Re: Pad2Pad
2010-10-27 by Andrew
... Whoa -- I m sure once you are used to it, that is not as complicated as it sounds. But it sure is easy in KiCad just to click the option for mirror image
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DJ Delorie interview about GEDA on EEVblog
2010-10-27 by javaguy11111
Just noticed an interview with DJ on the EEV Blog about his work on GEDA. http://www.eevblog.com/2010/10/27/eevblog-121-geda-interview-with-dj-delorie/ If you
Re: Pad2Pad
2010-10-27 by rtrampert
I don t know anything about Pad2Pad. I use Express PCB. The way I get mirror images is to print your artwork to an image printer (I use Zan Image Printer.
RE: [Homebrew_PCBs] Re: Direct Laser Printing
2010-10-27 by Mark Lerman
And, if I might reply to my own reply, a printing run takes a second or two, and if you don t like it you can wipe the board with a paper towel and run it
Pad2Pad
2010-10-26 by zl1bnb
Can someone tell me whether the Pad2Pad pcb layout software has the facility to create mirror images? Tks miken, zl1bnb
Re: [Homebrew_PCBs] Re: Direct Laser Printing
2010-10-26 by Mark Lerman
Lemar, What I do is connect the printer sensors to a $29 USD Dataq data logger and measure the timing that the printer expects. I can then emulate it with a
Re: Direct Laser Printing
2010-10-26 by lemar
Mark: The Laserjet 4+ that I m modifying looks like it could be a good candidate for this project as it appears fairly robust. My problem at this point is that
RE: [Homebrew_PCBs] Re: Direct Laser Printing
2010-10-26 by Mark Lerman
Toner transfers directly to pcb stock very easily, and very fine traces can be achieved. The problems are more mechanical than electrostatic. I, and several
RE: [Homebrew_PCBs] Re: Direct Laser Printing
2010-10-26 by Boman33
Tim, Before worrying about the fuser, can you accurately transfer the toner to the PCB? I expect that to be the big problem to overcome. Bertho
Re: Direct Laser Printing
2010-10-26 by Tim S
Hi LeMar, I only have the fuser and power supplys left in the LJ II. I stripped everything else off, I just wanted to be able to fuse the toner transfer
Re: Direct Laser Printing
2010-10-26 by Andrewdavid.mathison
Hi, I hope I am not butting in here too much, apologies if that is the case. I used to be a Laser printer expert (for big ones weighing several tons!) but the
Re: Direct Laser Printing
2010-10-25 by lemar
Apparently you have worked out the timing issues for the HP controller that wants to see paper moving at certain times. I m curious what you ve come up with.
Re: Direct Laser Printing
2010-10-25 by curt_rxr
... Hi LeMar, I ve tried direct printing and never had much luck getting good adherence i.e. the traces need lots of touch up. The simpler solution is to find
Re: Direct Laser Printing
2010-10-25 by Tim S
I too would be interested in this. I have a pile of old Laserjet II, III and 4 printers that I could dedicate to this purpose. Right now I ve taken a LJII and
Direct Laser Printing
2010-10-24 by lemar
Any further activity on this subject? I m modifying an HP Laserjet 4+ and am trying to work out the timing issues. Just wondering what others are doing. LeMar
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-21 by freedom2000
With the V2 :-) JP ... [Non-text portions of this message have been removed]
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-21 by Jean-Marc Spaggiari
Have you made your plates with your CNC v1? Or v2? JM ... http://www.usinages.com/ma-fraiseuse-v2-a-vos-critiques-svp-t8144-195.html ... [Non-text portions of
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-21 by freedom2000
thanks for the machine :-) leaving the copper on the walls could be safe, but I have not tested.. My GBC is copper less ! JP ... [Non-text portions of this
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-21 by Derryck Croker
... Nice-look machine! ... Any problems with leaving the copper on the walls, you were concerned that it could transfer heat to the plastic mounting points via
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-20 by freedom2000
Hi JM, Yes you can drill : http://www.usinages.com/driver-de-puissance-maison-pour-moteur-pas-a-pas-t3046-510.html and mill Vcarve :
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-20 by Jean-Marc Spaggiari
Thanks for the link. I will add that to my ToDo when I will retired where I already have 10 other items ;) It s seems doable. I m just missing time to do
Re: [Homebrew_PCBs] Toner transfert: New user
2010-10-20 by Jean-Marc Spaggiari
Hi Donald, Thanks for the idea regarding the dowel. I will most probably try that today. I can t wait for the laminator ;) Also, before etching, I will ensure
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-20 by freedom2000
Yes I am probably a bit crazy :-) But it s however simpler than you can imagine to have a very simple but efficient CNC And it s also quite inexpensive. See
Re: [Homebrew_PCBs] Toner transfert: New user
2010-10-20 by Donald H Locker
Hello, Jean-Marc. It still appears that you don t have full transfer. The holes are places where the toner did not adhere adequately to the copper. The
Re: [Homebrew_PCBs] Toner transfert: New user
2010-10-19 by Jean-Marc Spaggiari
Hi PG, Some traces are darker, like #1 and #4 from the top. Only traces #5 and 36 are broken. So what shloud I try? Should I try to less squeeze with the iron?
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-19 by Jean-Marc Spaggiari
Man, you re crazy!!!! That might be awesome to have toys like that. Now I understand how you are doing those walls ;) I will send you pictures of mine when
Re: [Homebrew_PCBs] Toner transfert: New user
2010-10-19 by Piers Goodhew
Some pitting is normal with TT, from your pix it looks more like the etchant got under the toner in some spots .. never seen that happen before - are the
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-19 by freedom2000
exactly for the egg :-) for the walls... I have designed a mill see here : http://www.usinages.com/ma-fraiseuse-v2-a-vos-critiques-svp-t8144-195.html so it s
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-19 by Jean-Marc Spaggiari
... I see. It s like if I try to cook an egg but putting it on 20C water. I can let it there as long as I want, is will never harden... ... Thanks A LOT for
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-19 by freedom2000
well tricky issue.. If you don t increase the temp you won t get good results as the temp will not be high enough to melt the toner... whatever the motor speed
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-19 by Jean-Marc Spaggiari
... Good to know. ;) Thanks! ... Yep, that s why I bought this model ;) Because I read all your posts and looked at all your videos ;) ... Thanks for this
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-19 by freedom2000
For Lexmark (I have also one ) the temperature is 170°C I have tweaked my GBC to increase the temp see here for the whole story ...
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-19 by Jean-Marc Spaggiari
Hi JP, thanks for your prompt feedback. My printer is a Lexmark E210. I just ordered a GBC HeatSeal
Re: [Homebrew_PCBs] Re: Before Ironing the Printed Schematic - what do you?
2010-10-19 by freedom2000
Hin Yes there is a minimal temp which depends on the toner you use (the printer model) For all printer (but Brothers) this temperature is around 170°C 180°C
Re: Before Ironing the Printed Schematic - what do you?
2010-10-19 by Jean-MarcS
... Hi, Regarding the laminator, is there a minimum temperature we need to have to do a good job? Or we just need to pass more times in the laminator if temp
Re: [Homebrew_PCBs] PCB Troubles
2010-10-19 by william474@aol.com
Thanks to everyone who responded to my PCB Troubles . I found that the laminator I am using needs to be modified by swapping the drive and roller gears.
Re: PCB Troubles
2010-10-19 by mellow_dog
... Forgot to mention, I started with an HP P1006 Laserjet. But it is not fine enough @ true 600x600 dpi. So I bought a used Dell 1710n that does much finer
Re: PCB Troubles
2010-10-19 by mellow_dog
Hey Bill, I too am just starting with this method. My first board came out pretty good. The second not so good, like yours it sounds. On my third try, I washed
Re: GBC model numbers
2010-10-19 by dubob4432
not real sure of a rocker switch, have been looking online just by model numbers. will look in past posts. thx
Toner transfert: New user
2010-10-19 by Jean-Marc Spaggiari
Hi all, I read few emails on the last few months regarding Toner Transfert for home-made PCBs. I tried over the last 3 days to do my own, but now really
Re: GBC model numbers
2010-10-19 by sailingto
Is either of them the dual heat version with rocker switch for 3 mm and 5 mm lamination? I don t remember for sure on the model numbers, but it does seem like
GBC model numbers
2010-10-18 by dubob4432
i am looking for a GBC to modify for pcb transfr use and noticed there are quite a few different part numbers even for the same model. anybody know the
Re: PCB Troubles
2010-10-17 by floydw519
I use the same setup that you have been trying, however I don t recall the printer settings. When I fist started out with this setup I also had problems with
Re: [Homebrew_PCBs] Re: Change of plan
2010-10-16 by Donald H Locker
Wow! and I thought my best friend and partner of 34 years was good to me :) Seems we are pretty lucky folk. Donald. -- *Plain Text* email -- it s an
Re: [Homebrew_PCBs] PCB Troubles
2010-10-16 by Harvey White
... If it floats off, then either insufficient heat or dirty boards. The printer setups look right, I ll assume the proper toner. Tip #1: To avoid wasting
Re: [Homebrew_PCBs] Re: Change of plan
2010-10-16 by Derward Myrick
Simon: You did good on the wife. I too did good. When we married in 1954 I was in the Air Force and did not have any thing, we were on a tight budget,
Re: [Homebrew_PCBs] Re: Change of plan
2010-10-16 by Cristian
... Has she a sister? Cristian [Non-text portions of this message have been removed]
Re: Change of plan
2010-10-16 by spacedcowboy@ymail.com
... She s a keen football/baseball fan too. I chose well ;) Cheers Simon.
PCB Troubles
2010-10-16 by william474@aol.com
I am trying to make PC boards using the laser printer/laminator technique. I am using an HP P1102w laser printer, GBC H220 laminator and Pulsar paper. So
Re: [Homebrew_PCBs] Change of plan
2010-10-16 by Donald H Locker
Your bookkeeper is pretty easy if you can get a $1.5k hobby purchase past her :) Donald. -- *Plain Text* email -- it s an accessibility issue () no