Re: RE : RE : [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-03 by Les Newell
Hi Robert, Sorry for the late reply. Yes I know all about the current car batteries can supply, I still have the scars to prove it (NEVER work on a car wearing
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Re: [Homebrew_PCBs] Re: Etching Process for the Occasional Circuit Board Maker
2005-07-03 by Stefan Trethan
On Sun, 03 Jul 2005 15:41:50 +0200, bob_ledoux ... I know there are many posts, and i really don t think the archives are practical to
Re: [Homebrew_PCBs] Etching Process for the Occasional Circuit Board Maker
2005-07-03 by Mycroft2152
Stefan, I m releived you have decided not to reply to my posts. It will be that fewer of your posts I have to ignore. I ll leave yu with two thoughts: Don t
Re: [Homebrew_PCBs] Etching Process for the Occasional Circuit Board Maker
2005-07-03 by Stefan Trethan
I really don t know what part of discussion and opinion you don t understand. All posts are understood as opinion, like it, use it, don t like it, ignore
Re: Etching Process for the Occasional Circuit Board Maker
2005-07-03 by bob_ledoux
Stefan, I ve read through all 9000+ postings on this board. I very much appreciate the contributions you, and others, have made to the hobby technology. My
Re: [Homebrew_PCBs] Etching Process for the Occasional Circuit Board Maker
2005-07-03 by Mycroft2152
Stefan, There s a big difference between mentoring newbies and monopolizing discussions as the self proclaimed expert. My problem with your posts is your
Re: [Homebrew_PCBs] Etching Process for the Occasional Circuit Board Maker
2005-07-03 by Stefan Trethan
On Sun, 03 Jul 2005 12:51:11 +0200, Mycroft2152 ... No, it is simply more experienced people who have been there pointing out the
Re: [Homebrew_PCBs] Etching Process for the Occasional Circuit Board Maker
2005-07-03 by Mycroft2152
Hi Bob, I agree with you. Some people on this list have made homebrewing pcbs into a high art form, When many of us are just hobbyists wanting to do a few
Re: [Homebrew_PCBs]changing the subject line
2005-07-03 by Stefan Trethan
On Sun, 03 Jul 2005 01:33:24 +0200, David McNab ... Sounds to me like a local software problem. I simply don t agree filling all the
Etching Process for the Occasional Circuit Board Maker
2005-07-03 by bob_ledoux
I m a hobbyist who builds occasional circuit boards. So unlike some contributors I use circuit boards as tools. (Some readers have turned circuit board
Re: hmmm, etched my first board today -- photos
2005-07-03 by mikegw20
... Pretty good for a first attempt. I ll agree it looks like you have used a bit too much pressure or the paper you used was not quite right. Try some other
Re: hmmm, etched my first board today -- photos
2005-07-02 by mycroft2152
good job! Not bad for your first attempt. Looks like a little too much pressure with the iron, causing the traces to flatten and widen. Myc ... scrap ...
Re: [Homebrew_PCBs]changing the subject line
2005-07-02 by David McNab
... Because, as I said, the tangent (with most email clients incl Moz/T Bird) gets buried in the thread tree under a completely unrelated subject heading. BTW,
Re: hmmm, etched my first board today -- photos
2005-07-02 by lcdpublishing
I guess it might help too to know the sizes... Both boards are 1.6 X 3.6 The traces are about .020 wide. You will notice a Grid pattern in the copper,
Re: hmmm, etched my first board today -- photos
2005-07-02 by lcdpublishing
Hi Robert, Look in FILES-LCDPUB-CircuitBoard001.jpg Chris ... between ... away ... perhaps? I d ... chloride to ... concentrating on
Re: hmmm, etched my first board today...
2005-07-02 by lcdpublishing
Cool, If I can find some small drill bits tomorrow, I will try to drill the holes and solder them up tomorrow. The smallest drill bit I have on hand is .062
RE : [Homebrew_PCBs] hmmm, etched my first board today...
2005-07-02 by Robert Hedan
The traces are a bit pitted in areas. Some of the spaces between the traces didn t etch away completly. I should be able to scrap away a small groove with
Re: [Homebrew_PCBs] hmmm, etched my first board today...
2005-07-02 by Stefan Trethan
On Sun, 03 Jul 2005 00:23:32 +0200, lcdpublishing ... Yes, just like normal boards. tinning doesn t make a difference with flux-core solder. I like to spray
hmmm, etched my first board today...
2005-07-02 by lcdpublishing
Well, I can t say as it was bad or good, certainly nothing like the commercially produced boards I have worked with in kits. The transfer process went good - I
Re: [Homebrew_PCBs]changing the subject line
2005-07-02 by KD5NWA
Eudora has the same feature, Eudora has had that feature for years. ... Cecil Bayona KD5NWA Never argue with an idiot. They drag you down to their level then
Multiwire boards
2005-07-02 by Earl T. Hackett, Jr.
With all the discussion about different ways to produce circuit boards and a lot of list members competent with CAD/CAM and positioning tables I m surprised
"Build An EDM" -- book
2005-07-02 by Brian Chapman
I ve got this book on the shelf, tons of information within: Build An EDM -- Electrical Discharge Machining - Removing Metal By Spark Erosion by Robert
RE : RE : [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-02 by Robert Hedan
Oh, that kind of power supply. As a kid I used to cut patterns in aluminium foil using just a 12V car battery as the power source and it worked quite well.
Re: [Homebrew_PCBs]changing the subject line (was: Request to list members
2005-07-02 by Stefan Trethan
On Sat, 02 Jul 2005 18:15:12 +0200, David McNab ... That s immensly complicated. Why not just click reply and change the subject?
Re: RE : [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-02 by Johnathan Corgan
... Yep. I had one these. One sign of cheapness--the connector cable between the keyboard and the mainboard was actually wax paper with conductive spray
Request to list members
2005-07-02 by David McNab
Hi all, Noting that this list runs over with such rich diversity of skills, ideas and insights. Alas, though, this is somewhat of a downfall when a thread goes
Re: [Homebrew_PCBs] electroetch experiments => problem
2005-07-02 by Earl T. Hackett, Jr.
You have to watch the voltage and the solution conductivity and chemical makeup. The solution should be sulfuric acid at a concentration somewhere around 10%
Re: [Homebrew_PCBs] Forget the clothes iron - get a laminator
2005-07-02 by Philip Pemberton
In message ... Only if you don t mind causing a fire if/when the temperature controller jams on :) ... ISTR you only need
Re: [Homebrew_PCBs] Forget the clothes iron - get a laminator
2005-07-02 by Stefan Trethan
On Sat, 02 Jul 2005 12:45:44 +0200, Philip Pemberton ... I don t consider the thermofuse a problem, the LJIII has thermoswitch though, which i have replaced on
Re: [Homebrew_PCBs] Forget the clothes iron - get a laminator
2005-07-02 by Philip Pemberton
In message ... You can say that again.. Four screws, then it lifts up and out. Very nice. Check the continuity between the
Re: [Homebrew_PCBs] electroetch experiments => problem
2005-07-02 by Adam Seychell
... Sounds like electrocleaning to me. Are there gas bubbles forming on the PCB copper surface when current is flowing ? If so then it could be one or more of;
Re: RE : [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-02 by Stefan Trethan
On Sat, 02 Jul 2005 10:22:38 +0200, Les Newell ... It would probably work with a simpler PSU, yes. However, you need to somehow limit
Re: [Homebrew_PCBs] electroetch experiments => problem
2005-07-02 by Stefan Trethan
On Sat, 02 Jul 2005 09:33:28 +0200, mihai_hagianu ... No idea here. It doesn t sound right that the current should make a differece, if you have say a tape
Re: RE : [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-02 by Les Newell
I don t think the power supply has to be that complicated for this application. Many moons ago I used to own a Sincleir ZX81 computer. The Sinclair printer
electroetch experiments => problem
2005-07-02 by mihai_hagianu
Hi guys, i have tryed before, and restarted now to experiment with electroetching, as an alternative method to FeCl3. I and up with the same problem all the
RE : RE : [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-02 by Robert Hedan
Well Stephan, It seems Willem has a mystery mentor, no idea who that could be...? :) I exxaggerratred (
RE : [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-01 by lcdpublishing
Stefan, I looked over that schematic for the power supply - ouch, my head hurts from all the complexity of it. I think I will have to wait a while before I
Re: RE : [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-01 by Stefan Trethan
On Fri, 01 Jul 2005 23:23:41 +0200, Robert Hedan ... Only EDM, nobody has tried that apart from Curt. There seem to be no industrial applications to make PCBs
RE : [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-01 by lcdpublishing
LOL! That is the same spirit I have with regard to this (electronics stuff), it s just fun to learn and experiment with. However, having been in manufacturing
RE : [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-01 by Robert Hedan
Chris, I think I can speak for everyone here when I say that we are ALL looking for the easiest way to put them thar darned traces on a PC board. :D I m also
Re: Hmm, another thought....
2005-07-01 by lcdpublishing
Jan, worry not, I very much enjoy a good sense of humor! As I am completely new to electronics and circuit board making etc., I have a very open mind to
Re: [Homebrew_PCBs] Hmm, another thought....
2005-07-01 by JanRwl@AOL.COM
In a message dated 7/1/2005 9:49:57 A.M. Central Daylight Time, lcdpublishing@yahoo.com writes: Once that material hardens (dries, cures, or whatever it does)
RE : [Homebrew_PCBs] Re: newbie::Sorry but what is EDM?
2005-07-01 by Robert Hedan
How bout Electricity Destroying Metal ??? In my case it s more Electricity Distorting Metal... Robert ... Be sure to visit the group home and check for
Re: [Homebrew_PCBs] Re: newbie::Sorry but what is EDM?
2005-07-01 by Stefan Trethan
On Fri, 01 Jul 2005 20:32:30 +0200, lcdpublishing ... well, it got abbrevated again. ST
Re: newbie::Sorry but what is EDM?
2005-07-01 by lcdpublishing
No silly, that would have to be EDMmPCB ... my
Re: [Homebrew_PCBs] Re: newbie::Sorry but what is EDM?
2005-07-01 by Stefan Trethan
... No it s really electric discharge machining, we established that fact a few posts ago ;-) Tho i like your version too... or maybe Electric Detonations
Re: Hmm, another thought....
2005-07-01 by lcdpublishing
Thanks! Will start the investigation into understanding. Chris
Re: newbie::Sorry but what is EDM?
2005-07-01 by lcdpublishing
Good one! I like that. Within industry, the metal cutting guys have a bit of fun with the EDM guys. The Wire EDM machines look much like a sewing machine so
Re: [Homebrew_PCBs] Re: Hmm, another thought....
2005-07-01 by Stefan Trethan
On Fri, 01 Jul 2005 18:00:58 +0200, lcdpublishing ... ST
Re: [Homebrew_PCBs] Re: newbie::Sorry but what is EDM?
2005-07-01 by JanRwl@AOL.COM
In a message dated 7/1/2005 3:46:03 A.M. Central Daylight Time, mikegw20@hotmail.com writes: Yes it is electrodynamc milling. How bout Electricity