Re: [Homebrew_PCBs] Making hidden vias?
2006-12-08 by Leon Heller
... From: DJ Delorie To: Sent: Friday, December 08, 2006 3:44 PM Subject: Re: [Homebrew_PCBs] Making hidden
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Re: Making hidden vias?
2006-12-08 by derekhawkins
... Very workable here. I do it all the time. However, To make a good solder joint with less than a 5 thou bump does require some practice and know-how. Those
Re: [Homebrew_PCBs] Re: Making hidden vias?
2006-12-08 by Borislav Trifonov
... http://www.lpkfusa.com/Store/ProductList.asp?Category=Through-Hole%20Plating%20-%20EasyContac But for me $80 is still too much. I want to pay an
Re: Using a HP Photosmart D5160 for direct inkjet printing
2006-12-08 by guiman1111
Greetings, I am new to this group though I have been professionally involved in the electronics industry for 24 years. I am now in a position where making my
Re: [Homebrew_PCBs] Making hidden vias?
2006-12-08 by Stefan Trethan
... You should consider the reliability of such a joint. ST
Re: [Homebrew_PCBs] Making hidden vias?
2006-12-08 by DJ Delorie
... More fun than soldering in 300 1/8 long wires. ... A thought I had... #30 wire wrapping wire is only 10 mils diameter; an easy fit in a 13 mil hole. If
Re: [Homebrew_PCBs] Making hidden vias?
2006-12-08 by Borislav Trifonov
... Someone I know wraps copper foil around solid wire, and after soldering trims it and pulls out the wire. But in this case as well as the tube one, I don t
Re: [Homebrew_PCBs] Re: Making hidden vias?
2006-12-08 by Stefan Trethan
... that s 30c a rivet. what makes you do that? ST
Re: Making hidden vias?
2006-12-08 by jpanhalt
Where did you find the rivets for $80/1000 in North America? I m paying almost $30/100 at Circuit Technology (circuittechctr.com). John ... 15 ... size...)
Re: [Homebrew_PCBs] Making hidden vias?
2006-12-08 by Stefan Trethan
... And how much fun would it be to place 300 vias a board, manually? Not to speak of the other problems like them being much larger than regular vias and they
Re: [Homebrew_PCBs] Making hidden vias?
2006-12-08 by DJ Delorie
... So, what s stopping you from buying the UK$15 refills? Or call their USA distributor. ... For vias at least, you only need one size (holes for pins is a
Re: [Homebrew_PCBs] Making hidden vias?
2006-12-08 by Borislav Trifonov
I m referring to something like this: http://www.megauk.com/through_hole_rivets.php They are simple copper rivets, which can be fitted with a standard punch
Re: [Homebrew_PCBs] Making hidden vias?
2006-12-08 by Marcel van Lieshout
http://www.bungard.com/seiten/p-favorit.htm Marcel
Re: [Homebrew_PCBs] Wooden CNC router
2006-12-08 by DJ Delorie
... Ok, now I m drooling.
Re: [Homebrew_PCBs] Making hidden vias?
2006-12-08 by Stefan Trethan
... vias are chemically plated, you can not buy them as components. There are a few ways to make fake ones though, none that great IMO. ST
Re: [Homebrew_PCBs] New moderator
2006-12-08 by Lez
... Good luck in the new job, I know from this last years experience how unemployment can be, it is quite financially limiting... Lez
Re: [Homebrew_PCBs] Hot air and preheating
2006-12-08 by Ross McKenzie
Roland, Elektor Electronics magazine published a DIY Reflow Oven project in January 2006. It uses an Atmel AT89C52 chip. Regards, Ross McKenzie ValuSoft
Re: [Homebrew_PCBs] New moderator
2006-12-08 by JanRwl@AOL.COM
In a message dated 12/7/2006 9:59:08 P.M. Central Standard Time, alienrelics@yahoo.com writes: I m assembling electromagnetic probes for crack detection.
Re: [Homebrew_PCBs] Hot air and preheating
2006-12-08 by Roland Harriston
Leon Heller: Thanks for the information. My wife discarded such an oven a while ago. She got a very fancy (read: expensive) one with a lot of controls, but I
Re: [Homebrew_PCBs] Hot air and preheating
2006-12-08 by Leon Heller
... From: Roland Harriston To: Sent: Friday, December 08, 2006 3:22 AM Subject: Re: [Homebrew_PCBs] Hot
Re: [Homebrew_PCBs] Wooden CNC router
2006-12-08 by JanRwl@AOL.COM
In a message dated 12/7/2006 6:24:44 A.M. Central Standard Time, rwskinner@ccwip.net writes: What do you reckon a person could build there own PCB Drill for,
New moderator
2006-12-08 by Steve
I ve taken Leon Heller up on his generous offer to become a moderator of this list. I ve gone from the ranks of the unwashed self-employed to the slightly
Re: [Homebrew_PCBs] Hot air and preheating
2006-12-08 by Roland Harriston
bobysgotgunse: Nuts & Volts magazine published an article about using one of those inexpensive toaster ovens for SM work with solder paste. Did you happen to
Re: Wooden CNC router
2006-12-07 by Andrew
... Problem with ebay is - every time I see nice motion control stuff for sale it says will ship to southern california only. In fact only within 3 streets
C64 for direct print?
2006-12-07 by Kiira
Hi, can a C64 be used for the modifications for direct printing to PCB instead of the C84? I can t find in the archives anything that directly says yes it can.
Re: [Homebrew_PCBs] Wooden CNC router
2006-12-07 by Richard
What do you reckon a person could build there own PCB Drill for, if they had to buy all the components? I can Layout and Etch my own boards, but I m referring
Hot air and preheating
2006-12-07 by bobysgotguns
I try to do surface mount whenever possible as I like the small size, and nowadays a lot of the components I use are hard to find in through hole packages.
Making hidden vias?
2006-12-07 by bobysgotguns
Using pieces of wire, resistor legs, or header pins for hidden vias (under surface mount parts; something I need to do often) is not really workable. Even for
RE: [Homebrew_PCBs] Wooden CNC router
2006-12-07 by Herbert E. Plett
... that s the problem... I have no access to eBay and would have to import those precision slides! (BTW, wooden is not a must, just a generic concept and
RE: [Homebrew_PCBs] Wooden CNC router
2006-12-07 by Len Shelton
... punching ... You can see some of the results I get with a dremel tool CNC router: http://www.probotix.com/pcb_milling_and_routing My mill was built for
Re: [Homebrew_PCBs] Re: PC board programs follow-up on Target 3001!
2006-12-06 by Stefan Trethan
On Wed, 06 Dec 2006 02:41:48 +0100, Ted Bruce KX4OM ... Well, what can i say, it s definitely you. I have no trouble changing component
Re: PC board programs follow-up on Target 3001!
2006-12-06 by Ted Bruce KX4OM
Stefan, Yes, I have my own custom libraries, first in EAGLE and then imported seamlessly into DipTrace. In Target, I could get Properties to come up, but
Re: Wooden CNC router
2006-12-05 by mikezcnc
http://www.kleinbauer.com/ Go to plans and select Brute machine. The Brute is capable of PCB drilling and milling. Good luck, Mike
Re: [Homebrew_PCBs] Shielding critical sections of a PC board
2006-12-05 by Stefan Trethan
On Tue, 05 Dec 2006 17:56:09 +0100, Ted Bruce KX4OM ... that s nice, thanks! I was already thinking about using hammond boxes inside
Re: Wooden CNC router
2006-12-05 by lcdpublishing
Neil, Yes, those are very good quality tools and made for industrial use (at least the models I have seen). I would suspect that it would work well for a
Re: [Homebrew_PCBs] PC board programs follow-up on Target 3001!
2006-12-05 by Stefan Trethan
On Tue, 05 Dec 2006 18:36:16 +0100, Ted Bruce KX4OM ... I found with any layout software i need to maintain my own libraries. It only
Re: [Homebrew_PCBs] PC board programs follow-up on Target 3001!
2006-12-05 by Richard
I agree with everything you said about Target 3001. I was hoping a fresh interface that was easy to use. I really like Ivex. Too bad since they went under
PC board programs follow-up on Target 3001!
2006-12-05 by Ted Bruce KX4OM
Well, I tried Target 3001! for a few hours. It does come with a limited number of basic components, as advertised, but the ability to connect to the internet
Shielding critical sections of a PC board
2006-12-05 by Ted Bruce KX4OM
Often certain portions of a circuit board need RF-tight shielding. The following is a link to an article that appeared in EDN magazine that describes the use
[Homebrew_PCBs] Re: Wooden CNC router
2006-12-05 by Neil Baylis
... Chris, I was wondering if a Foredom type handpiece might be sufficient. They are definitely built to a higher standard than Dremel. They have some that
Re: Wooden CNC router
2006-12-05 by lcdpublishing
Neil, That is a very tough question and I don t have a good answer. I make my own spindles so as to avoid those issues. However, if I had to use an off-the
[Homebrew_PCBs] Wooden CNC router
2006-12-04 by Neil Baylis
... Chris, what tool to you recommend instead of Dremel type? Neil [Non-text portions of this message have been removed]
Re: Wooden CNC router
2006-12-04 by lcdpublishing
Herbert, I am building my second router now - the first one is a larger woodworking router, this one is a small one for PCB milling and drilling. You can build
Re: [Homebrew_PCBs] Wooden CNC router
2006-12-04 by Volkan Sahin
I have built my own. I am using Dremel and I could able to use 0.0135 (~0.34mm) bits without any breaking. I have also tried to use 0.0083 (~0.21mm) bits but
Wooden CNC router
2006-12-04 by Herbert E. Plett
does anybody have/use a wooden CNC router (DIY) with a Dremel for punching holes into a PCB? repeatability - accuracy - over all precision? is the Dremel
Re: Assistance with schematic and pcb- 3way active crossover
2006-12-04 by jr_dakota
Since most active crossovers are unity gain filters with a fairly high impedance and input drive level, the TL07x opamps should work just fine, better than a
Re: [Homebrew_PCBs] Assistance with schematic and pcb- 3way active crossover
2006-12-03 by david.mcauliffe@propadog.com
Thanks for that. What I m really looking for is some help going over a circuit that has been hacked from stereo back to mono and making sure that all the wires
Re: [Homebrew_PCBs] Assistance with schematic and pcb- 3way active crossover
2006-12-03 by \M
I am fiddling with a 2-way active filter with options like phaseshift on the LP-filter and adjustable Q. I am using standard dual OPAMPs from BB- OPA2134. Not
how to reduce/eliminate pinholes with TT
2006-12-03 by Stefan Trethan
Hi, I was recently having some trouble with pinholes/etching through of very wide traces or ground planes. Today i realized something very significant: Paper
Assistance with schematic and pcb- 3way active crossover
2006-12-03 by david_mcauliffe
(Sorry if this is a dupe- I didn t see it show up) Hi, I m looking for some help with a PCB, and its schematic. I m not feeling very confident at the moment.