of the control panel set correctly. I don t know if your overwrite procedure would have
My moms more reliable than your mom - was Re: PCB EDM MILL Initial Tests
2006-05-03 by Andrew
... They have 48 complex mechanincal systems. Piezo electric effects are mechanical. And their main problem is you can t maintain them easily - you just throw
EAGLE 4.16r1 Library interface Change?
2006-05-03 by kilocycles
I just loaded version 4.16r on my new hard drive, and I found that I can no longer have my favorite libraries in a folder called Library as apposed to the
Re: Toner Transfer Methodology
2006-05-03 by kilocycles
Hi Mark, Welcome to the art and science of PC board making! There have been several threads on DipTrace and EAGLE since I ve been in the group, which is
Re: [Homebrew_PCBs] Re: PCB EDM MILL Initial Tests
2006-05-03 by Alan King
... Um, isn t that part true of absolutely everything? Getting 24 wire feeds to the point of not having hiccups will take a buttload of over engineering, Jlo
Re: [Homebrew_PCBs] Re: PCB EDM MILL Initial Tests
2006-05-03 by Alan King
... Which inkjet also has 24+ independent complex mechanical systems that have to be maintained? It s a relative PITA to keep 2 or 3 of something like that