Re: to drill or not to dril?
2004-03-25 by pygar2
At www.sciplus.com they have # 91310 ILLUM. MAGNIFYING VISOR which appears to be similar if not identical. I agree, Optivisors are great!
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Re: [Homebrew_PCBs] Re: to drill or not to dril?
2004-03-24 by Johnathan Corgan
... Any recommendations on a sliding vice that has metered action (hash marks on the controls for 10 mil increments or whatever)? I took at look at what was
Re: Home-Brew CNC PCB Drill
2004-03-24 by Steve
Must be that time of year. Wasn t it the same time last year? ; ) I moved it to Files when you first uploaded it to Photos, because Photos will only allow
Re: [Homebrew_PCBs] Print etch-resist, where are you
2004-03-24 by pebo festus
still full of ideas, i got my ink carts in last week and printed on a pcb with the regular ink, it dried real hard, couldnt smuge it with my finger, but etch
Home-Brew CNC PCB Drill
2004-03-24 by Jan Rowland
I had been thinking I had ALREADY added this [subject] photo to the group, but, well, guess it s Alzheimer s! This quill has a 400 Hz. 12,000 RPM AC motor in
Re: Standard inkjet inks for etch resist?(yeeeehaaa))
2004-03-24 by Steve
It s useable in any Epson, but is useless for our purposes. Dye sublimation ink works by printing onto a piece of paper. Then the paper is placed in contact
Re: [Homebrew_PCBs] Re: to drill or not to dril?
2004-03-24 by Stefan Trethan
... That laser thing is really fascinating... bit expensive though... How do they know where they are? i guess the reflection from copper/fr4 is different? and
Re: [Homebrew_PCBs] to drill or not to dril?
2004-03-24 by Stefan Trethan
when professionals do even single-sided NON-PTH boards, they ... I would not say the holes serve as target, i would rather say they (and you) have a cnc drill
Re: [Homebrew_PCBs] to drill or not to dril?
2004-03-24 by JanRwl@AOL.COM
In a message dated 3/24/2004 9:03:44 AM Central Standard Time, geovar13@hotmail.com writes: The board an t een etch yet but I wondering if I should drill the
Re: to drill or not to dril?
2004-03-24 by Dave Mucha
... will ... sliding ... I ... And while discussing methods of putting holes in boards, don t forget that you can laser thru the top copper, all the fiberglass
Re: to drill or not to dril?
2004-03-24 by Phil
... to ... opposite. ... not ... I wouldn t say the only way but I much prefer carbide plus a drill press. My quality improved quite a bit once I dumped HSS.
Re: [Homebrew_PCBs] Re: Toner Transfer with Toluene
2004-03-24 by Jeremy Taylor
Toluene is the main ingredient in your basic lacquer thinner, also sold as straight up toluene for those DIYer;s, any hardware store w/ a paint dept should
Re: Standard inkjet inks for etch resist?(yeeeehaaa))
2004-03-24 by Richard Mustakos
I stumbled across a site that talks about Die Sublimation Inkjet ink SubliBrite . It looks like it is usable in an epson-800, but it s $175.00 for a black
Re: Inkjet printing to make circuit stick to substrate
2004-03-24 by Richard Mustakos
Stephan ... This has been a issue in my mind, though I m not sure what the effect of the copper powder will have on the process is. I am also looking into
Re: to drill or not to dril?
2004-03-24 by mr_gees100_peas
... copper ... few ... mark. ... my ... Wait a minute. Most of you guys are saying that I should drill by hand instead of by using the press. I thought that
1001 Members!
2004-03-24 by Steve
As of today, we just hit 1001 members! I love this list! Steve
Re: Toner Transfer with Toluene
2004-03-24 by Steve
I would not base an assessment of toluene based on trying acetone. I have seen (and used) acetone as the suggested method to quickly remove toner from a board
Re: [Homebrew_PCBs] Toner Transfer with Toluene
2004-03-24 by Stefan Trethan
... THAT is interesting... toluene must be in those transfer pens i read about. it was described that you place the paper as you said, and then paint with
Re: [Homebrew_PCBs] Re: to drill or not to dril?
2004-03-24 by Stefan Trethan
... Nice idea.... But way too much work for me as i never encountered any problems in this area. (I even drilled 80pin (or 84??) plcc sockets with a handheld
Toner Transfer with Toluene
2004-03-24 by mikezcnc
I read about it and it uses an inkjet paper in Laser printer (and then one places the paper ink-side down onto a clean copper board. At that time one uses
Re: [Homebrew_PCBs] plated tin as the etch resist
2004-03-24 by Jeremy Taylor
no problem I drill first with the cnc machine then use the ink activation, then bake the board in a convention toaster oven, Then I plate the whole board in an
Re: to drill or not to dril?
2004-03-24 by Dave Mucha
... confident ... paper ... copper ... few ... mark. ... hole. ... drilling ... every now ... can not ... press ... the ... much ... with a ... Good
Re: [Homebrew_PCBs] Re: to drill or not to dril?
2004-03-24 by Stefan Trethan
... I totally disagree on the carbide is the only way topic. With a HSS bit you can easily do one board and they are very easy to sharpen. You can drill
Re: to drill or not to dril?
2004-03-24 by Phil
I etch then drill but then I m not doing plated through holes. To do a good drilling job you really need a drill press and carbide bits. the HS steel ones
plated tin as the etch resist
2004-03-24 by Markus Zingg
... Intersting. I do the same thing, but I use photoresist laminate to avoid etching the just plated holes. Could you elaborate a bit on how you do your
Re: [Homebrew_PCBs] to drill or not to dril?
2004-03-24 by Stefan Trethan
On Wed, 24 Mar 2004 15:01:19 -0000, mr_gees100_peas ... I know that a hand-fed drill will always center very easily in the hole. it is
Re: to drill or not to dril?
2004-03-24 by Dale Mosby
A friend and I just made our first boards using the Press-n-Peel Blue film. We got great results. We came up with two things that seemed critical to success:
Re: [Homebrew_PCBs] to drill or not to dril?
2004-03-24 by Jeremy Taylor
Sharpie will do FeCl as long as you get a good solid coat of it on there. And make sure not to over etch. This next part is debatable. but IMO drilling first
Re: [Homebrew_PCBs] Print etch-resist, where are you
2004-03-24 by pebo festus
havent quit yet, just had to plant garen then work on an other ham repeater. ill be baaaaaaack. mebo ... __________________________________ Do you Yahoo!?
to drill or not to dril?
2004-03-24 by mr_gees100_peas
Hi I ve ben reading this group for a while and I feel confident enough to make my firt PCB. I decided to use the PnP transfer paper and iron it on. Right now I
Re: [Homebrew_PCBs] Re: muriatic and H2O2 -goods and bads ?
2004-03-24 by Stefan Trethan
... Yes it works with only a bubbler. However it is much easier and faster to use H2O2. it is so cheap i do not really care. Also i want no fumes from the
Print etch-resist, where are you
2004-03-24 by Cristian
Are all your ideas extinguished? Cristian
Photoplotter for PCBs
2004-03-24 by mikezcnc
Does anybody know of an infrared sensitive film that can be laminated onto copper for exposure using infrared light instead of UC? Mike
Re: [Homebrew_PCBs] Re: Sodium Persulfate?
2004-03-24 by Mike Nash
One thing I noticed years ago with this was that the catalyst ate through the Sanford Sharpie ink I was loading my plotter points with. Without the catalyst,
Re: [Homebrew_PCBs] Re: muriatic and H2O2 -goods and bads ?
2004-03-23 by Jeremy Taylor
it turns green, and gets less transparent as it fills with copper. If it gets saturated it actually will turn blue. The first few board will be very slow. You
Re: muriatic and H2O2 -goods and bads ?
2004-03-23 by ballendo
Les, So the cupric part is coming from the 1st board being etched? I looked at the links section as suggested. Had seen all that before. (I remember thinking
Re: [Homebrew_PCBs] muriatic and H2O2 -goods and bads ?
2004-03-23 by Stefan Trethan
... If you keep the lid on there are no corrosion problems. Just don t let a jar of it standing around until all is vaporized near tools. Etching time is a
Re: [Homebrew_PCBs] muriatic and H2O2 -goods and bads ?
2004-03-23 by Jeremy Taylor
It s bad points, Chlorine smell. Chlorine Gas release if improperly cared for Slower etching time Etches nearly all metals, and concrete , fumes can corrode
Re: [Homebrew_PCBs] muriatic and H2O2 -goods and bads ?
2004-03-23 by Les Newell
This is actually cupric chloride etching. Once you have the etchant started you don t even need the H2O2. Just bubbling air though it for a couple of hours
Re: [Homebrew_PCBs] muriatic and H2O2 -goods and bads ?
2004-03-23 by Stefan Trethan
... good points: it doesn t get used up. you never throw it away. it slowly grows over time, nothing else. You only replenish HCl and H2O2 as needed and that s
muriatic and H2O2 -goods and bads ?
2004-03-23 by ballendo
... This is new to me. Is there a reason it doesn t get mentioned more often? We talk about FECL and the two persulphates... But not this. What are it s good
Re: making one sided boards
2004-03-23 by Dave Mucha
... Could work. Maybe just put a rope on it and a box and drage it down the street. Since this is a really thick board, it could work ! But, I m off to the
Re: [Homebrew_PCBs] Re: making one sided boards
2004-03-23 by John Johnson
Belt sander or equivalent? Regards, JJ
Re: making one sided boards
2004-03-23 by Dave Mucha
... the ... need ... CNC ... us ... everybody ... fish tin ... attacked, ... without ... lift at ... Great idea ! I l have to try that on a smaller board. It s
Re: making one sided boards
2004-03-23 by dkesterline
... the ... need ... I DO use the 3% medical grade. It DOES work. Walmart sells it for less than $1 per quart so it s not expensive. Mix it 2 parts H2O2 to one
Rayzist Film
2004-03-22 by mycroft2152
I just got off the phone with Art at Rayzist. I explained to him our needs. He felt that the Rayzist film just might work. He did reccommend the non-matrix
What about soldermask was Re: Anyone tried using Rayzist film?
2004-03-22 by ballendo
Zoran, I don t know about screen printing resist. Perhaps others have tried? (Crazy because not more than 10 feet from where I m sitting is a complete screen
Re: [Homebrew_PCBs] Re: different types of board materials.
2004-03-22 by Stefan Trethan
... thanks
RE: [Homebrew_PCBs] Re: different types of board materials.
2004-03-22 by Jan Kok
I added a link to a table of RF/Microwave PCB materials (mostly PTFE = Teflon) in the links/design rules section. Cheers, - Jan
Re: [Homebrew_PCBs] Re: making one sided boards
2004-03-22 by Stefan Trethan
... Good idea the poll. actually you need H2O2 which is dihydrogen dioxide i think, but everybody calls it hydrogen peroxyde. I get it from a chemicals shop,