Re: PCB cleaning method
2004-11-16 by Phil
... Cleaning isn t the issue. Generally, you dont want a residue and any polish will leave one though it might not be visible. It might be that the stuff
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Re: PCB cleaning method
2004-11-16 by daveismissing
Have you guys tried a mechanical polish - with a fiberglass brush for instance. ( a big bundle of fibers stacked on end in a housing) I think it comes out
Re: There is no way that water soluable paper will work for TT.
2004-11-16 by Phil
... No, you aren t. The thesis is presuposed on the premises that all possiblities have been tried and the infallibility of one organization. That s a risky
Re: There is no way that water soluable paper will work for TT.
2004-11-16 by crankorgan
Mike, If the paper acts just like real paper until water hits it why do you think it won t work? You are soaking your paper and pealing it back. Having the
There is no way that water soluable paper will work for TT.
2004-11-16 by mikezcnc
How do I know that? Very simple deduction: www.pulsar.gs did all the research and then some. We ll see soon how wrong my method of thinking is. Mike PS Staples
Wash Away Paper
2004-11-16 by crankorgan
Ignore this one if I posted it already. Bottom of page http://softexpressions.com/software/notions/foundapapers.html#was
Re: Dissolving Paper 2
2004-11-15 by Steve
...
Re: [Homebrew_PCBs] Re: Dissolving Paper 2
2004-11-15 by Stefan Trethan
On Mon, 15 Nov 2004 21:03:24 -0000, cybermace5 ... I wouldn t want the smudge in my etchant.. AND i m of the curious sort - much to
Re: Dissolving Paper 2
2004-11-15 by cybermace5
... them. ... If it holds a sharp image and dissolves away easily, then it s an even better option than Press n Peel at the same price. In my mind there are
Re: Dissolving Paper 2
2004-11-15 by Steve
It hasn t bounced yet, but if I don t get a reply in a day I ll call them. Interested in the online store that carries the water soluble paper for only $4.04
Re: Electrostatic Toner Transfer
2004-11-15 by Steve
... the readings ..... in my experience s with IR -snip- entire previous message Please don t forget to trim. Eventually we ll reach the storage limit on
Re: Dissolving Paper 2
2004-11-15 by Steve
That Mitsui.com link bounced for postmaster@, webmaster@, and sales@, but so far the original email address has not bounced back. I found that quilters
Re: Dissolving Paper 2
2004-11-15 by crankorgan
Steve, The spy paper also looks good. Can you phone the company that is bouncing the Emails? John
Dissolving Paper
2004-11-15 by Steve Greenfield
Hello, I am the Listowner of the Yahoogroup Homebrew_PCBs. One of the members sent me a link to your website. I apologize for sending this to so many
Re: Dissolving Paper 2
2004-11-15 by Steve
I m trying; I m CCing it to the list. If nothing else, there s an office 45 minutes from me in Seattle. Steve Greenfield ... bottom of this page ??
Dissolving Paper
2004-11-15 by Steve Greenfield
Hello, I am the Listowner of the Yahoogroup Homebrew_PCBs. One of the members sent me a link to your website. One of the methods we use for making Printed
Re: Electrostatic Toner Transfer
2004-11-15 by Steve
I was refering only to your post on this group. Steve Greenfield
Re: Water Soluble Paper
2004-11-15 by Phil
I ve often thought of putting a board+fused toner+paper in the oven at around 450F to char the paper. It ought to come off pretty easy. Maybe next time I ll
Re: Scratch and Etch? has anyone?
2004-11-15 by Dave
... Hmm, electrostatically charge the laser-printer toner, and then sprinkle it across the board? I suppose (if you were careful not to turn the board over or
Re: Water Soluble Paper
2004-11-15 by Dave
... This is probably a Real Dumb idea, but has anyone thought of any other ways of removing paper? I suppose it wouldn t be too smart to run flash paper
Re: [Homebrew_PCBs] Electrostatic Toner Transfer
2004-11-15 by Thomas
... measure shiny copper. Ideas?
Electrostatic Toner Transfer
2004-11-15 by gettingalongwouldbenice
I posted a picture of the next generation electrostatic toner experiment to the photos page. I ripped the fuser out of my HPLJ4L. Printed the image on inkjet
Re: Dissolving Paper 2
2004-11-15 by cybermace5
... well. ... http://www.joann.com/catalog.jhtml;$sessionid$IQTUE4YAAGPXKP4SY5LRIHR50LD3UEPO?CATID=82283&PRODID=74030 ... This all looks very interesting...at
Electronic Barn Bloomfield NJ
2004-11-15 by crankorgan
The Electronics Barn in Bloomfield closed down. You can still get NTE ICs and other parts two doors over.
Re: Dissolving Paper 2
2004-11-15 by crankorgan
Phil, The stuff seems to be very common on the Internet. It s a shame the email address on that other place is bad. I though I had it for sure that time. I
RE: [Homebrew_PCBs] Re: Regenerating etchant??
2004-11-15 by Leon Heller
... If CuCl2 etchant is correctly made up, there will be very little free HCl around, it ll all be in the form of ions. Similar to FeCl3 solution, that
Re: Regenerating etchant??
2004-11-15 by Phil
... wrote: ... Is that a good idea? HCl has a bp of around 50C. I dont think HCl vapor is a good thing to have around.
Re: Regenerating etchant??
2004-11-15 by gettingalongwouldbenice
... Chemistry is good...but...let s do a thought experiment. Keep etching and regenerating until you ve etched a ton of copper in your pint of etchant. The
RE: [Homebrew_PCBs] Re: Regenerating etchant??
2004-11-15 by Leon Heller
... Are you heating it? CuCl2 needs to be warm to work properly. Leon
Re: Dissolving Paper 2
2004-11-15 by Phil
This looks like a slightly better deal and *should* be easier to obtain. My local Jo-Anns didn t have it but I got free blank stares from the clerks when I
Re: Regenerating etchant??
2004-11-15 by Phil
... oxygen ... This doesn t balance. where does the other Cl go? But the reaosn for my post is a question about this process. I can bubble for 48+ hrs and get
Re: [Homebrew_PCBs] Regenerating etchant??
2004-11-15 by Adam Seychell
... Thats not the full story, the regeneration reaction consumes both oxygen (from air) and free hydrochloric acid. Overall it is; CuCl + O + 2HCl - CuCl2 +
Water Soluble Paper
2004-11-14 by crankorgan
Found more under Water Soluble Paper. I bet it is sitting in some form in a local store. http://www.meinketoy.com/catalog2.htm?item=189
Dissolving Paper 3 Spy Paper
2004-11-14 by crankorgan
I have found several refrences to Dissolving Paper so I think it should still be out there. Here is another place. With an online store
Re: Regenerating etchant??
2004-11-14 by Gary
When you Etch with Ferric Chloride, you Create Cupric Chloride. I Can t believe Cupric Chloride will etch copper at all. But if you ve added enough muratic
Re: [Homebrew_PCBs] Dissolving Paper 2
2004-11-14 by John Kent
My messages to it have bounced ... John ... From: Thomas To: Homebrew_PCBs@yahoogroups.com Sent: Sunday, November 14, 2004 2:48 PM Subject: Re:
Re: Dissolving Paper 2
2004-11-14 by crankorgan
Give it time to load. They show normal sheets of paper that dissolve when hit with water. They are asking for uses for the paper. I figure Steve could
RE: [Homebrew_PCBs] Regenerating etchant??
2004-11-14 by Leon Heller
... It s converted to cupric chloride, which is quite a good etchant in it s own right, if the pH is correct. Leon
Regenerating etchant??
2004-11-14 by gettingalongwouldbenice
In the files section are instructions for making etchant from muratic acid and hydrogen peroxide. Sounds like something interesting to try. As I understand it,
Re: [Homebrew_PCBs] Dissolving Paper 2
2004-11-14 by Thomas
Am I the only one hav n a bad run with the email address at the bottom of this page ?? http://www.mitsui.com/mdp/mdppage.htm Thomas ... From: crankorgan To:
Dissolving Paper 2
2004-11-14 by crankorgan
http://www.mitsui.com/mdp/mdppage.htm
Dissolving Paper
2004-11-14 by crankorgan
http://www.ezquilt.com/products/notions/disolveaway.htm
Re: Electrostatic Toner Transfer
2004-11-14 by crankorgan
Steve, If you read my INFO section on my website and then come back over you might read what I wrote differently. I have to be tough on my website because I
Re: Electrostatic Toner Transfer
2004-11-14 by Steve
To address the idea: I suspect you ll see the same thing you ll see when playing with a van de graaf generator- toss some snipped up tinfoil bits at a running
Re: Electrostatic Toner Transfer
2004-11-14 by Steve
I ve read what John K. said over and over. I can t see anything snide or sarcastic in it. I think you need to tone down your own snideness. Steve, the
Re: Questions about building a CNC machine
2004-11-14 by gettingalongwouldbenice
This is what you need: http://www.p-m-services.co.uk/rs274xc.pdf mike
Questions about building a CNC machine
2004-11-14 by Bob Weiss
I know there is another Yahoo group for this but I can t get my messages to post there for some reason and was hoping someone here has experience with this...
Re: pre-sensitized photo resist board prices
2004-11-13 by Ben H. Lanmon
... I use the MG Chemical series 600 boards. Have very good results with them. I have seen the other boards they sell but have never tried them out. I do
Re: [Homebrew_PCBs] Tci Program....An Experiment, Help Please.
2004-11-13 by Philip Pemberton
In message ... ^^^^^^^^^^^^ UGH! Visual Basic 6 runtimes.... No wonder it s so big. Later. -- Phil.
Re: Electrostatic Toner Transfer
2004-11-13 by crankorgan
Mike, Hang in there! I ment no harm. I just think the static charge might not be working or needed. I think once the toner gets on the paper the static charge