Monthly Reminder, please read: Subject lines: Remember to change the subject line if you are straying from the original thread. Please change the subject line...
Has anyone run across any information on how to build a small wave soldering machine? I may have a "few" boards to stuff and it would be worth the time saved...
Hi everybody, There is a spray called Positiv 20 , a blue material sprayed on ordinary copper boards to make it photosensitive, i am trying it now,but still in...
You can't use a DeskJet that is a inkjet printer. You have to use a laser or copier that has toner in it. Inkjet is liquid and toner is a powder which uses a...
I don't think he's doing toner transfer, I think he's trying to make a BW photomask. I have never been impressed with HP's inkjet printers. I have heard people...
I have been using the double sided pcb stock from Radio Shack and I like this non fiberglass material since it is easy to score and break apart, compared to ...
Well, quality of an inkjet photomask can vary a lot depending on the ink and how is reacts with the receptive coating. As russell pointed out Epson ink and...
Just wondering if anyone has run across something on building a small dip soldering setup. Someone (I thought it was on this list) mentioned they had seen a...
Hi Homebrew_PCBs I am in need of some Preferably free lauout design software - for designing very simple one layer boards. I design +/- 1 board a month. Want...
Eagle is free for small boards. CADSoft Eagle PCB software The Lite version is freeware for personal use. Size limited to 100 x 80mm or 4 x 3.2 inches....
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dg140@...
Sep 12, 2002 4:39 am
Anyone etched surface-mount technology PCBs? How did it go? Simply soldering the odd component or touching up an IC or small part seems difficult enough....
I've been doing surface mount for many years. Until the last year or so, I've been able to do without a microscope. But now, my eyes have started the process...
What about those toy USB computer microscopes? Mine isn't where I can get to it and I don't recall the name, but I think it goes up to 100X power. I got it...
The max those little cameras will see is about 1/4 in. square area at a time. I like to use is the circle ring lights with glass in the center. You can cover...
958
dg140@...
Sep 13, 2002 1:39 am
Hi Larry. Interesting work. Do you find that the Laser printer leaves tiny holes in the foil pattern? Which solder gauge do you use for SMT (and copper wick...
959
dg140@...
Sep 13, 2002 1:40 am
I assume that stereo microscopes are used? Charles --...
I either use 64-035 .015 diameter "silver bearing solder" from Radio Shack, or Kester no wash paste. My favorite wick is Tech-Spray 1809-10F but most any good...
961
dg140@...
Sep 13, 2002 5:04 am
Has anyone comments on the Weller Wes50 solder station with a fine tip compared to other stations? Charles -- ... Shack, or Kester no wash paste. My favorite...
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dg140@...
Sep 13, 2002 5:12 am
Do you find the Hakko 703's desoldering tool of any use, or does the braid carry the day? --...
I use the desoldering tool quite a lot. I still do a lot of through hole stuff. Even on surface mount boards I have a lot of through hole connectors. Like the...
what is better ? spray a thin or thick layer of the Positiv 20 on the copper board ? what can i do to prevent the developed part from desolving in the ...
This is a copy of a reply I just posted in sci.electronics.design. I thought I would post it here as well for you folks to pursue if you are interested in it....
Larry, I sell plans for a PCBmill (Brute) and I just finished a machine that will mill or draw simple boards. (Morph) Months ago I brought up the idea of...
Crankorgan, Putting bluing on the whole board, then scratching it off with a carbide metal scratch tip is the method I'm currently using to do boards. I tape...
Hi Brian, I bought a plotter. Two things I did not like. 1. It wanted PLT files. I use GCode. 2. The plotter can't drill the boards. 3.The plotter can't mill...
Hi Brian, John, What about using a diamond engraver tip? I bought one (mistakenly) thinking it was for machining (it was for the Dremel engraver). But I'm ...
