No i do not worry and you don't have to either ;-) even 6.66 mil traces have no problem with it. I have not damaged the copper this way, ever. ST On Sun, 01...
11509
whoop@...
whoop_john
Jan 1, 2006 10:08 am
... Kenny, I upped the toner density to make sure I got a solid black print (I have a software utility to do that on my Apple Laserwriter). I get a good solid...
11510
kennytrussell
Jan 1, 2006 2:07 pm
John, I found that if I had the toner looking thin (sort of speckled) on the transparency (you can only tell with a good magnifier like my 30X one), that after...
11511
Stefan Trethan
stefan_trethan
Jan 1, 2006 2:59 pm
On Sun, 01 Jan 2006 15:07:32 +0100, kennytrussell ... laminator or fuser makes that better. ... That's true! ST...
11512
soffee83
Jan 1, 2006 7:06 pm
... When I was wondering about the pressure once, I sat a bathroom scale on the counter and pressed down on it with a push-up (exercise) handle thing that was...
11513
Homebrew_PCBs@yahoogr...
Jan 1, 2006 7:32 pm
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...
11514
kennytrussell
Jan 1, 2006 11:22 pm
George, If you get the toner just right (very light, really), I believe you can apply as much pressure as you wish and not worry about spreading too much. I am...
11515
soffee83
Jan 2, 2006 3:01 am
Thanks Kenny! I bought a few sheets of transparency too a while back and haven't used it yet. All I've ever done is glossy paper. I really want to get a bit...
11516
soffee83
Jan 2, 2006 3:27 am
That other thread about the toner reminded me.- Does anyone who runs that HP not get the full adjustment prefs on their Windows machines? I get that simple...
11517
kennytrussell
Jan 2, 2006 6:58 am
I quickly threw together a quick web page with pictures of a few projects for which I could find digital pictures. I took a lot of pictures along the way in my...
11518
kennytrussell
Jan 2, 2006 7:10 am
George, At the moment, I'm still sold on transparencies being better than the glossy paper, but really I don't know. I need to do a few more with paper. I have...
11519
jam5411
Jan 2, 2006 6:45 pm
I have been reading with much interest all that I can about the Laser toner transfer method of making PC boards and after a few attempts have been absolutely...
11520
Stefan Trethan
stefan_trethan
Jan 2, 2006 7:01 pm
... it will work for that too. I did 0.5mm pitch thin flatpack (the ones without real leads) with no problems, but you need a 600DPI printer. ST...
11521
kennytrussell
Jan 2, 2006 7:35 pm
JohnM, I have done .5 mm also with no trouble. It amazes me that it can work so well - seems so crude but works so well! I appreciate the helpful tips too...
11522
Stefan Trethan
stefan_trethan
Jan 2, 2006 7:46 pm
On Mon, 02 Jan 2006 20:34:50 +0100, kennytrussell ... Yes, the curvature causes an error for me. If i put in in a folded-over piece of thin cardboard the curve...
11523
kennytrussell
Jan 2, 2006 8:09 pm
I'm not sure I understand where you put the cardboard. ... someone ... edge ... an ... I ... over ... problem....
11524
jam5411
Jan 2, 2006 8:20 pm
... folded-over ... problem. ... Using the Press n Peel I leave roughly 3/8inch overlap from the laser print out. This is 3/8" larger than the board outline....
11525
Stefan Trethan
stefan_trethan
Jan 2, 2006 8:23 pm
On Mon, 02 Jan 2006 21:09:15 +0100, kennytrussell ... I fold the cardboard over in the middle, and then put the whole spiel (PCB with layout paper on both...
11526
kennytrussell
Jan 2, 2006 8:30 pm
John, This was very helpful. I really appreciate it! I'm not familiar with the press you use. I'm still using an iron but I will look into what you have. ...
11527
kennytrussell
Jan 2, 2006 8:33 pm
I see now. Thanks. ... spiel (PCB ... have...
11528
Kim Currier
netplus255
Jan 3, 2006 2:47 am
Hello, everyone... I am rather new to this board, and I have had some real good luck with Toner Transfer, but it hasn't quite made me happy with traces that...
11529
stewart_bakeruk
Jan 3, 2006 9:44 am
For doing double sided boards using transparencies I made up a jig from the same thickness PCB material in the shape of an 'L'. The top and bottom...
11530
Bruno St-Laurent
bsl88k
Jan 3, 2006 2:49 pm
Hi guys I'm new using the homebrew mix of HCL 30% and H2O2 3%, and would like to know what is the best temperature for good etch time??? , right now when i do...
11531
Lindle
tn_medic24100
Jan 3, 2006 3:24 pm
I am using PCB123 to draw my circuit boards with and have made through rings slightly larger in the program. Now I find these "direct etch doughnuts" and want...
11532
Leon Heller
leon_heller
Jan 3, 2006 3:25 pm
... From: "Bruno St-Laurent" <bsl88k@...> To: <Homebrew_PCBs@yahoogroups.com> Sent: Tuesday, January 03, 2006 2:48 PM Subject: [Homebrew_PCBs] CUCL...
11533
Stefan Trethan
stefan_trethan
Jan 3, 2006 3:32 pm
On Tue, 03 Jan 2006 15:48:13 +0100, Bruno St-Laurent <bsl88k@...> ... It is problematic to heat this etchant because HCL will boil at like 50C or...
11534
Leon Heller
leon_heller
Jan 3, 2006 3:37 pm
... From: "Lindle" <tn_medic24100@...> To: <Homebrew_PCBs@yahoogroups.com> Sent: Tuesday, January 03, 2006 7:04 AM Subject: [Homebrew_PCBs] Question...
11535
Bruno St-Laurent
bsl88k
Jan 3, 2006 3:39 pm
... time??? , ... around 5 ... green ... like 50C ... produced ... above ... levels ... I do use a bubbler !!!, ok, then i need to get concentrated H2O2!! is ...
11536
Stefan Trethan
stefan_trethan
Jan 3, 2006 4:14 pm
On Tue, 03 Jan 2006 16:37:32 +0100, Bruno St-Laurent <bsl88k@...> ... Yes, and not very expensive either. You want some around 30%. I was afraid the...
11537
Stefan Trethan
stefan_trethan
Jan 3, 2006 4:19 pm
On Tue, 03 Jan 2006 16:24:52 +0100, Leon Heller ... NO, not BLUE! It should be green. If it is blue you have no HCl and it can't etch. ST...
