Re: [Homebrew_PCBs] Re: CNC
2006-07-17 by Cristian
... Yes, it mills, but I need to feed it with something like BMP instead of HPGL. It seems is hard to find a bmp to hpgl transformer. Any idea here is welcome.
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Re: CNC
2006-07-17 by Andrew
... Um - the Bungard CCD2 http://www.bungard.com/seiten/p-ccd_2.htm Looks like it already mills PCBs ??? Anyways - if you do want to run it with your own
Re: [Homebrew_PCBs] PCB EDM MILL Initial Tests
2006-07-17 by Cristian
... Roger, it works, for sure at the beginning, when there are enough copper to create the opposite polarity/electrode, but how you manage to fire the last
Re: [Homebrew_PCBs] Re: CNC
2006-07-17 by Cristian
... Bungard s CCD2 intended to be modified (it is not software modification-friendly) to mill/drill pcbs
Re: [Homebrew_PCBs] PCB EDM MILL Initial Tests
2006-07-17 by David Cureton
Did i miss something? Are there any links to photos of the results. Thanks, David
Re: inkjet printing
2006-07-17 by Steve
... If they are not, it will cause just these symptoms of wet park station and ink running out. ... That is possible, depends on how high you raised it. It
Re: CNC
2006-07-17 by Andrew
... http://www.linuxcnc.org/ Get the software - it was intended for G-code but HPGL is convertable if there isn t native support. There is a HAL (hardware
Re: [Homebrew_PCBs] Ferric Chloride - while in powder form took on moisture?
2006-07-17 by JanRwl@AOL.COM
In a message dated 7/16/2006 8:24:25 A.M. Central Daylight Time, lcdpublishing@yahoo.com writes: but before I mix up the batch, I figure I would ask first if
Re: Ferric Chloride - while in powder form took on moisture?
2006-07-16 by lcdpublishing
Great to hear, thanks Stefan. ... it was ... changed ... on ... batch, ... mixed just
Re: [Homebrew_PCBs] Ferric Chloride - while in powder form took on moisture?
2006-07-16 by Stefan Trethan
On Sun, 16 Jul 2006 15:13:36 +0200, lcdpublishing ... I don t think ferric chloride deteriorates even when fully mixed just sitting there . ST
Ferric Chloride - while in powder form took on moisture?
2006-07-16 by lcdpublishing
Hi guys, I have some Ferric Chloride I did not store properly. I thought it was in an airtight container, but obviously not as the powder has changed colors in
Re: [Homebrew_PCBs] Re: Baffled by a bubbler baffle - what are you guys using?
2006-07-16 by Herbert E. Plett
... and by no means any warraty that it might be better or work at all... (besides being dumb) ... just because it s the brown stuff it s so amusing...and not
Re: inkjet printing
2006-07-15 by Steve
... Brake fluid. ... photos. ... in the ... Use a blue LED flashlight, and yellow looks dark. Steve Greenfield
Re: [Homebrew_PCBs] Cutronics foil?
2006-07-15 by Norm Stewart
Check stained glass craft shops - they have it in varying widths for edging glass pieces for soldering. The adhesive is designed for soldering temperatures.
Re: [Homebrew_PCBs] Re: inkjet printing
2006-07-15 by Stefan Trethan
... I have put spongeless carts on this, not a CIS. The silicone stoppers are very likely airtight... What could have happened is that i didn t raise the park
Re: inkjet printing
2006-07-15 by Steve
... wrote: ... manually pull ... clean a ... ink ... The park pad -should- always be moist, if it weren t then the heads would tend to dry
Re: [Homebrew_PCBs] Re: Baffled by a bubbler baffle - what are you guys using?
2006-07-15 by Myc Holmes
... Yes Derek, we have a lot of stongly opinionated folks here. Their way is the best and only way to do things. And they are trying to convert any reader to
Cutronics foil?
2006-07-15 by p_schtn
Hi, Can someone point me in the direction of a source in the UK (or close EU) of Cutronics adhesive backed Cu foil? Or a similar product would be fine. I m
Re: [Homebrew_PCBs] Re: CNC
2006-07-15 by Cristian
... V Do you know of a tool to convert BMP s to HPGL? [Non-text portions of this message have been removed]
Re: Baffled by a bubbler baffle - what are you guys using?
2006-07-15 by derekhawkins
... There has to be relative motion between the copper surface, spent etchant and fresh etchant for this to be effective. A spray etcher makes this patently
Re: [Homebrew_PCBs] Re: Baffled by a bubbler baffle - what are you guys using?
2006-07-15 by Herbert E. Plett
... no, motion is not the key, its the fact you are clearing the copper surface from the byproduct produced by the chemical reaction. of course I am not
Re: Super bubbler - got it working now!
2006-07-14 by George Lawrence Storm
... For what it is worth, don t forget that most compressors put out a fair amount of water and some oil with the air, you might want to put a filter in line
Re: RE : [Homebrew_PCBs] Super bubbler - got it working now!
2006-07-14 by Stefan Trethan
On Sat, 15 Jul 2006 00:27:38 +0200, David Cureton ... You mean like the styrofoam pellets thrown into septic tanks (hole in lid == outside
Re: RE : [Homebrew_PCBs] Super bubbler - got it working now!
2006-07-14 by David Cureton
An I guess a lot of that mist can be mitigated by having something floating on the surface of the etchant so as the tiny bubbles collect and form larger
Re: inkjet printing
2006-07-14 by derekhawkins
... Neither does the C86, the C88 doesn t even have a transparency option. BTW, you can download any Epson IJ driver and install it to see all the driver
Re: [Homebrew_PCBs] inkjet printing
2006-07-14 by Stefan Trethan
... This feature is print quality on this printer, and a fast setting as well. If you reduct the quality to much it will show bands of ink that don t link
Re: [Homebrew_PCBs] Re: inkjet printing
2006-07-14 by Stefan Trethan
... Well, for the C84 it doesn t allow you to choose black only for transparencies. Also not for glossy photo or durabright paper, although it will use black
Re: [Homebrew_PCBs] inkjet printing
2006-07-14 by JanRwl@AOL.COM
In a message dated 7/14/2006 11:51:56 A.M. Central Daylight Time, stefan_trethan@gmx.at writes: Any suggestions on how to solve the puddling issue? IMO there
Re: Baffled by a bubbler baffle - what are you guys using?
2006-07-14 by derekhawkins
... Don t be silly, motion (agitation) is the key to the success. You move your brush up and down the surface to displace used etchant. If the surface was
Re: inkjet printing
2006-07-14 by derekhawkins
... Yeah, Volkan noted this too, much to Fenrir s surprise. But it s printer dependent, the dye based R200, R300 series will use black ink only for
Re: [Homebrew_PCBs] Re: Baffled by a bubbler baffle - what are you guys using?
2006-07-14 by Stefan Trethan
On Fri, 14 Jul 2006 20:17:34 +0200, Herbert E. Plett ... Yes, but bubbling does not require user input. I usually have a break then...
Re: [Homebrew_PCBs] inkjet printing
2006-07-14 by Stefan Trethan
Hmm, i wonder how you get your ideas... i would never have thought of that. But i do not think the wetting is a problem. With the puddling it will wet the
Re: [Homebrew_PCBs] Re: Baffled by a bubbler baffle - what are you guys using?
2006-07-14 by Herbert E. Plett
... no reason to move anything! when the etchant dissolves some copper, it stays there and avoids further reaction. the trick is to remove this byproduct
Re: [Homebrew_PCBs] Re: inkjet printing
2006-07-14 by Stefan Trethan
... The transparency setting does not use any black ink. I was surprised by that as well, but i tried all settings and transparency mixes black from the colors
Re: inkjet printing
2006-07-14 by derekhawkins
... The transparencies/fine (paper/quality) setting should use the least amount of ink. Don t use any of the Photo media settings. Epson s inkjet
Re: [Homebrew_PCBs] inkjet printing
2006-07-14 by Volkan Sahin
Stefan, I saw some puddling when the board is not clean enough and to avoid it I used wetting agent. I just did a few tests it worked for me. I used automobile
inkjet printing
2006-07-14 by Stefan Trethan
How do i reduce the amount of ink used? I still have some puddling! I tried printing grey, but then printing a gradient image from black to white it will be
Re: Baffled by a bubbler baffle - what are you guys using?
2006-07-14 by derekhawkins
... While that s the theory, I m inclined to believe that the better bubble etchers also use the bubbles to move the board away from used etchant. In other
Re: [Homebrew_PCBs] Re: Super bubbler - got it working now!
2006-07-14 by Stefan Trethan
On Fri, 14 Jul 2006 16:05:03 +0200, lcdpublishing ... I see the same here. When i switch the pump on the bubbler will fill from the left, so will bubble there
Re: [Homebrew_PCBs] Re: Super bubbler - got it working now!
2006-07-14 by Leon Heller
... From: Royce Pipkins To: Sent: Friday, July 14, 2006 11:54 AM Subject: [Homebrew_PCBs] Re: Super
Re: Super bubbler - got it working now!
2006-07-14 by lcdpublishing
Hi ROyce. Don t know yet. I am still trying to find a regulator that I can use for this and don t have time for the Search yet. I am hoping this weekend I
Re: Super bubbler - got it working now!
2006-07-14 by Royce Pipkins
So what kind of etch times to you get with your super bubbler? We use a warming plate and an agitator that simply rocks the solution back and forth. No
Re: RE : [Homebrew_PCBs] Baffled by a bubbler baffle - what are you guys using?
2006-07-14 by Herbert E. Plett
... nope, wrong: you are NOT recycling ferric chloride! you are MAKING cupric chloride etchant on the go on top of the dirty exhausted FC! drop the used FC and
Re: [Homebrew_PCBs] Baffled by a bubbler baffle - what are you guys using?
2006-07-14 by Herbert E. Plett
... if you gently tap with a (jumbo) cotton swab, or wipe with a very soft brush, you don t need to float that container anywhere. ambient temperature is good
Re: [Homebrew_PCBs] My new toner transfer method
2006-07-14 by Herbert E. Plett
... I don t see what is new in your method! this is THE method for doing TT, the variants are: - type/origin of paper/foil used - brand/model of
Re: [Homebrew_PCBs] Re: Newbie having trouble
2006-07-14 by Herbert E. Plett
... get a magnifying glass and check the print BEFORE tt, and then after the tt make sure there are NO residues on the paper. use white paper.
Re: [Homebrew_PCBs] Re: Newbie having trouble
2006-07-14 by Herbert E. Plett
... get a magnifying glass and check the print BEFORE tt, and then after the tt make sure there are NO residues un the paper. use white paper.
Re: Overcoating/soldermask
2006-07-14 by derekhawkins
... Just about any spray could work for single sided through hole boards provided it was applied **after** soldering. I used to use Phenolic boards, Cool-Amp
Re: Overcoating/soldermask
2006-07-13 by warrenbrayshaw
... than ... is ... don t ... sort of ... Using Shellac as a coating may not be good when SMD is involved but is fine for single sided through hole boards. If
Re: Overcoating/soldermask
2006-07-13 by derekhawkins
... Not quite, the point is that there is no recourse in the event flux and decomposed coating residues or the result of an overlooked dirty soldering iron tip