Re: [SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-17 by Felipe Baldner
Hi Bernie. Yes, it s exactly what you understood... I apply the iron on the paper while it is wet with alcohol. It s not to soak or drench it, just enough so
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Re: [SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-17 by Bernie Fernandez
Hi Felipe, When the board is fully clean, i place tha paper on top of the board, toner on the copper and, again with cotton and alcohol, make the paper stick
Re: [Homebrew_PCBs] Re: OrCAD
2007-10-16 by Bob Macklin
Norm, No I have not. But I do still have my last DOS version from 1993. But I like the 1998 Windows version better. And I like it better than any of the
Re: OrCAD
2007-10-16 by Norm Stewart
Bob - Have you run across this Yahoo group? OldDosOrcad - users of many versions of the old reliable. I use SDT III and the PCB of the same vintage . . .
Re: [SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-16 by Bob Macklin
I use Orcad to do my PCB. It is professional software. It has the Gerber tool built in. It s much better than any of the free or low cost stuff. Bob Macklin
Re: [SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-16 by Felipe Baldner
I m new here, but seeing as how many people still use toner transfer I d like to share my ideas. The boards I make have very good results, I d say that 95% of
Re:TouchUp Pens??
2007-10-16 by RICHARD HEILIGER
I don t get pinholes!! Look at my post under TT Technique. Use the right paper. RD [Non-text portions of this message have been removed]
[SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-16 by Andrew
... Long live the impact dot matrix printer. (Actually we don t have to wish it a long life - it will still be running when all those inkjets are in landfills)
Re: [SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-16 by DJ Delorie
... Ok, you might need this tip then... Put the paper on a cooling rack in a box or plastic container with a container with a small amount of water. Don t let
Re: [SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-16 by Mike
I only have a dot matrix printer. The way I use toner transfer technique is to print the circuit out on a plain sheet of paper, cut it out and pasted it to
Re: [SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-16 by Bob Macklin
I have a gerber Tool that allows me to make a panel of patterns. In this case I set it up to make 12 patterns an a full sheet. I used one sheet for the top and
Re: [SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-15 by Bob Macklin
Because of the size of this thing I don t plan on having a silkscreen. But I am going to use a solder mask. This board is 1X3 inches. I can get 4 or 5 boards
Re: [SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-15 by DJ Delorie
I never use whole sheets of TT paper. I print out the design on plain paper, cut out a TT swatch a little bigger than the board, tape it to the pre-printed
Re: [SPAM] Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-15 by Harvey White
... I can understand that. Cost of etchant, 50 cents cost of paper for really small board 1.50 cost of green foil and white foil for really small board 30
Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-15 by Bob Macklin
Thanks for the info. I think the stuff I used in 1997 was DATAK. But I cannot be sure. I plan to try the MG Chemicals stuff next mont. I can purchase everyting
Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-15 by Harvey White
... I think that stuff has improved a bit since then in terms of the photoresist stuff. ... I ve used MG chemicals stuff, it s good and works. Make sure you
Re: [Homebrew_PCBs] TouchUp Pens??
2007-10-15 by Bob Macklin
First I tried this on 1/16 stock. When that worked I went to the 1/32 piece. What I had been doing is just holding the iron in one place under a much
Re: [Homebrew_PCBs] TouchUp Pens??
2007-10-15 by sml
what method did you use to get a good transfer? ... [Non-text portions of this message have been removed]
TouchUp Pens??
2007-10-15 by Bob Macklin
I finally got a good toner transfer on the 1/32 board. Now I need to fill the pin holes. I do have some Sharpies here. But I also ave some artists acrylic
Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-15 by Bob Macklin
I have done lots of photo resist stuff in the past. Pre 1995. But in about 1997 I picked up some supplies at a local dealer that served the retail/hobby
Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-15 by Harvey White
... I ve done some photo resist stuff, what s the problem? Harvey
Anyone (yet) found a good UK paper?
2007-10-15 by Lez
Anyone (yet) found a good UK paper? -- Lez http://groups.google.com/group/recycled_citroen_uk/
NASA Design Contest for Engnieers - free T shirt for each entry
2007-10-15 by swami nathan
Friends.... Hi, This is from NASA (Solid Works too), and every entry will get one free shirt also. its is organized for educational service
Re: [Homebrew_PCBs] Re: TT Technique??
2007-10-15 by Bob Macklin
Thanks tor the link on the tool. That looks like a better solution for my current need. OTOH: I have experiamce making PCB photographicly. I still have the
Re: [Homebrew_PCBs] Re: Direct Printing : how to begin
2007-10-15 by Michel Baguet
In fact, I didn t take care for the cartridges, they are the one that stood on the printer for at least a year and not epson brand but a pelican compatible.
Re: TT Technique??
2007-10-15 by rdheiliger
I use the HammerMill Office Glossy paper. I did a search on the web and bought a 300 count package for less than $10 including shipping. I have tried a lot of
Re: [Homebrew_PCBs] Datak??
2007-10-15 by Bob Macklin
Yahoo found it! It s Philmore-Datak! http://www.philmore-datak.com/ Google did not find it. I was looking for an actual website rather than product listings at
Re: [Homebrew_PCBs] Datak??
2007-10-15 by Kim Vellore
Here is Yahoo s.... http://www.industrialelectronics.biz/philmore/datakproduct.htm
Re: [Homebrew_PCBs] Datak??
2007-10-15 by Ross McKenzie
Google again... Datak Corp., The 3660 Publishers Dr. Rockford, IL 61109 *Phone:* 815-874-2301 *Fax:* 815-874-2896 Dry Transfer Lettering, Protective Coatings
Re: [Homebrew_PCBs] Datak??
2007-10-15 by Bob Macklin
I am looking for the DATAK that makes PCB supplies. Bob Macklin Seattle, Wa.
Re: [Homebrew_PCBs] Datak??
2007-10-15 by Ross McKenzie
Google suggests www.datak.net There now that wasn t too hard was it . Good night. Ross
Datak??
2007-10-15 by Bob Macklin
Does Datak have a website? Bob Macklin Seattle, Wa.
Re: [Homebrew_PCBs] TT Technique??
2007-10-15 by DJ Delorie
I use a laminator, but the key for me seems to be three things: 1. HOT. I let the laminator heat up completely. 2. Multiple passes. It takes a while for the
TT Technique??
2007-10-15 by Bob Macklin
What is the secret to successfuk Toner Transfer? I have been consitently getting only partial transfers. I have been cleaning the copper as well as I know how.
Re: [Homebrew_PCBs] Re: Direct Printing : how to begin
2007-10-14 by DJ Delorie
... Ick, looks like the ink would rather stick to itself than the copper. Thanks for the instructions, though. Maybe I ll play with it anyway if I get bored
Re: Direct Printing : how to begin
2007-10-14 by Steve
I use SSC, too. I ve rescued a -lot- of clogged Epsons, some that have sat for years after clogging. Use the solution I gave on my site, and use lots and lots
Re: Direct Printing : how to begin
2007-10-14 by bagmik
A test with pre-heated copper @ 60°C (140F) give a better result see photo album Stylus Color 600 original ink on copper
Re: [Homebrew_PCBs] Re: Direct Printing : how to begin
2007-10-14 by Michel Baguet
First, take a look at the results, the 3 photos in album Stylus Color 600 original ink on copper that I uploaded to get sure you wanna try. I will probably
Re: [Homebrew_PCBs] Re: Direct Printing : how to begin
2007-10-14 by Michel Baguet
one more word, I used the SCC service utility to clean the print head http://www.ssclg.com/epsone.shtml DJ Delorie wrote: ... Hey! I ve got
Re: [Homebrew_PCBs] Re: Direct Printing : how to begin
2007-10-13 by DJ Delorie
... Hey! I ve got one of these on the shelf; the black ink was dead last time I used it (long ago) but the color inks at least worked (then, will have to get
Re: Direct Printing : how to begin
2007-10-13 by bagmik
... I recently discovered that people were printing PCB directly on copper So I modified an old EPSON Stylus Color 600 to give it a try. Results were poor, see
Re: [Homebrew_PCBs] Re: CNC / Milling Machine
2007-10-12 by sml
Thanks, looks quite interesting, but looking to get something ready to roll so to speak shawn ... [Non-text portions of this message have been removed]
Re: CNC / Milling Machine
2007-10-12 by John Hansford
Here s a picture of what s being pursued with the fireball project..... http://www.fireballcnc.com/access/ Save the image and then decrease the size of it to
Re: [Homebrew_PCBs] Re: CNC / Milling Machine
2007-10-12 by Herbert E. Plett
... ... I am ... prototype PCB s ... now seems as ... production like ... can cost ... for various ... with a ... SMT boards ... expensive ...
Alps Printers
2007-10-12 by Bob Macklin
I have been reading the arcives and I did find some refereces to using the Alps Dry-Transfer printers. But has anyone tried using an Alps printer for the TT
Re: CNC / Milling Machine
2007-10-11 by Fred Smith
... This may be of interest: http://tinyurl.com/fjsmj Servo system starts at $1995, includes Gerber trace isolation with interference checking, drilling, and
Re: CNC / Milling Machine
2007-10-11 by Chris Horne
... Shawn 4 x 6 is well within the capabilities of a retro fitted seig X1 micro-mill and it is capable of proper machining of metal for panel cut-outs etc. or
Re: [Homebrew_PCBs] CNC / Milling Machine
2007-10-11 by Mark Brueggemann
... Got any links for these? ... I use a QuickCircuit at work, and the precision and repeatability is fantastic. I think it was in the neighborhood of $15K
Re: CNC / Milling Machine
2007-10-11 by mark.mickelsen
Have you checked with Mike Beck? He might be able to help you. mike@mikebeck.org or http://www.mikebeck.org/ ... accuracy, ... converted), ... these ... with
Re: CNC / Milling Machine
2007-10-11 by sml_caerus
Additionally, i think the biggest requirement is the accuracy, as i will be using a lot of TSOP/SOP packages. I have been talking with someone who builds