Laser toner on Silicone sheet??
2009-09-23 by buckeyes1997
I read on this forum a while back about a guy that squeegied hitemp silcone onto a paper sheet and printed on that to make the heat transfer work better
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Re: Undelivered Mail Returned to Sender
2009-09-23 by AlienRelics
Please send these to me off-list. Thanks, Steve Greenfield
Re: [Homebrew_PCBs] Re: First PCB made, attempt = unsuccesful, some leasons learnt some
2009-09-22 by Gaurav Verma
I used Tina PCB which is a part of Tina Design Suit. ... -- Gaurav Verma Email - Gaurav.Verma.MCA@gmail.com Phone - 9910732960 [Non-text portions of this
Re: [Homebrew_PCBs] Re: First PCB made, attempt = unsuccesful, some leasons learnt some
2009-09-21 by michael tenore
What software did you use for thr PCB layout? 73 Mike ________________________________ From: Eldon To: Homebrew_PCBs@yahoogroups.com Sent:
Re: [Homebrew_PCBs] Re: First PCB made, attempt = unsuccesful, some leasons learnt some
2009-09-21 by Gaurav Verma
Thanks a ton its a great link... ... -- Gaurav Verma Email - Gaurav.Verma.MCA@gmail.com Phone - 9910732960 [Non-text portions of this message have been
Re: First PCB made, attempt = unsuccesful, some leasons learnt some
2009-09-20 by Eldon
Wow - I have great luck with Laser Toner Transfer, after I have learned some tricks - Check it out at: http://wa0uwh.blogspot.com/search/label/PCB Eldon
Re: Solder mask liquid,
2009-09-20 by jcarlosmor
... Did you had free time to check your oven temperature? Or do you have an industrial oven, with ventilation, exhaust fans and so on? I was wondering if
Re: Looking at an HP LaserJet 2100
2009-09-19 by Erik Knise
Well I picked one up from Re-PC in Seattle. The first test page went well, the second got worse, third even worse. So I tried the magical shake the toner
RE: [Homebrew_PCBs] First PCB made, attempt = unsuccesful, some leasons learnt some questions
2009-09-19 by Gaurav Verma
Hi Thanks a ton everyone, I will retry an attempt probably tomorrow or next week depends if the shops are open on sunday... I am most grateful for all the help
RE: [Electronics_101] Re: First PCB made, attempt = unsuccesful, some leasons learnt some questions
2009-09-19 by Gaurav Verma
... From: Gaurav Verma Date: Sat, Sep 19, 2009 at 10:15 PM Subject: Re: [Electronics_101] Re: First PCB made, attempt =
Re: [Homebrew_PCBs] First PCB made, attempt = unsuccesful, some leasons learnt some questions
2009-09-19 by Harvey White
... No, that was one that I tried to make with electrical tape for resist, many years ago. ... You want as much toner as possible, that becomes the resist.
Re: [Homebrew_PCBs] First PCB made, attempt = unsuccesful, some leasons learnt some questions
2009-09-19 by DJ Delorie
You *should* use the darkest setting your printer supports. If the toner spreads, you re probably melting it instead of just softening it. Try a lower heat
First PCB made, attempt = unsuccesful, some leasons learnt some questions
2009-09-19 by Gaurav Verma
Hi I tried to make my first PCB. It didnt work out. It was the ugliest PCB ever made :-( I used toner transfer method. What I learnt. 1. Dont print the image
Re: [Homebrew_PCBs] Harbor freight laminator
2009-09-18 by Chris Trask
... I just bought a Scotch TL901 laminator at a thrift store for just $2.99. It works but is missing the feed tray, which is no big deal. I bought it hoping
Re: Harbor freight laminator
2009-09-18 by flightofharmony
... Oops, never mind. I should have looked at that. :P
Re: Harbor freight laminator
2009-09-17 by Bip's
0.6mm does not make sense if you plan to use it with a regular PCB. .6mm is 24 mils and a standard PCB is 1.6mm or 63 mils.
Re: Harbor freight laminator
2009-09-16 by ozone_tom
Yes, the download-able product info PDF says 0.6mm
Re: [Homebrew_PCBs] developing immersion tank
2009-09-16 by Adam Seychell
... Hi Trevor, That tank is 3mm PVC sheet welded with hot air welder. External dimensions are 330 x 36 x 226 mm. Liquid capacity 2.0L. If I were doing a new
Re: developing immersion tank
2009-09-16 by bhleavi
I use the M G Chemicals Positive Resist boards. When I develop them just after I drop the board in you can see the resist coming off. I would not describe it
Re: developing immersion tank
2009-09-16 by bhleavi
The Foam brushes do work good and they are cheap and will last for some time.
Re: [Homebrew_PCBs] Looking at an HP LaserJet 2100
2009-09-15 by michael tenore
I have one I found on line at a office near my job for $25 with Toner and it works very well! regards Mike ________________________________ From: Erik Knise
Looking at an HP LaserJet 2100
2009-09-15 by Erik Knise
So I ordered a new GBC H310 from amazon for 50 dollars and some HP Presentation paper, but I realized today that the laser printer we have at work doesn t
Re: [Homebrew_PCBs] developing immersion tank
2009-09-15 by Trevor White
Hi Adam. Could you give me any details on the actual tank itself? Did you make this yourself? Thanks Trev
Re: [Homebrew_PCBs] Creating my first PCB | Having a confusion with mirror image being generated
2009-09-15 by Piers Goodhew
I usually print mirror image for the top , and normal for the bottom - which already has text and stuff backwards. But I ve almost always done 1-layer
Re: [Homebrew_PCBs] Creating my first PCB | Having a confusion with mirror image being generated
2009-09-15 by Gaurav Verma
Hi Thanks a ton.... Regards Gaurav ... -- Gaurav Verma Email - Gaurav.Verma.MCA@gmail.com Phone - 9910732960 [Non-text portions of this message have been
Re: [Homebrew_PCBs] Creating my first PCB | Having a confusion with mirror image being generated
2009-09-15 by Harvey White
... The reversed image will transfer correctly to a board. All toner transfer layers when printed must be mirror images. You should not be able to read the
Re: [Homebrew_PCBs] developing immersion tank
2009-09-15 by Adam Seychell
I cobbled together something that might work. After experimenting with various abrasion materials I found velvet to be most effective at removing photoresist
Creating my first PCB | Having a confusion with mirror image being generated
2009-09-15 by Gaurav Verma
Hi I use Tina for all my simulations and work. It also allows me to create my PCB s Being small time I would use toner transfer method for my work.. This is
RE: [Homebrew_PCBs] Harbor freight laminator
2009-09-14 by Roger Blair
I think that is a typo… should be 6 mil I believe. Regards, Roger From: Homebrew_PCBs@yahoogroups.com [mailto:Homebrew_PCBs@yahoogroups.com] On Behalf Of
Harbor freight laminator
2009-09-14 by flightofharmony
I just saw this, A 9 laminator that can handle up to 6mm thick material. http://www.harborfreight.com/cpi/ctaf/displayitem.taf?function=Search It only goes up
Re: [Homebrew_PCBs] developing immersion tank
2009-09-14 by Simao Cardoso
... Developing solutions run something above pH 10, i guess that every easy to find fabric will not last in such solution. I just can t answer you with a low
Re: Undelivered Mail Returned to Sender
2009-09-13 by Stefan Trethan
Steve can you please change drake@spng.org.ec to no email? It bounces every time for the last few days. ST On Sun, Sep 13, 2009 at 12:30 PM, Mail Delivery
Re: [Homebrew_PCBs] Re: developing immersion tank
2009-09-13 by Stefan Trethan
But this is the step after developing, done with water, not developer. To me it seems the resist will turn into gunk in the developer even without much
Re: [Homebrew_PCBs] Re: developing immersion tank
2009-09-13 by Adam Seychell
... All the data sheets I ve read have only mentioned developing with spray. In my experience the resist simply does not wash away with simple immersion or
Re: developing immersion tank
2009-09-13 by nisma@gmx.net
No, professional pcb maker use spray developing only for fine structures, 6mil and down, where 6mil can be done on immersion tank. The point is, that
Re: [Homebrew_PCBs] Re: developing immersion tank
2009-09-13 by Adam Seychell
... The problem would be damaging fine traces. Some nylon brushes have very stiff bristles and would easily destroy photoresist. A toothbrush would be too
Re: developing immersion tank
2009-09-13 by bhleavi
... I would think that a nylon brush would work also. I started using the foam brushes as that is what M G Chemicals recommended to use. Whatever you use
Re: [Homebrew_PCBs] Re: developing immersion tank
2009-09-13 by Stefan Trethan
How about using a nylon brush? ST
Re: developing immersion tank
2009-09-13 by bhleavi
I use the MG Chemical positive Resist boards 600 series. I use a glass casarole dish. Right after you put the board in you can see the resist coming off and
Re: Super QAD soldermask options
2009-09-13 by bhleavi
I have used Clear Lacquer from spray can that you can get at most any Home Improvement Centers. Ben
Re: developing immersion tank
2009-09-13 by jcarlosmor
... That defect of negative dry film photoresists is really an advantage to be reliable and stronge. If you clean, laminate, and image properly, the dry film
Re: [Homebrew_PCBs] developing immersion tank
2009-09-12 by Adam Seychell
... Ok then, it is probably a characteristic of dry film negative resist. Of the 3 different brands of negative dry film I have used, all form a lightly
Re: [Homebrew_PCBs] developing immersion tank
2009-09-12 by leon Heller
... From: Adam Seychell To: Sent: Saturday, September 12, 2009 10:15 PM Subject: [Homebrew_PCBs]
Re: [Homebrew_PCBs] developing immersion tank
2009-09-12 by DJ Delorie
I use a 4 liter tank for developing, but I keep the board moving in the tank. For SS boards, I double-sided tape the board to a stick to make a handle , for
developing immersion tank
2009-09-12 by Adam Seychell
I m wondering if developing photoresist in an immersion tank would be a good idea. Unexposed resist must be washed away with help from a moving brush or
Re: [Homebrew_PCBs] Re: pcb overlay ?
2009-09-12 by Brian Thorp
I have - it works great -----Original Message----- Date: Thursday, September 10, 2009 7:58 pm To: Homebrew_PCBs@yahoogroups.com Subject: Re: [Homebrew_PCBs]
Re: Solder mask liquid,
2009-09-11 by fredbutz
No, I bake them for 1 hour at 100C. No smell. Hard as a rock. I ll measure the oven next time though to be sure.
Re: pcb overlay ?
2009-09-11 by jcarlosmor
... Silkscreening is used widely in PCB industry. Yes, the ink is special and it is thermaly cured. The most advanced and useful method for overlays (which is
Re: [Homebrew_PCBs] Re: pcb overlay ?
2009-09-11 by Kerry Wentworth
Sure, that will work, just use acrylic paint thinned with water to the proper consistency. But, setup is a big deal. Paint the screen with Diazo and let dry
Re: [Homebrew_PCBs] Re: pcb overlay ?
2009-09-11 by Harvey White
... One way works only on single sided boards, the other works on both single and double sided boards. Method #1, single sided only. Print on a transparency