Etch resist Q
2004-03-26 by Cristian
Hi list. Please answer to Jamie, to help developing a PCB Etch Resist Machine. Cristian ... [Non-text portions of this message have been removed]
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Re: [Homebrew_PCBs] Re: to drill or not to dril?
2004-03-26 by Stefan Trethan
... maybe with eagle they are better.... But remember the pads are also needed for mechanical stability, especially when you might have to exchange a parts too
Re: to drill or not to dril?
2004-03-26 by Phil
along with what stefan said, it sounds like you are using too large drill bits. Take your components and try them in the holes. They should go in with out
Re: [Homebrew_PCBs] Re: to drill or not to dril?
2004-03-26 by Stefan Trethan
... Well, i told you ;-) The standard pads are for throughhole plated boards, they are always too small for boards without that. make oblong pads for ics and
Re: to drill or not to dril?
2004-03-26 by mr_gees100_peas
... WOw, I didn t expect such a great responce to my question. It as been a great help. Well, Last niht I decid to do a test run. I drill a few holes with 1/32
Re: 500 buck CNC drill update
2004-03-26 by ballendo
Brian, The kit will be complete, including structure, motors, drives, wiring and software. (The only item in debate is whether I ll include a drilling
Re: 500 buck CNC drill update
2004-03-26 by ballendo
Absolutely no problem then. Ballendo ... of a ... the ... you ... the rotation ... vacuum
New file uploaded to Homebrew_PCBs
2004-03-26 by Homebrew_PCBs@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the Homebrew_PCBs group. File : /Direct
Re: Standard inkjet inks for etch resist?(yeeeehaaa))
2004-03-26 by pebo festus
I posted a pic of a pcb i printed on. did the printing with the regular ink in the cart. of course it isnt resist proof. just wanted to see if could get the
Gerber to TIFF converter
2004-03-26 by Adam Seychell
Hello all, I recently did an update on gerb2tif, a program for converting Gerber files to TIFF bitmap. I use this tool for printing negative images of Gerber
Re: [Homebrew_PCBs] Re: 500 buck CNC drill update
2004-03-26 by Alexandre Guimaraes
Hi, Ballendo ... It would be quite simple, just a RC servo motor to make the rotation magic and a small vacuum pickup needle attached to a very small vacuum
Re: [Homebrew_PCBs] Re: Home-Brew CNC PCB Drill
2004-03-25 by JanRwl@AOL.COM
In a message dated 3/24/2004 6:17:49 PM Central Standard Time, alienrelics@yahoo.com writes: Must be that time of year. Wasn t it the same time last year? ; )
Re: [Homebrew_PCBs] Re: to drill or not to dril?
2004-03-25 by JanRwl@AOL.COM
In a message dated 3/24/2004 4:32:51 PM Central Standard Time, geovar13@hotmail.com writes: Wait a minute. Most of you guys are saying that I should drill by
Re: [Homebrew_PCBs] to drill or not to dril?
2004-03-25 by JanRwl@AOL.COM
In a message dated 3/24/2004 4:16:07 PM Central Standard Time, stefan_trethan@gmx.at writes: However i still don t see the advantage - with manual drilling it
Re: What software is in use?
2004-03-25 by Phil
I ve been watching this thread with somewhat bitten tongue. heh heh. I use eagle for a number of reasons but primarily, you get a very full featured product
RE: [Homebrew_PCBs] 500 buck CNC drill update
2004-03-25 by Brian Schmalz
Ballendo, I m totally interested in the $500 machine. For me, $800 is less interesting. What differences would there be between the two machines? What software
Re: [Homebrew_PCBs] What software is in use?
2004-03-25 by Leon Heller
... From: emailw8nf To: Sent: Thursday, March 25, 2004 5:25 AM Subject: [Homebrew_PCBs] What software
Re: [Homebrew_PCBs] Re: Soldermask? Still no replies?
2004-03-25 by Stefan Trethan
... if you only print resist, nothing else it would find it s buyers for 500 bucks.. look what professional mills (or even homebrew mills) cost and what
Re: 500 buck CNC drill update
2004-03-25 by Dave Mucha
... work ... Hi Ballendo, I m guessing that you may offer a headless machine for $500.00 and then offer different spindles for different $$. I have an old
Re: Soldermask? Still no replies?
2004-03-25 by ballendo
Hello, My desire for it is less for me and more for my customers... (except for the real issues involved with semi-production smd s in the toaster oven when
Re: Soldermask? Still no replies?
2004-03-25 by Phil
for populating the board, its unnecessary. But I like it even on one- offs for labling connectors (particularly which wire goes where). Saves me looking up
Re: [Homebrew_PCBs] Re: Soldermask? Still no replies?
2004-03-25 by Stefan Trethan
I now read you say screen printing is easy to do... well, why don t you use a soldermask for screenprinting? this german company also had this i think. If the
Re: 500 buck CNC drill update
2004-03-25 by Steve
Great! Yes, I was thinking sign engraving and making front panels, too. I m watching this with great anticipation. Steve
Re: to drill or not to dril?
2004-03-25 by Steve
... He said you could use a standard drill press this way. That s why the video camera and monitor. That s a fantastic link! Try it like this:
Re: [Homebrew_PCBs] Re: Soldermask? Still no replies?
2004-03-25 by Stefan Trethan
... well, shouldn t it simply fill the via? i would think if you paint the whole board the via gets filled, and if you then expose/develop it is stays filled,
Re: What software is in use?
2004-03-25 by Steve
This is going to sound sad, but... CorelDraw. I have Eagle free version installed but I just haven t had time to figure it out. I ve never used schematic/PCB
Re: Soldermask? Still no replies?
2004-03-25 by ballendo
Stephan, Thank you for the reply. Yes, two types. LPI (Liquid Photo Imageable) and dry film. LPI cannot tent (bridge) vias, which could mean you have solder
Re: 500 buck CNC drill update
2004-03-25 by ballendo
Alexandre, Yes, you can put a solder paste syringe on the Z axis. The pick and place head also, but weight and the geometry of the head itself could be
Re: [Homebrew_PCBs] What software is in use?
2004-03-25 by John Johnson
Eagle works great for me. You can start off with basic schematic/board editing. As your skills and needs grow, you can get into more advanced things like
Re: [Homebrew_PCBs] Soldermask? Still no replies?
2004-03-25 by Stefan Trethan
you find results with lötstoplack fotostrukturierbar in german ST
Re: [Homebrew_PCBs] Soldermask? Still no replies?
2004-03-25 by Stefan Trethan
... I have read about soldermask that is exposed and developed like resist. sorry do not remember urls or names. there was one german company making it also i
Re: [Homebrew_PCBs] 500 buck CNC drill update
2004-03-25 by Alexandre Guimaraes
Hi, Ballendo ... Do you know when it would be available ? Any pic s yet ? Any ideas of the weight ? I am down in Brazil and shipping will make a significant
Re: [Homebrew_PCBs] Re: to drill or not to dril?
2004-03-25 by Stefan Trethan
... Because of the magnification. it is a difference if you have a 2mm pad or a 200mm pad. ST
Soldermask? Still no replies?
2004-03-25 by ballendo
Hello, Still hoping for some replies to my post about solder mask... Thank you in advance, Ballendo
500 buck CNC drill update
2004-03-25 by ballendo
Hello, The 500 buck CNC drill is becoming a reality... The machine has a footprint of roughly 12-3/4 x 12-3/4, plus motors sticking out. It has a travel area
Re: to drill or not to dril?
2004-03-25 by ballendo
Hello, THAT WAS A GREAT LINK! (Yes, I m shouting ) The specific page doesn t load correctly, but most of the rest of the site does. Just click on something
Re: What software is in use?
2004-03-25 by ballendo
Hello, Circad, primarily. By Holophase. GREAT program! Can do it all, from Schematic, to pcb layout, to milling. Even allows you to reverse engineer from
Re: [Homebrew_PCBs] What software is in use?
2004-03-25 by Darcy H Currey
Hi Dave, I use Sprint Layout V4. Darcy Australia ... From: emailw8nf To: Homebrew_PCBs@yahoogroups.com Sent: Thursday, March 25, 2004 4:25 PM Subject:
Re: to drill or not to dril?
2004-03-25 by ballendo
Jeremy, Forgive me if I should already know this from a previous request. Which THP system do you use? Which supplier for your chemicals? Thank you in advance,
Re: [Homebrew_PCBs] Re: to drill or not to dril?
2004-03-25 by Stefan Trethan
... No, it is not better at all.. Carbide drills will produce better quality holes, less burr, straight, etc.. But you need to align the drill tip and board
What software is in use?
2004-03-25 by emailw8nf
I ve been a lurker on here for a while. I haven t seen much discussion of the layout software we experimenters like to use. The last time I did any volume
Re: Toner Transfer with Toluene
2004-03-25 by Steve
... I misread... I thought you meant iron it on and use toluene only to dissolve the paper. I think I d be more interested in making a slow laminator. Steve
Re: to drill or not to dril?
2004-03-25 by Steve
I ve done that on thin board where I needed the circuit to be very thin but wasn t willing or able to use SMT. Plus this was a long time ago when SMT was very
Re: to drill or not to dril?
2004-03-25 by Dave Mucha
... at ... all ... high for ... than ... Make your own. Couple pieces of wood. some plastic from old milk bottles. some springs and presto ! you have an axis.
etch resist printing
2004-03-25 by Cristian
I ve just received this e-mail from Pattech ref. etch resist printing. May be of interest. ... [Non-text portions of this message have been removed]
Re: to drill or not to dril?
2004-03-25 by Phil
I actually tried this. It works ok but you do have to create your own library parts (not a big deal). A somewhat minor problem is that you wind up with a
Re: to drill or not to dril?
2004-03-25 by Phil
sorry, can t help you there. I use a grizzley which I took apart and rebuilt nice and tight - no slop that I can feel/see. I align by eyeball but its pretty
Re: to drill or not to dril?
2004-03-25 by Alan J. Franzman
... wrote: ... Long ago, I ve done drill-first with just the basic Radio Shack PCB kit, it works just fine. Simply print out your
Re: Toner Transfer with Toluene
2004-03-25 by Alan J. Franzman
... Toluene is another solvent. It was used in cement for plastic (styrene) models, maybe still is if you know where to shop. Some kids got high by sniffing
Re: [Homebrew_PCBs] to drill or not to dril?
2004-03-25 by John Johnson
You know, I ve been wondering why people drill holes at all. How about SMDIP (Surface mount DIP) instead of SMT? I.e. design your board so that the components