Re: [Homebrew_PCBs] Free PCB question
2011-02-18 by Leon Heller
... I ve done it once or twice for a simple breakout board. I would always do a schematic for anything else, though. Leon -- Leon Heller G1HSM
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Re: [Homebrew_PCBs] Free PCB question
2011-02-18 by DJ Delorie
... gEDA/pcb can do all that also. Now if we could just get our Windows act together...
Re: [Homebrew_PCBs] Free PCB question
2011-02-18 by Adam Shea
Yes you can. I ve done it before for making things like PCB antenna boards or connector breakout carriers. --Adam Shea Graduate Researcher Assistant
Re: [Homebrew_PCBs] Free PCB question
2011-02-18 by Donald H Locker
Yes, but I m not sure why one would want to do that. Donald. -- *Plain Text* email -- it s an accessibility issue () no proprietary attachments; no html mail
Re: [Homebrew_PCBs] Free PCB question
2011-02-18 by rocko
KICAD is better, it can do everything FreePCB can, plus more. and yes you can manually route a board without a schematic :).
Reorganized album
2011-02-18 by kilocycles
I ve edited my photo album Brother/Paper/Resist tests , changing the name for subject clarity. It includes samples of mediocre and good results using a
Re: [Homebrew_PCBs] Free PCB question
2011-02-18 by Randy S.
OHHHHHHHHHHHHHHHHHHH ok .. ________________________________ From: Bruce Parham To: Homebrew_PCBs@yahoogroups.com
Re: [Homebrew_PCBs] Free PCB question
2011-02-18 by Bruce Parham
Randy, The 1.2 version is just for installation; it establishes the file structure but the executable is quite out of date. Once you have the basic
Re: [Homebrew_PCBs] Free PCB question
2011-02-18 by Randy S.
Can I freehand a board in Kicad without a schematic? ________________________________ From: Donald H Locker To: Homebrew PCBs
Re: [Homebrew_PCBs] Free PCB question
2011-02-18 by Donald H Locker
I suggest you give KiCAD a try - I think you might like it. Donald. -- *Plain Text* email -- it s an accessibility issue () no proprietary attachments; no
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-18 by Randy S.
UPDATE: Well .. I switched to a Canon printer we have at work .. max density .. and used this technique :
Free PCB question
2011-02-18 by Randy S.
When I try to connect parts together I get a popup to ask what NET to add too and I have to enter a number. On the demo video on you tube, it shows the same
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-18 by Donald H Locker
Fortunately, this discrepancy can be resolved by a simple experiment. Fuse the toner to the Cu-clad as you have in the past (where the traces merged) then try
Re: [Homebrew_PCBs] preferred laserjet printers
2011-02-18 by DJ Delorie
... I m still here, just haven t had much to say. I got a new laser printer (HP 3600n) that doesn t seem to stick as well as the 2550n at the same
Re: [Homebrew_PCBs] Suggestions for a simple c.a.d. program
2011-02-18 by Randy S.
How new is this software? no you tube tutorial videos Have to be a site member to activate the software? Whats that about ?? Perhaps wireshark might be needed
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-18 by Randy S.
Too funny .. I have a definite no and yes LOL Yeah .. more reading .. not fusing to the board .. I guess if you can rub it off the etchant is going to get in
Re: Toner not sticking to PCB well
2011-02-18 by tda7000
This is the laminator I use: http://ultrakeet.com.au/index.php?id=article&name=superfuser The larger the boards the more passes are needed through it. Some
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-18 by Donald H Locker
NO!!! Donald. Reason - Toner is not water soluble. -- *Plain Text* email -- it s an accessibility issue () no proprietary attachments; no html mail / ascii
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-17 by Randy S.
Heres an interesting approach .. http://www.pulsarprofx.com/pcbfx/main_site/pages/tech_support/tips_n_tricks/1.html Randy ________________________________
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-17 by Randy S.
Off the PulsarProFx site: Our amateur research led us to understand a few very important correlations between three basic properties of toner: 1) HEAT &
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-17 by Randy S.
Hey .. Paul I ll take that as a yes .. LMAO .. and thanks ... From: Paul Mateer To: Homebrew_PCBs@yahoogroups.com Sent: Thu, February
Re: [Homebrew_PCBs] preferred laserjet printers
2011-02-17 by Randy S.
He had this info on the site . Thought it might be interesting for others . Assuming accruacy here and that things havent changed since it was posted. HP
Re: [Homebrew_PCBs] preferred laserjet printers
2011-02-17 by Chris Kleeschulte
I use: hp p1505n it works well, it works under CUPS (linux and mac), it prints images that preserve proportions...pdfs are exactly as they appear on the
Re: Suggestions for a simple c.a.d. program
2011-02-17 by rocko
Another vote for Kicad. It s awesome and I love it. :)
Re: [Homebrew_PCBs] Re: traces running together
2011-02-17 by Derryck Croker
... The best way I found was to pass the sandwich through a laminator once or twice to adhere the toner to the copper.
Re: [Homebrew_PCBs] Suggestions for a simple c.a.d. program
2011-02-17 by Stefan Trethan
I think you should look at , completely free quite capable software, offered by RS Components. ST ... [Non-text portions of this message
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-17 by Paul Mateer
YES!!! ... -- Paul Mateer, AA9GG Elan Engineering Corp. www.elanengr.com NAQCC 3123, SKCC 4628, FPQRP 2003 [Non-text portions of this message have been
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-17 by Randy S.
Can not soaking the board for long enough prior to rubbing it off with your thumb cause the toner to come off the board? ________________________________ From:
Re: [Homebrew_PCBs] preferred laserjet printers
2011-02-17 by Erik Knise
DJ Delorie used to post on here a lot. His website is full of great info. http://www.delorie.com/electronics/laminator/ Most stock laminators are not hot
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-17 by Jeff Heiss
I used a modified GBC laminator. Check Another GBC Laminator Mod in the Photos area for pictures. ... [Non-text portions of this message have been removed]
Re: [Homebrew_PCBs] preferred laserjet printers
2011-02-17 by Randy S.
Thanks Bob .. I was trying to research the HP toners for melting temp .. doesnt seem to be readily published. I did find this however.. The HP 06A Black
Re: [Homebrew_PCBs] Re: Toner not sticking to PCB well
2011-02-17 by Randy S.
Which laminator do you use and if its not available .. have any suggestions? ________________________________ From: Andrew To:
Re: [Homebrew_PCBs] Re: Suggestions for a simple c.a.d. program
2011-02-17 by Charles R. Patton
I like FreePCB (www.freepcb.com). I do boards sporadically (months apart) so the program is simple enough to pick up again after long periods of absence.
Re: [Homebrew_PCBs] preferred laserjet printers
2011-02-17 by Bob Butcher
I have a Brother HL1440 which does not work well. For some reason the toner does not want to transfer to the PCB, perhaps it takes more heat than I can
Re: Toner not sticking to PCB well
2011-02-17 by Andrew
Randy, The advantage of a laminator is repeatability / consistency -- but only if the laminator gets hot enough. Even with a hot enough laminator, most people
preferred laserjet printers
2011-02-17 by Randy S.
Would like to get a feel for what printers people are using for these PCB s? Mostly interested in the ones you are printing with at home .. so I can buy one ..
Re: Suggestions for a simple c.a.d. program
2011-02-17 by Andrew
I began with KiCad a couple of years ago when I started into this hobby, and have found it very satisfactory. It is open source, free, full featured,
Re: [Homebrew_PCBs] Toner not sticking to PCB well
2011-02-17 by Randy S.
ok .. thanks and yes .. have a thermocouple probe .. I cant set the laminator temp .. I guess its a cheaper DUCK laminator .. But figured it was worth a try
Re: [Homebrew_PCBs] Toner not sticking to PCB well
2011-02-17 by Jeff Heiss
I really think is a problem with temperature. My procedure derived from much experimenting is to set the laminator to 275F, preheat the board to around 250F,
Re: [Homebrew_PCBs] Toner not sticking to PCB well
2011-02-17 by Randy S.
ok on the HP Toners .. I ran it thru the laminator ..and there was no sign of the toner even having thoughts of sticking to the board .. Either toner .. post
Re: [Homebrew_PCBs] Toner not sticking to PCB well
2011-02-17 by kabowers@NorthState.net
... The variables have variables. Unless HP has changed their toners work great. I run mine (1022) at the highest quality/density setting. There s a sweet
Re: [Homebrew_PCBs] Toner not sticking to PCB well
2011-02-17 by Donald H Locker
More likely not hot enough. Too hot, they will melt together; too cool, they won t melt to the copper. The copper and the toner both have to be hot enough
Fw: [Homebrew_PCBs] Re: PCB drilling vacuum table ??
2011-02-17 by John Tabberer
Craig, have you considered the semi rigid black antistatic foam sheet as a spoiler sheet. That combines modest rigidity with permeability. Not sure how it
Re: Suggestions for a simple c.a.d. program
2011-02-17 by designer_craig
I am a dip trace novice but if I can help you out let me know. While you can design boards directly in the PC layout tool its best if you do a schematic,
Re: Suggestions for a simple c.a.d. program
2011-02-17 by Syncopator
Thank you Craig, I had already downloaded PCB Artist and now I have also downloaded Diptrace. I shall try them out later. David
Re: Suggestions for a simple c.a.d. program
2011-02-17 by designer_craig
I to was looking for a simple PCB tool set about a year ago and ended up with Diptrace. I started with the free version but liked it so much I got the
Re: [Homebrew_PCBs] Toner not sticking to PCB well
2011-02-17 by Randy S.
Could it also be not enough toner? I tried to make the copies less dark .. ________________________________ From: Randy S. To: Homebrew_PCB
Toner not sticking to PCB well
2011-02-17 by Randy S.
OK .. went from the problem with the traces running together to the toner not sticking well to the copper .. Can it be that I m not heating long enough ? Or
Re: PCB drilling vacuum table ??
2011-02-17 by designer_craig
Well I did a little test and some more research. Seems the CNC bed routers used mainly in the cabinet industry use MDF for their vacuum tables. Note they fly
RE: [Homebrew_PCBs] Re: Eagle CAD Question
2011-02-17 by piers@u-h-p.com
I get the open in illu part (i ve mostly done it for cosmetic things like logos) It s the run it thru scripts part I m not sure about - what s wrong with the