Re: [Homebrew_PCBs] Yet another idea for direct injet printing
2006-08-28 by William Nelson
You can use some of the pcb material (fiberglass and copper) which is very thin and flexible already. This you can run thru the printer with no mods and then
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RE: [Homebrew_PCBs] Re: Yet another idea for direct injet printing
2006-08-28 by Dave King
Polyesters will not bond metal (not for long or very well anyway). You do need epoxy or a ca type adhesive. Epoxy should be the longer cure types not the 5
Re: Yet another idea for direct injet printing
2006-08-28 by billmcgough2000
... Epoxy resin in the fiberglass or an epoxy adhesive ? I just posted another message that the copper would not stick well using the resin as the adhesive. I
Re: Yet another idea for direct injet printing
2006-08-28 by billmcgough2000
... I Tried that first. Lightly blasted the copper then cleaned it Then did the copper, resin, fiberglass glass, copper, sandwich Laid it all between two
Re: Elektor Electronics HP No. 40 Print Head Project
2006-08-28 by scratch_6057
96 dpi Serial Inkjet Printer Kit [http://www.parallax.com/detail.asp?product_id=27949] Parallax, Hewlett-Packard Specialty Printing Systems and Matt Gilliland
Re: Yet another idea for direct injet printing
2006-08-27 by scratch_6057
So, if you are going to all of that trouble. making your own fiberglass board and such, as you already have the resin, why not use it to glue copper to board?
Re: [Homebrew_PCBs] Yet another idea for direct injet printing
2006-08-27 by Stefan Trethan
On Sun, 27 Aug 2006 17:13:13 +0200, billmcgough2000 ... Epoxy will certainly stick if you oxidize or maybe pre-etch the copper. Neat idea with the powder coat
Elektor Electronics HP No. 40 Print Head Project
2006-08-27 by shilling_2001
Has anyone seen the article in Elektor Electronics (September 2006 – Page 66) on the use of a Hewlet Packard No. 40 print head? Gives pinouts and how to use
Re: A differen direct inkjet printingtechnique for making PCBs
2006-08-27 by Steve
But if you are using photo process, it s so much easier to just print onto transparency or vellum, compared to modifying a printer to accept a PCB. Steve
Re: [Homebrew_PCBs] Re: Direct InkJet CX4200 modification clarifications
2006-08-27 by Volkan Sahin
You can refill original ones no problem but before refilling be sure that it is empty. Volkan
Re: Direct InkJet CX4200 modification clarifications
2006-08-27 by purdueee_06
Thanks for your responses, I think I have a clearer view about how your modifications work. I wanted to get a better understanding of the work involved before
Re: [Homebrew_PCBs] Re: A differen direct inkjet printingtechnique for making PCBs
2006-08-27 by Leon Heller
... From: scratch_6057 To: Sent: Sunday, August 27, 2006 4:35 PM Subject: [Homebrew_PCBs] Re: A
Re: Type K Thermocouple digital thermometer $27 at Harbor Freight Tools
2006-08-27 by scratch_6057
Other Thermocouple Probes J, K, T types [http://www.sciplus.com/singleItem.cfm?terms=5117&cartLogFrom=Search]
Re: A differen direct inkjet printingtechnique for making PCBs
2006-08-27 by scratch_6057
Leon, As you probably realize if you print on transparency material the image needs to be reversed so that the Ink can be in direct contact with the
Yet another idea for direct injet printing
2006-08-27 by billmcgough2000
Hey guys, New guy here.. I need to make a board for a project Im am currently working on, it has been some time since I made one I wanted to see if there were
Re: [Homebrew_PCBs] A differen direct inkjet printingtechnique for making PCBs
2006-08-27 by Stefan Trethan
On Sun, 27 Aug 2006 15:25:37 +0200, Leon Heller ... Yes, but if we wanted to use the photoprocess we would kinda use the photoprocess not find ways not to use
A differen direct inkjet printingtechnique for making PCBs
2006-08-27 by Leon Heller
I just thought of an different way to make PCBs with an inkjet printer that might be worth trying. Instead of using special ink printed onto the copper, which
The LPKF trace-router/pcb-drill is SOLD
2006-08-27 by Richard
The LPKF trace-router/pcb-drill is SOLD. Thanks to all who wrote and inquired about it! I do have some test-equipment left....and about 25 polypropylene PCB
Re: [Homebrew_PCBs] Direct InkJet CX4200 modification clarifications
2006-08-27 by Volkan Sahin
I tried to answer your questions. Keep in mind that this is my way of doing you can find much easier ways. ... the PCB tray act like paper? On CX4200/CX4800
Re: Type K Thermocouple digital thermometer $27 at Harbor Freight Tools
2006-08-27 by derekhawkins
... Commonly used in gas appliances like water heaters and furnaces in direct contact with the pilot flame. The voltage they output is used to control gas flow
Re: [Homebrew_PCBs] Type K Thermocouple digital thermometer $27 at Harbor Freight Tools
2006-08-26 by Stefan Trethan
On Sun, 27 Aug 2006 01:03:51 +0200, Steve Greenfield ... You can also sometimes find type-k temperature ranges on multimeters. VERY useful, especially if it
Re: [Homebrew_PCBs] Direct InkJet CX4200 modification clarifications
2006-08-26 by Stefan Trethan
On Sat, 26 Aug 2006 19:15:28 +0200, purdueee_06 ... If you look at my mod, i ve done just that. The tray has a cutout on the side so you can put it in the
Type K Thermocouple digital thermometer $27 at Harbor Freight Tools
2006-08-26 by Steve Greenfield
Regular price $40, I was just there and found it was down to $26.99. A thermocouple is a tiny junction of two metals that makes part of a highly accurate
Re: [Homebrew_PCBs] Temp Controller
2006-08-26 by Myc Holmes
Aww Stefie, lighten up..You are forever recommending others to do things. Turn about fair play. Myc ... [Non-text portions of this message have been removed]
Re: [Homebrew_PCBs] Temp Controller
2006-08-26 by Stefan Trethan
On Sat, 26 Aug 2006 21:01:53 +0200, Zoran A. Scepanovic ... I do not appreciate this post. You make wrong assumptions and tell me what to
Re: [Homebrew_PCBs] Temp Controller
2006-08-26 by Zoran A. Scepanovic
Hello Stefan, ... Poor Stef :) You are complaining on prices of components that Guja is pointing you to. Your monthly income much rxceedes Guja s and mine
Re: [-] [Homebrew_PCBs] Re: How are multi-layer PCBs made?
2006-08-26 by W8AEF
So that s how its done. Very interesting. de Paul, W8AEF ... From: twb8899 To: Sent: Saturday, August 26,
Re: [Homebrew_PCBs] Temp Controller
2006-08-26 by Stefan Trethan
... That s 17 or 20 eur without VAT, more for the display than the whole oven cost me. Thank you, but the display problem is solved. ST
Re: [Homebrew_PCBs] Temp Controller
2006-08-26 by guja
ok. how about http://www.rs-components.at RS Bestell-Nr. 214-3480 RS Bestell-Nr. 214-3288 Stefan Trethan wrote: ... 150 eur minimum
Direct InkJet CX4200 modification clarifications
2006-08-26 by purdueee_06
I ve been looking at Volkan s tutorial and I d like some clarification on a few points: 1- why does the paper needed to be emulated... won t the PCB tray act
Re: [Homebrew_PCBs] Re: How are multi-layer PCBs made?
2006-08-26 by Leon Heller
... From: lcdpublishing To: Sent: Saturday, August 26, 2006 12:39 PM Subject: [Homebrew_PCBs] Re:
Re: How are multi-layer PCBs made?
2006-08-26 by lcdpublishing
Fantastic explanation, thank you very much! I can easily see why multi-layer boards can and do get so expensive - there is a lot of work in them! Thanks again!
Re: How are multi-layer PCBs made?
2006-08-26 by twb8899
I owned a commercial multilayer shop for many years. I ll describe the basics of laminating multi layer boards. All board shops used similar methods with
Re: [Homebrew_PCBs] Temp Controller
2006-08-25 by Stefan Trethan
... 150 eur minimum order outside germany. ST
Re: [Homebrew_PCBs] Temp Controller
2006-08-25 by guja
www.reichelt.de LCD MO82 DIP 2x8 chars, no bl LCD 082 DIP 2x8 chars green led bl both 40x20mm Stefan Trethan wrote: I might be
Re: [Homebrew_PCBs] Re: Mixed digital-analog layout
2006-08-25 by Stefan Trethan
... Well, there is much more to grounding that that (induction, emi, resistances,...) But with this method and a healthy oversizing of all traces i usually get
Re: Mixed digital-analog layout
2006-08-25 by Adrian
Yes, now I understand. This is another ocasion when I read so many pages to understand almost nothing, and you give me the answer in few words :-) This is a
Re: [Homebrew_PCBs] Re: Mixed digital-analog layout
2006-08-25 by Stefan Trethan
... No, i imagine where the currents go and if the voltage drop they cause is going to upset another circuit. If voltage drop is not seen by a sensitive part
Re: Mixed digital-analog layout
2006-08-25 by Adrian
When I say digital, I refer to a CMOS counter (RC clock) to control a multiplexer/demultiplexer IC to switch an analog signal. So only two digital ICs. When
Re: How to DO thermocouple interfacing
2006-08-25 by grantfair2001
For a two chip analog solution, why not the Linear Technology LT1025 - cold compensation, and separate inputs for type J, K or T and R or S. Digikey has it for
Re: [Homebrew_PCBs] How are multi-layer PCBs made?
2006-08-25 by Leon Heller
... From: Robert Hedan To: Sent: Friday, August 25, 2006 4:27 PM Subject: RE : [Homebrew_PCBs]
Re: RE : [Homebrew_PCBs] How are multi-layer PCBs made?
2006-08-25 by Stefan Trethan
On Fri, 25 Aug 2006 17:27:52 +0200, Robert Hedan ... As i say, google knows ;-) Of course you can also make it in two steps if you need buried vias. Remember -
RE : [Homebrew_PCBs] How are multi-layer PCBs made?
2006-08-25 by Robert Hedan
... The part that boggles me is how they get the traces down to the inner layers once it s all assembled. Complete/partial depth holes and then lining with
Re: [Homebrew_PCBs] How are multi-layer PCBs made?
2006-08-25 by Lez
... I suppose to do your own you could use epoxy glue. Lez
Re: [Homebrew_PCBs] How are multi-layer PCBs made?
2006-08-25 by Leon Heller
... From: lcdpublishing To: Sent: Friday, August 25, 2006 2:46 PM Subject: [Homebrew_PCBs] How are
Re: [Homebrew_PCBs] How are multi-layer PCBs made?
2006-08-25 by Lance Robson
I always thought they used very thin PCBs and glued them together. i.e. to make a 3 layer board you make a double sided board and a single sided board and
Re: [Homebrew_PCBs] How are multi-layer PCBs made?
2006-08-25 by Bryan Pope
... Wouldn t they just start with a double layer and then do the extra layers as single sided, then glue them on after they has finished etching? Cheers, Bryan
Re: [Homebrew_PCBs] How are multi-layer PCBs made?
2006-08-25 by Stefan Trethan
On Fri, 25 Aug 2006 15:46:29 +0200, lcdpublishing ... google knows. ST
How are multi-layer PCBs made?
2006-08-25 by lcdpublishing
Hi guys, Last night I was thinking about 3 and 4 layer PCBS and can t seem to figure out how they do them. Single sided - easy, we all do that. Double sided -
Re: [Homebrew_PCBs] Mixed digital-analog layout
2006-08-25 by Stefan Trethan
... Usually you have some sort of interface between digital and alalog, like a AD converter. Then you will connect the grounds right at that component. If you