Re: [Homebrew_PCBs] Re: inkjet printing - test and conclusion
2003-06-24 by Linux_Rules@Ev1.Net
... I have several Canon inkjets that need new heads. Can you give me a vector to those folks who sell 610 heads for 12.95?? I was only able to find one
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Re: [Homebrew_PCBs] Re: inkjet printing - test and conclusion
2003-06-23 by Stefan Trethan
don t look too much for a rear input slot. if you can get the head to work good on paper/ohp tansparency with the special ink you have won. there is a always
Re: inkjet printing - test and conclusion
2003-06-23 by Steve
Very good explanation of the difference between piezo and thermal/bubblejet. However, despite the website describing thermal heads as temporary, part of the
[Homebrew_PCBs] H2O2 price in austria
2003-06-23 by Stefan Trethan
Hi I only want to tell you 1 kilo 35% H2O2 costs 4eur and some cent here. if anyone wants to regenerate his cucl bath fast . i assumed it much more expensive
Re: [Homebrew_PCBs] Re: inkjet printing - test and conclusion
2003-06-22 by Stefan Trethan
thats funny.... exactly this page i read some hours ago and thought it might be worth posting it here. but then i forgot... this is also the reason why i asked
Re: inkjet printing - test and conclusion
2003-06-22 by grantfair2001
Stefan - here is some basic info on printhead design, for what it is worth. https://www.inkzone.com/resource/ptech.cfm I am wodering if the heat in your print
Re: [Homebrew_PCBs] Re: inkjet printing - test and conclusion
2003-06-22 by Stefan Trethan
On Sun, 22 Jun 2003 01:13:15 -0000, grantfair2001 ... i think you are right. also a problem may be that the head i used was a thermal
Re: inkjet printing - test and conclusion
2003-06-22 by grantfair2001
Hi Stefan- I was wondering about why your experiment failed. Some acrylic floor floor polishes have a particle size of 185 nano meters. Some inkjet print heads
Re: [Homebrew_PCBs] Which drill bit sizes would you suggest to buy?
2003-06-20 by Xtian Xultz
I only use 0,7 and 1mm for components, and 1,5mm, 2mm, 3mm etc for mounting pouposes.
Re: [Homebrew_PCBs] Which drill bit sizes would you suggest to buy?
2003-06-20 by Leon Heller
... From: Stefan Trethan To: Sent: Friday, June 20, 2003 10:22 AM Subject: [Homebrew_PCBs] Which
Re: [Homebrew_PCBs] Which drill bit sizes would you suggest to buy?
2003-06-20 by Stefan Trethan
... thanks for the drill suggestions. i rather thought of building the entire saw myself one time... the proxxon saw it quite expensive... regards stefan
Re: [Homebrew_PCBs] Which drill bit sizes would you suggest to buy?
2003-06-20 by Markus Zingg
... Stefan I most often use 0.4, 0.6, 0.8 1 and 1.2 diameters The 0.4 and 0.6 ones are mostly for vias. So, unless you intend to create double or multilayer
Re: resist ink for inkjet printers
2003-06-20 by westfw
... non-aqueous , eh? Doesn t sound like it would work in any of the consumer inkjet printers; perhaps in some fancy industrial jobs. Sigh. BillW
[Homebrew_PCBs] Which drill bit sizes would you suggest to buy?
2003-06-20 by Stefan Trethan
hi! I want now to buy some carbide drill bits now at ebay. there is a guy selling used, but sharp, bits. (all customers are very satisfied without regrinding
Re: [Homebrew_PCBs] Double Sided Pcb Plotting alignment (eagle ad ditions)
2003-06-19 by Stefan Trethan
i know, i know, you told me before. regards st On Thu, 19 Jun 2003 13:58:31 -0500, Brian Schmalz
Re: [Homebrew_PCBs] Re: Pivoting drill press
2003-06-19 by Markus Zingg
Hi Stefan ... Well - all I can say is that it serves me well. It s of course not built to last 100 years, but as mentioned it does the job nicely and sooner or
RE: [Homebrew_PCBs] Double Sided Pcb Plotting alignment (eagle ad ditions)
2003-06-19 by Brian Schmalz
Stefan, Because I use the scratch method, I don t plot the actual traces. Instead, I use a custom written ULP from Eagle to generate the HPGL output for the
Re: [Homebrew_PCBs] Double Sided Pcb Plotting alignment (eagle additions)
2003-06-19 by Stefan Trethan
i tried plotting with eagle now. seems the described precedure works very fine if you simply set mirror and rotate at the cam processor window. but i don t
Re: [Homebrew_PCBs] Re: Pivoting drill press
2003-06-19 by Stefan Trethan
i didn t buy the stand. the cheap ones they have seem not good quality to me. i only bought the ib/e grinder. and i really like the tool. it is superior to all
Re: [Homebrew_PCBs] Re: Pivoting drill press
2003-06-19 by Markus Zingg
Stefan ... Maybe off topic, but I also bought the drill stand from Proxon, and along with head lenses this works fine for my hand - drilling. If I m going to
Re: [Homebrew_PCBs] Re: Pivoting drill press
2003-06-19 by Stefan Trethan
no england won t help, thanks. i m here in austria and even germany would be expensive shipping from. i also want to build such a drill myself (i have already
[Homebrew_PCBs] Double Sided Pcb Plotting alignment
2003-06-19 by Stefan Trethan
hi i did doublesided experiments here because i am too very interested. as brian wrote it is good to use a piece of pcb for alignment. but first some
Re: Pivoting drill press
2003-06-19 by twb8899
Stefan, It s much easier to adapt a video camera than to build an optical scope from scratch. You only need about ten power magnification for drilling. Video
Re: [Homebrew_PCBs] Jetrack ink jet resist
2003-06-19 by Leon Heller
Xaar rang me back about their printheads. The XJ500 costs about 1500 UK pounds! I d have to sign an NDA and buy a development kit to do any experiments with
Re: [Homebrew_PCBs] Jetrack ink jet resist
2003-06-19 by Stefan Trethan
you misunderstood the make it like a plotter i thought of converting a working inkjet to move a solid pcb. for first experiments this would be best because
Re: [Homebrew_PCBs] Re: Pivoting drill press
2003-06-19 by Stefan Trethan
thank you for the description of the viewing mechanism. i was thinking about how it is made. but i have one question: what advantage has video viewing? i cant
Re: Pivoting drill press
2003-06-19 by twb8899
Adam, The Nawide delt driven machine has a maximum speed of 30,000 rpm. Speed is important but feed rate is more important. Higher speeds allow higher feed
Re: [Homebrew_PCBs] Jetrack ink jet resist
2003-06-19 by Leon Heller
... A plotter wouldn t really be accurate enough for me, but OK for initial experiments. ... The software won t be hard. Elektor had a PCB drilling machine
Re: [Homebrew_PCBs] Jetrack ink jet resist
2003-06-19 by Stefan Trethan
maybe try to make the inkjet just like the hp7475a plotter? i m sure the motor has plenty of power (think of friction with paper). the hp type printers can be
Jetrack ink jet resist
2003-06-19 by Leon Heller
I ve just been looking at the Avecia Jetrack ink jet resist, and am waiting for Xaar to get back to me about a suitable piezo printhead. I m not sure if an
Jetrack ink jet resist
2003-06-19 by Leon Heller
I ve just been looking at the Avecia Jetrack ink jet resist, and am waiting for Xaar to get back to me about a suitable piezo printhead. I m not sure if an
Jetrack ink jet resist
2003-06-19 by Leon Heller
I ve just been looking at that Avecia Jetrack ink jet resist, and am waiting for Xaar to get back to me about a suitable piezo printhead. I m not sure if an
Re: [Homebrew_PCBs] Re: Pivoting drill press
2003-06-19 by Stefan Trethan
but provides a microfiche reader a non mirrored image? e.g. if you move the film right does the image shift right / move it back shift up? a exepiece
Re: [Homebrew_PCBs] Re: Pivoting drill press
2003-06-19 by Leon Heller
... I think a microfiche reader could be adapted. The screen is fine, and the optics are probably OK. Throw away everything else and base it on those. The
Re: [Homebrew_PCBs] Re: Pivoting drill press
2003-06-19 by Stefan Trethan
i would guess the 20k rpm achieved by the small hand tool would be enough. look here: http://www.megauk.com/cgi-
Re: [Homebrew_PCBs] resist ink for inkjet printers
2003-06-19 by Stefan Trethan
this is for piezo heads... won t work in my old hp.. anyone used it already? regards st
Re: [Homebrew_PCBs] Re: Pivoting drill press
2003-06-19 by Adam Seychell
Thanks Tom , that makes it more clear. If its not too much effort, I would like to see a few basic pics of the machine you own. With Nawide machine having belt
resist ink for inkjet printers
2003-06-19 by wanliker@aol.com
Matching Sites: Page 1 of 1
Re: Pivoting drill press
2003-06-19 by twb8899
Adam, The Excellon Uni-Drill uses a dc motor and lead screw to move the spindle up and down. There is a series of adjustable limit switches to set the travel
Re: [Homebrew_PCBs] Re: Pivoting drill press
2003-06-19 by Adam Seychell
... That would be a sore sight. Although I can understand many professionals simply have no use for a manual drill machine. I ve heard the stories about the
Re: [Homebrew_PCBs] Double Sided Pcb Plotting
2003-06-18 by Mike Putnam
Someone on this group was asking about etch resist ink for inkjet printers. I made an inquiry to a company I found online (I was looking for etch resist
Re: [Homebrew_PCBs] Double Sided Pcb Plotting
2003-06-18 by Dwayne Reid
... Come on now, Jan. I most respectfully must disagree with you on this topic. I (we) used our HP 7475A plotter to plot the artwork for hundreds of layouts -
RE: [Homebrew_PCBs] Re: Double Sided Pcb Plotting
2003-06-18 by Brian Schmalz
Ahh. What might be happening is that when you print the plot to your plotter from Eagle, it might be trying to shift the output to the left so that the left
Re: [Homebrew_PCBs] Double Sided Pcb Plotting
2003-06-18 by Stefan Trethan
hi i have the 7475a also. and i think it is good enough for making pcbs with components with leads, and track with 0,3mm. i have a pen for 0,18mm, this is
Re: Double Sided Pcb Plotting
2003-06-18 by gmanca101
Thanks to all who replied! I just noticed something, when i was first trying to plot double sided pcbs, I would first plot on paper then try to lineup the
RE: [Homebrew_PCBs] Double Sided Pcb Plotting
2003-06-18 by Brian Schmalz
Hi Jerry! I ve had great success plotting boards using the scratch method with my 7475A. I love it! Such fun to watch. If you want to see a plot of the
Re: [Homebrew_PCBs] Double Sided Pcb Plotting
2003-06-18 by Mike Putnam
... Hi Genaro, A search on Google will give you some leads. I remember crossing past some articles where someone has had great success. You might start with
Re: Double Sided Pcb Plotting
2003-06-18 by crankorgan
Genaro, I have milled a couple of double sided PCBoards. I mounted two steel pins in the bed of my mill. The two pins sit in the centerline of the PCBoard. One
Re: [Homebrew_PCBs] Double Sided Pcb Plotting
2003-06-18 by JanRwl@AOL.COM
In a message dated 6/18/2003 1:21:55 PM Central Standard Time, ... That kind of plotter may be fine for plotting graphics on PAPER, but I d never consider one
Double Sided Pcb Plotting
2003-06-18 by Jerry
Hello, I was wondering if there is a technique to plot double sided pcb s with a plotter. I have an HP 7475A plotter that will never plot in alignment. Any