New file uploaded to Homebrew_PCBs
Hello,
This email message is a notification to let you know that
a file has been uploaded to the Files area of the Homebrew_PCBs
group.
File : /PCB Software/PC Logic/manual.pdf
By
Homebrew_PCBs@...
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#171
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New file uploaded to Homebrew_PCBs
Hello,
This email message is a notification to let you know that
a file has been uploaded to the Files area of the Homebrew_PCBs
group.
File : /setup.exe
Uploaded by : hightechsystems1
By
Homebrew_PCBs@...
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#170
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Mechanical Etching PCBs
This is a copy of an E-Mail I sent to CAD_CAM_EDM_DRO a while back. I
thought It might be usefull to someone so I am reposting here.
Chris
Much like others are describing. After a week or so of
By
Christopher Coley
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#169
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Re: PICBASIC-L direct PCB board printing
I wonder if toner would make a good solder mask, used
this way? Obviously you can't coat the whole board,
but just leaving it on the traces and cleaning it off
the pads could be a great idea.
Hmm...
By
Steven Greenfield AE7HD
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#168
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Re: Print on top of the pcb
Hi,
Don't you now any links to sites that explain this with pictures?
and do you know where to buy equipment to do this?
Thanks for the many replies :)
made "screen"
polyester is
board. The
and
By
thor918 <thor918@...>
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#167
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Re: Mechanical PCB etching
I'm familiar with "DXF" files...Autocad right? I've been using auto cad
for years. This is my first time using it for PCB layout. I've been trying
to get a menu set up within the program to add
By
Bob Bozarth <jbdetails@...>
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#166
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How I make Pcbs
Hi everyone
I thought I might share how I have been making circuit boards for years.
I have made 1000's of boards using a method that some do not like but I have
had excellent results with. First I
By
High Tech <hightechsystems@...>
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#165
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Re: Mechanical PCB etching
Hi Tony!
Yes, surprise, surprise! To do the outlines from a Gerber file, I build
a table of nodes (typically the pads), and add connection data to each
entry. the connection data is the number of
By
Alan Marconett KM6VV <KM6VV@...>
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#164
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Re: PICBASIC-L direct PCB board printing
Maybe some thin heat resistant tape over the edges to
protect the drum. Is that 1/4 Oz board from Digikey?
Look for printers that say something like "true
straight-through paper path".
Or dig
By
Steven Greenfield AE7HD
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#163
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Re: Mechanical PCB etching
Hi Alan -
We meet again ;-)
I will be interested to hear how you get on - strikes me that generating an outline from Gerber is potentially non-trivial. Would love to make use of any results you
By
Tony Jeffree <tony@...>
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#162
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Mechanical PCB etching
Hi to the list!
I usually hang out at the CAD_CAM_EDM_DRO list, but as I have been
working towards using a CNC to "etch" a board, I thought I'd post a few
comments here!
Not that I'm anti-chemical
By
Alan Marconett KM6VV <KM6VV@...>
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#161
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Re: print on copper
--- Brian Pitt <bfp@...> wrote:
Very brave, foolish, or got an old cheap laser
printer. ;')
Foreseeable, I suppose, as the fuser roller is only
sized to heat up at most a thick sheet of
By
Steven Greenfield AE7HD
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#160
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Re: print on copper
just tested this and it dosent work so well
I used 'Slug & Snail' tape its an adhesive backed copper foil
sold in the garden dept at some stores (Seattle area)
placed a small strip on a sheet of
By
Brian Pitt
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#159
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New file uploaded to Homebrew_PCBs
Hello,
This email message is a notification to let you know that
a file has been uploaded to the Files area of the Homebrew_PCBs
group.
File : /Dscn0329.jpg
Uploaded by : janrwl
By
Homebrew_PCBs@...
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#157
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Re: Print on top of the pcb
I have had success doing this.
use transfer paper print your art work using laser printer.
don't forget to mirror your image.
then iron on to the pcb.
if its a single sided pcb what I have done is
By
victor Faria <victorf@...>
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#156
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Re: print on copper
I would worry a lot about the drum getting scratched.
The copper would just have to get bent up very
slightly on an edge and you'd ruin the expensive drum.
A friend of mine used to use a laser
By
Steven Greenfield AE7HD
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#154
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print on copper
Hello to all!!!
I have asked this question on the picbasic list but no answers.
a couple of thought but !!!!
now I ask all of you on the homebrew board.
instead of transfers from laser printer to
By
victor Faria <victorf@...>
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#153
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The way I do it
Hi all,
I have just joined this group and thought I'd share the method that I use to make PCB's. I have used a variety of methods over the years beginning with Plastic tape of 2 different colours on
By
Paul Waller <paul.waller@...>
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#152
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Re: print on copper
writes:
Vic: First question: NO. Second question: YES! This would be akin to
training dolfins to fly. Even if you could get the toner to stick to the
copper, it ROLLS in there, and would
By
JanRwl@...
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#158
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Re: Print on top of the pcb
thor918@... writes:
Thor: This is done by "silk-screening". A photographically-made "screen"
(once made only of silk, but I think, nowadays, some tougher polyester is
used?) is used as a
By
JanRwl@...
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#155
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