Re: [Homebrew_PCBs] Re: Inkjet printer
2004-05-25 by mpdickens
... No, your not. It s a tree verses tree leaves thing. I used to own that printer years ago and hated it. There is very little about it that is user friendly
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Re: [Homebrew_PCBs] Re: Inkjet printer
2004-05-25 by Stefan Trethan
result of steadtler RED 1:1 mixed with denatured alcohol on alu can be seen at: the X you see are
Re: [Homebrew_PCBs] Re: Inkjet printer
2004-05-25 by Stefan Trethan
me = stupid.... as you can read on electronics 101 the problem with the printer was that it was set to serial mode, there is a hidden menu where you can change
Re: inkjet printer trouble shooting
2004-05-25 by Richard Mustakos
Stefan If this is like my 800, the controller and power supply are a box the width of the back of the unit. Check to make sure there are no broken
Re: [Homebrew_PCBs] Re: Inkjet printer
2004-05-24 by Stefan Trethan
... I think it is. the one patent says their dryproof is aquaous but it will still mix well with alcohol, won t it? ST
Re: Inkjet printer
2004-05-24 by gmanca101
... Question is whether the Staedtler Ink is Alcohol based. If not, there could be a sort of oil and water seperation.
[Homebrew_PCBs] Re: Inkjet printer
2004-05-24 by Stefan Trethan
Still dead on the parallel input front... BUT i have stuck a piece of aluminium foil onto a sheet of paper, run through the unit and started the test head
Re: [Homebrew_PCBs] Re: Inkjet printer
2004-05-24 by Stefan Trethan
On Mon, 24 May 2004 17:47:17 -0000, bsjoelund ... all functions, self test (printing the fonts), cleaning, all ok... Just never any
Re: Inkjet printer
2004-05-24 by bsjoelund
Does the self test function? If not, waste it ! Bengt
Re: [Homebrew_PCBs] Inkjet printer
2004-05-24 by Stefan Trethan
... This is rs422 :-( mac type connector. I have no 422 converter. I could test the concept by using the print fonts on aluminium foil with proper ink, but
Re: [Homebrew_PCBs] Inkjet printer
2004-05-24 by Stefan Trethan
On Mon, 24 May 2004 17:05:41 +0200, Stefan Trethan ... Damn it that *%&&((/&$$ printer does not work! i have tried with win3.11 and the
Re: [Homebrew_PCBs] Re: Fuser unit conversion steps/instructions/etc.
2004-05-24 by Stefan Trethan
On Mon, 24 May 2004 13:33:07 -0300, Alexandre Souza ... only problem is maybe uneven surface, but you could sand/polish it all off.. you get a yellowish stripe
Re: [Homebrew_PCBs] Re: Fuser unit conversion steps/instructions/etc.
2004-05-24 by Alexandre Souza
... Teflon isn t even necessary in this application, the teflon is used not to bind the toner to the aluminium cylinder. You can use a completely wasted fuser
Re: [Homebrew_PCBs] Re: Fuser unit conversion steps/instructions/etc.
2004-05-24 by Stefan Trethan
... Depends on what you want to do mechanically. (I think you have some experience there...) You will want some sort of motor drive for the fuser. (although it
Re: [Homebrew_PCBs] Re: demultiplexer
2004-05-24 by Stefan Trethan
... You ARE persistent aren t you? ;-)
Re: Fuser unit conversion steps/instructions/etc.
2004-05-24 by Dave Mucha
... make the ... good. I ... temperatures ... ummmm... I have a HP LJ-II on the bench ready to pull apart for parts. something is broken and the unit was
Re: demultiplexer
2004-05-24 by Steve
http://groups.yahoo.com/group/elecronics_101
Re: [Homebrew_PCBs] Fuser unit conversion steps/instructions/etc.
2004-05-24 by Esteban Arias
Hi, I am working with a fuser of a HP 4L printer. Stefan help me to make the circuit for the fuser control temperature and this is working very good. I am
[Homebrew_PCBs] Inkjet printer
2004-05-24 by Stefan Trethan
Hi all, have fetched the printer. Have problems installing, anyone knowing how to make a Epson Stylus PRO (no number) working with xp? A few nozzles seem
Re: demultiplexer
2004-05-24 by Steve
http://groups.yahoo.com/group/electronics_101
Re: [Homebrew_PCBs] Re: direct laser printing patent (a joke, IMO)
2004-05-24 by Stefan Trethan
... I thought it is necessary to provide a sample of the patented unit, or to show a certain procedure works with several witnesses watching. But i slowly get
Re: Fuser unit conversion steps/instructions/etc.
2004-05-24 by ballendo
Thank you. Ballendo ... thicker ... did? ... the
Re: direct laser printing patent (a joke, IMO)
2004-05-24 by ballendo
Stefan, That patent IMO is pure BS... It s scary what the patent examiners allow to be patented these days. I d bet dollars to doughnuts that this wouldn t
Re: [Homebrew_PCBs] Fuser unit conversion steps/instructions/etc.
2004-05-24 by Stefan Trethan
... A ricoh unit. any model should work, even printers. ... 160 degrees C i think ... yes, the original pressure did harm the silicone roller, and spread the
Fuser unit conversion steps/instructions/etc.
2004-05-24 by ballendo
Stefan, What type of copier/printer did you pull your fuser unit from? What temperature do you set it to? I assume you release the tension on the springs so
Re: [Homebrew_PCBs] direct laser printing
2004-05-23 by Stefan Trethan
On Sun, 23 May 2004 22:48:57 +0200, Stefan Trethan ... The doucument says at some point a conventional printer may be used without much
[Homebrew_PCBs] direct laser printing
2004-05-23 by Stefan Trethan
Hi, while looking for direct inkjet printing i found: US 6,709,962 patent (i think one can t link to the page). Those patent documents are so damn long and i
Re: [Homebrew_PCBs] discoloring copper
2004-05-23 by Stefan Trethan
On Sun, 23 May 2004 19:26:56 -0000, Dave Mucha ... well, they DO apply some oxyde coating to the glue side . But as said before, you
discoloring copper
2004-05-23 by Dave Mucha
Hi all, I dried some boards in my toaster over and forgot that they were in there. the copper turned a dark color, some a dark blue. I was wondering if this
Re: [Homebrew_PCBs] Fuser unit conversion steps/instructions/etc. Re: toner questions
2004-05-23 by Stefan Trethan
... no much conversion needed. just add a temperature control circuit (opto an triac, a pot and a transistor) and find a way to mechanically drive it. then
Fuser unit conversion steps/instructions/etc. Re: toner questions
2004-05-23 by ballendo
Stefan, Could you detail your fuser unit conversion please? (or point me to the place where you ve already done so?) Thank you in advance, Ballendo P.S. And I
Re: New file uploaded to Homebrew_PCBs
2004-05-22 by kaytea2k
... Yes I lost track of the thread when the Subject line changed. I should have e:mailed you directly. But yes the schematic has been assigned, though your
Re: [Homebrew_PCBs] Re: toner questions
2004-05-22 by Stefan Trethan
... I have had ok success with a clothes iron first, at some point it got worse. I m lazy so instead of troubleshooting it i hooked up the fuser unit. The
Re: toner questions
2004-05-22 by Dave Mucha
... lessen ... I would assume this is from surface tension and the heat does most of the spreading. I have had limited success with a clothes iron and am still
Re: [Homebrew_PCBs] Re: New file uploaded to Homebrew_PCBs
2004-05-22 by Stefan Trethan
... no crystal is a 3 pin ceramic, the 3rd pin was missing. the caps are inside. ... in circuit programming, was connected wrong, now fixed. and header for
Re: [Homebrew_PCBs] Re: toner questions
2004-05-22 by Stefan Trethan
... The coming off 100% is NOT a problem. even with cheap photo paper there is no toner left at the paper here. ... Yes, pinholes, or more like nailholes ;-).
Re: [Homebrew_PCBs] Re: New file uploaded to Homebrew_PCBs
2004-05-22 by mickeym
... It looks like it can have three different outputs going at the same time, each with two led s. The schematic shows PNP transistors for the led driver, I
Re: toner questions
2004-05-22 by Dave Mucha
... clothes iron ... I came across a paper that will allow the toner to stay on it as long as you don t breathe too heavy. It will come off 100% with an
Re: [Homebrew_PCBs] Re: New file uploaded to Homebrew_PCBs
2004-05-22 by Leon Heller
... From: Dave Mucha To: Sent: Saturday, May 22, 2004 7:39 PM Subject: [Homebrew_PCBs] Re: New file
Re: [Homebrew_PCBs] New file uploaded to Homebrew_PCBs
2004-05-22 by mickeym
I did a 3 X4 2-layer board drawn with eagle. I had what you might call a low yield process that usually needed touchups. Registration was done by eye, and I
Re: [Homebrew_PCBs] New file uploaded to Homebrew_PCBs
2004-05-22 by Stefan Trethan
On Sat, 22 May 2004 14:27:38 -0400, mickeym ... are that inches? 7mil are well possible with toner transfer, which is the liit of
Re: [Homebrew_PCBs] Re: New file uploaded to Homebrew_PCBs
2004-05-22 by millerdl
In Eagle if you don t store the file in a Projects folder you can still browse to wherever you have stored the file - in the Control Panel window do a
Re: New file uploaded to Homebrew_PCBs
2004-05-22 by Dave Mucha
... extension .sch ... FOUND IT ! Creating a new folder in Explorer and pasting the file into it put it on the navigation window. Good thing you fixed the
Re: [Homebrew_PCBs] Re: New file uploaded to Homebrew_PCBs
2004-05-22 by mickeym
... After eagle is installed, make a new project, it will make a folder, close eagle then copy the file into that folder and re-open eagle. mickeym
Re: [Homebrew_PCBs] New file uploaded to Homebrew_PCBs
2004-05-22 by mickeym
Okay, thanks. BTW, I have been using the cheap glossy photo paper and a clothes iron method with fair results using 0.024 widths. I ll be trying the
Re: [Homebrew_PCBs] Re: New file uploaded to Homebrew_PCBs
2004-05-22 by Ron Amundson
This is sort of a slick discussion as to the engineering of the schematic..... I don t use PIC s, but the process is what interests me. It would be cool to do
Re: New file uploaded to Homebrew_PCBs
2004-05-22 by Dave Mucha
... schematic ... put test ... parts. ... assigned, ... already ... I agree that people should acknoledge others and the list when things change. Since we have
Re: New file uploaded to Homebrew_PCBs
2004-05-22 by Dave Mucha
... schematic ... test ... parts. ... OK, I have not used Eagle, but have recently downloaded it for some attempt at learning it. Can you tell me how to open
Re: [Homebrew_PCBs] New file uploaded to Homebrew_PCBs
2004-05-22 by Stefan Trethan
On Sat, 22 May 2004 13:40:14 -0400, mickeym ... Mickey, I hoped Karega would post here that the work is already assigned, but this
Re: [Homebrew_PCBs] New file uploaded to Homebrew_PCBs
2004-05-22 by mickeym
I took a swing at entering the http://sanisis.netfirms.com/ schematic in Eagle format. I changed only the extra junction at pin 8 of the PIC, and just put