Double Side Boards
2004-12-23 by Stephen Bartlett
When applying toner resist to a double sided board, do you transfer the images for borh sides at the same time, or do you do one side at a time? If the latter,
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Re: back to LA
2004-12-23 by Steve
... wrote: Bonk. Steve Greenfield
Re: [Homebrew_PCBs] Re: Micro Toner and TT
2004-12-21 by Dave VanHorn
... Iron, like the black ink in US currency. ... It would probably be most amusing. ... They aren t raised, that would be a disaster. They are read with a
Re: Micro Toner and TT
2004-12-21 by grantfair2001
Rusty- One process which raises letters, such as those on cards, is known as bakerizing . Sveral homebrew appraoches are outlined by Don Lancaster:
Re: Micro Toner and TT
2004-12-20 by RMustakos
The way it used to be done (at least 10 years ago, that s as current as I can give you :-) ) is it s printed in black in some normal manner, then it gets a
Re: Micro Toner and TT
2004-12-19 by rustyturley
... the ... I think you are referring to MICR toner. This stands for Magnetic Ink Character Recognition. This type of toner is used to print routing symbols,
Re: Heat transfer material
2004-12-18 by Stephen Bartlett
Earl, How about an epoxy? Even a metal-filled type might be non-conductive. I have successfully used Plastic Steel, a two-part epoxy, to make insulating
Re: electro-etching anyone?
2004-12-18 by curt_rxr
... Hi Bengt, Basically I used a modified HP Deskjet 500 to print my artwork onto the board. My thinking was that I could easily transfer any image that
Re: Heat transfer material
2004-12-18 by Steve
... fill gaps from 0.05 to 0.1 wide? I ve meant to ask this before; anyone know if that silver filled CPU heat sink paste is really better than the regular
Heat transfer material
2004-12-18 by Earl T. Hackett, Jr.
This isn t exactly related to PCB construction, but this is about the best group I know of to ask. I have some electrical coild about 0.5 dis. x 0.75 long.
Re: electro-etching anyone?
2004-12-18 by Bengt
Hi Curt, Do you have more detailed info on EDM how it is done and with *home* built gear, I am interested in learning how to build and use EDM for PCB. Happy
Re: PCB house posting ads
2004-12-18 by Phil
... To be honest, I think it was more like he was chased away. After everyone got through spanking him, I wasn t suprised he left. Phil
Re: [Homebrew_PCBs] Micro Toner and TT
2004-12-18 by Terry Mickelson
I m told micro toner is used by Banks to get a raised feel to check printing. Assuming more toner is deposited, is it a good choice for the toner transfer
RE: [Homebrew_PCBs] RF Materials
2004-12-18 by Leon Heller
... FR4 should be fine up to 1 GHz or more. Leon
Re: PCB house posting ads
2004-12-18 by Steve
Hm. He left the list. Too bad, because all it takes is a simple apology and then we move on. He s young, hopefully he ll learn. Steve Greenfield
RE: [Homebrew_PCBs] CuCl wierdness
2004-12-17 by Leon Heller
... Try adding some HCl. Leon
Re: [Homebrew_PCBs] CuCl wierdness
2004-12-17 by Stefan Trethan
On Fri, 17 Dec 2004 23:19:59 +0000, Les Newell ... You have forgotten to add HCl. You did check the molarity from time to time,
CuCl wierdness
2004-12-17 by Les Newell
Hi, I have been using CuCl etchant for a while now. Before etching I add a tablespoon of 100 volume H2O2 and away I go. Recently something has changed. When
RF Materials
2004-12-17 by edwardt007
Does anyone know where I can get some cheap(the operative word) RF materials for an antenna board? Eddy T
Re: electro-etching anyone?
2004-12-17 by curt_rxr
... I tried EDM on PCB s a year ago and while you can do very fine traces ( for BGAs and the like ), it is a VERY slow process, even when you use post process
Re: [Homebrew_PCBs] Re: PCB house posting ads
2004-12-17 by Jim Watrach
I agree..Thanks for the advice. I already heard it from him anyway. I have apologized, and I am sorry. Take care and happy holidays! crankorgan
Re: PCB house posting ads
2004-12-17 by crankorgan
Jim, You need to learn ethics. What you did was not illegal but unethical. Introducing yourself and saying your father runs a PC house would have been the
Re: [Homebrew_PCBs] RE: PCB house posting ads
2004-12-17 by Jim Watrach
I said sorry!! But once again, sorry. If you ever need anything, I would be happy to help! Pete Brown (YahooGroups) wrote:
RE: PCB house posting ads
2004-12-17 by Pete Brown (YahooGroups)
Jim Jr The criticism wasn t undue. You made your father s business look bad by posting as a shill. You ll learn about things like that once you get a little
Re: [Homebrew_PCBs] Re: PCB house posting ads
2004-12-17 by Randy Wilson
... Your father is the sales manager, you see no need to disclose this fact, and your feelings are hurt because of undue criticism ? Good Grief. Thanks to the
Re: PCB house posting ads
2004-12-17 by jwjrpcb
Thanks for the advice. I have checked out the postings regularly.Something that I can do without joining. I do find help and solice in the fact that I am not
Re: PCB house posting ads
2004-12-17 by Steve
You joined at 10:58am today, posted (attempted) at 11:05am. So don t try and make it sound like you are a long time lurker here. You understand this still
Re: PCB house posting ads
2004-12-17 by jwjrpcb
Hi Steve, I just want to make it clear who I am in relation to a superb supplier. My fatehr is the sales manager, and I am a green fresh out of college 25 year
Re: [Homebrew_PCBs] PCB house posting ads
2004-12-17 by Stefan Trethan
On Fri, 17 Dec 2004 16:00:41 -0500, Roy J. Tellason ... I m not so sure. I surely get over 50% spam counting what the filter catches, so there are more evil
Re: [Homebrew_PCBs] PCB house posting ads
2004-12-17 by WDSmith
It certainly inspires my confidence. I am extremely confident they would say anything to get your business and then again to duck your complaints. WDSmith
Re: [Homebrew_PCBs] PCB house posting ads
2004-12-17 by Roy J. Tellason
... Not so. There are a lot more of us than there are of them. It doesn t take too much stupidity on their part to get on a list, or several. It s called
Re: [Homebrew_PCBs] electro-etching anyone?
2004-12-17 by Adam Seychell
... We had some discussion sometime ago in Homebrew_PCB. The consensus was it is probably achievable but not practice for just the occasional PCB. There is an
Re: PCB house posting ads
2004-12-17 by crankorgan
Steve, I caught the owner Paul G. of the CNCZONE doing the same thing over at the RC conference. Posting messages in first person is ok if not overdone. But
Re: [Homebrew_PCBs] PCB house posting ads
2004-12-17 by Stefan Trethan
On Fri, 17 Dec 2004 14:50:31 -0500, Roy J. Tellason ... They will not even care about it, just spam the next one and lie to them. You must remember the
Re: [Homebrew_PCBs] PCB house posting ads
2004-12-17 by Roy J. Tellason
... What s really sad is that these people seem to act like they think they can get away with that sort of thing. Like we re all stupid, or ignorant, or
PCB house posting ads
2004-12-17 by Steve
I don t mind someone from a PCB fab house posting on the list. Or posting a link to their website in the Links page. That s a good thing. What bothers me is
electro-etching anyone?
2004-12-17 by mihai_hagianu
Hi, has anyone ever tryed electro-etchig for PCBs ? What chemicals/ setup should be used? what pros and contras are in it? thank you, mihai
Re: Added PCB prototype house
2004-12-15 by Steve
Anyone here used them? Thanks for posting the prices, because they won t let you do anything on their website without first registering. I think they need to
Re: Etch safe materials, etc etc
2004-12-15 by dioxide
Norm Wrote; ... This is exactly what I had in mind, except it s a simple matter to seal an iron slug or magnet inside of acrylic, so I wont have to worry about
Re: direct resist application with plotter
2004-12-15 by mikezcnc
Software that plots from windows is www.winline.com About $200 or $150 depending on specials. Mike ... then copy ... speed..), ... directly ... too much ...
Added PCB prototype house
2004-12-14 by rmustakos
I just posted this in links section. Inexpensive PCB prototyping. minimum 5 boards 2 sided, pth, 2 sided masking, 1 silk screen. 1-20 sq inch
Re: [Homebrew_PCBs] Re: Etch safe materials for etch tank
2004-12-13 by Stefan Trethan
On Mon, 13 Dec 2004 17:14:27 -0500, Dave VanHorn ... by the way a cover over the tank would probably solve the problem. add a outlet
Re: [Homebrew_PCBs] Re: Etch safe materials for etch tank
2004-12-13 by Stefan Trethan
On Mon, 13 Dec 2004 17:14:27 -0500, Dave VanHorn ... yes, and that s why you attach the hose to the pump mechanism inlet and not to the
Re: [Homebrew_PCBs] Re: Etch safe materials for etch tank
2004-12-13 by Dave VanHorn
... Ok, in mine, when you open the box, there s exposed copper and steel parts.
Re: [Homebrew_PCBs] Re: Etch safe materials for etch tank
2004-12-13 by Stefan Trethan
On Mon, 13 Dec 2004 16:40:13 -0500, Dave VanHorn ... well, mine had no port for a hose, simply a hole in the pump mechanism. but nobody
Re: [Homebrew_PCBs] Re: Etch safe materials for etch tank
2004-12-13 by Dave VanHorn
... Must be a different sort of pump. The ones I m familiar with, have no inlet valve as such. They are a small blue or green box, with just an outlet.
Re: [Homebrew_PCBs] Re: Etch safe materials for etch tank
2004-12-13 by Stefan Trethan
On Mon, 13 Dec 2004 14:03:09 -0500, Dave VanHorn ... Haha, of course not. There is no need at all for the gas to ever reach the parts
Re: [Homebrew_PCBs] Re: Etch safe materials for etch tank
2004-12-13 by Dave VanHorn
... The copper winding in the vibrator has been replaced by rubber and plastic? The steel electromagnet core also? Very interesting technology.
Re: [Homebrew_PCBs] Re: Etch safe materials for etch tank
2004-12-13 by Stefan Trethan
On Mon, 13 Dec 2004 12:46:31 -0500, Dave VanHorn ... disagree, i have an aquarium pump and it is made of rubber and plastic. no worries
Re: [Homebrew_PCBs] Re: Etch safe materials for etch tank
2004-12-13 by Dave VanHorn
... Recycling corrosive vapor through one of these would be a very short-lived project.