Re: Question about soldering double sided boards.
2005-01-14 by Radra
Strip-X will remove the enamel/varnish but it is slow and messy to use. For thin wire, I simply quickly pass it thru a flame and then wipe off the charred
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magnified drill viewing - optics
2005-01-14 by Adam Seychell
... Do you what the basic arrangement of the optics should be ? I did a very simple experiment with some odd lenses I have (from microscope eye pieces).
Re: [Homebrew_PCBs] Eyelets
2005-01-13 by JanRwl@AOL.COM
In a message dated 1/13/2005 1:35:18 P.M. Central Standard Time, tmdslca@telus.net writes: The F4895B is $6.97 per 100 pcs.
Re: [Homebrew_PCBs] Solder bits
2005-01-13 by Stefan Trethan
... Jan, take care there, if the solder iron manufcturers read that they will immedately cancel any warranty you might have or ever get on any iron. This
Re: [Homebrew_PCBs] Solder bits
2005-01-13 by JanRwl@AOL.COM
In a message dated 1/13/2005 8:04:44 A.M. Central Standard Time, naveedguy2@yahoo.com writes: Can anyone please tell me about different types of solder bits
Eyelets
2005-01-13 by Terry Mickelson
This is the response from International eyelets about their cost for a particular type. From: Johnny Duran Date: January 13, 2005
Re: [Homebrew_PCBs] Re: Question about soldering double sided boards.
2005-01-13 by Stephen Bartlett
Look for a source of magnet wire (for winding coils, transformers, and motors). These come in sizes from quite heavy down to too thin to be manually used;
Re: [Homebrew_PCBs] Solder bits
2005-01-13 by Stefan Trethan
On Thu, 13 Jan 2005 07:30:27 -0000, naveedguy2 ... There are the cheap ones, copper and copper plated with various stuff, and the
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-13 by Stefan Trethan
On Thu, 13 Jan 2005 01:46:58 -0000, James Newton ... They cut so well they will also cut into the side of the pad. i will try making the drill table more
Solder bits
2005-01-13 by naveedguy2
Can anyone please tell me about different types of solder bits based on the material used? Which one is the best one? How can I clean dirty bits? I am a
Re: Question about soldering double sided boards.
2005-01-13 by grantfair2001
Hi Dave- I gather the other popular wire wrap wire is teflon insulated; one common brand name is Kynar , and you are right, the insulation is actually
Re: PCB drill viewing mechanism... reviewed
2005-01-13 by James Newton
... easily. ... center ... actually ... Why won t the carbide drills self-center? You are still etching the guide hole? Are the carbide drills just so stiff
RE: [Homebrew_PCBs] Question about soldering double sided boards.
2005-01-12 by Philip Pemberton
In message ... Yep. ... Funny - I did the same thing... Heh. Farnell sell the wire -
Re: Question about soldering double sided boards.
2005-01-12 by Jay Arnold
What I should have said is more like $30 per 100 eyelets. _____ From: Jay Arnold [mailto:ajarnold@transedge.com] Sent: Wednesday, January 12, 2005 5:03 PM To:
Re: Question about soldering double sided boards.
2005-01-12 by Jay Arnold
Found a source for eyelets: www.circuittechctr.com They sell various size eyelets for about $20 per 100 eyelets. They also
Re: [Homebrew_PCBs] Re: Question about soldering double sided boards.
2005-01-12 by Randy Wilson
True, but I thought we were being formal.
Re: Good free Gerber editor
2005-01-12 by Bengt
I can´t get the install to work :( Save is needed also... Bengt
Re: Good free Gerber editor
2005-01-12 by Phil
... I don t know if this will help but viewmate from pentalogix is free and can do what you ask. However, the free version doesn t save files. It might
Good free Gerber editor
2005-01-12 by Bengt
Hi folks, I need to edit one gerberfile, add 2 routes and I only have the Gerber file. Can anybode advise for some free tool to do this? Bengt
RE: [Homebrew_PCBs] Re: Question about soldering double sided boards.
2005-01-12 by Dave Hylands
Hi Grant, ... Thanks - I ll check it out. I have some wire wrap wire (can t remember where I got it), but the insulation seems to have a mind of its own, and
Re: Question about soldering double sided boards.
2005-01-12 by Phil
Or scrounge it from stranded wire.
Re: [Homebrew_PCBs] Re: Question about soldering double sided boards.
2005-01-12 by Randy Wilson
It is also possible to buy small gauge bus wire, which has no insulation to contend with.
Re: PCB drill viewing mechanism... reviewed
2005-01-12 by grantfair2001
The Brute is designed to use a Dremel using carbide PCB drill bits. (or was your tooling question about what s need to buils it?) You can use TurboCNC to run
Re: Question about soldering double sided boards.
2005-01-12 by grantfair2001
Dave - my local Radio Shack here in Toronto sells wire wrap wire, about 28 gauge, with a thin insulation which reasily melts away when soldered. It was on a
Re: Laser printer distortions and cnc drilling
2005-01-11 by klmjr22
Ok time to stop lurking and post something. I have built two cnc drilling machines (so far). The first used drawer slides, a wood frame and 1/4 20 all thread
Re: [Homebrew_PCBs] Question about soldering double sided boards.
2005-01-11 by Leon Heller
... From: Dave Hylands To: Sent: Tuesday, January 11, 2005 2:24 PM Subject: RE: [Homebrew_PCBs]
RE: [Homebrew_PCBs] Question about soldering double sided boards.
2005-01-11 by Dave Hylands
Hi, ... You mention wiring pen wire. Does the insulation melt using a soldering iron without having to strip the wire? I ve been trying to locate some wire for
Re: [Homebrew_PCBs] Question about soldering double sided boards.
2005-01-11 by Philip Pemberton
In message ... There s also the Multicore Copperset system - IIRC there was some info on improvising tools for it on
Re: [Homebrew_PCBs] Question about soldering double sided boards.
2005-01-11 by Philip Pemberton
In message ... Yep - wiring pen wire. Get some of the Roadrunner enamelled wire (or normal enamelled
RE: PCB drill viewing mechanism... reviewed
2005-01-11 by Jay Arnold
I can t answer specific questions about this unit, but let me do a mini brain dump from my CNC experience (mill, lathe, much more on to-do list); First, while
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-11 by Adam Seychell
... Thanks Ed, for your response. I now see there is even easier ways of making a bare bones CNC drill machine. I m not interested in building one because I
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-11 by Ed Okerson
... The linear slides are just blocks of high density plastic cut to ride inside the lip on the aluminum channel. I used 1/4 20tpi stainless steel threaded
Re: [Homebrew_PCBs] Question about soldering double sided boards.
2005-01-11 by JanRwl@AOL.COM
In a message dated 1/10/2005 12:56:50 P.M. Central Standard Time, newphreak_16@yahoo.com writes: Is there a poor man s way to plate through the hole so i
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-11 by Adam Seychell
... They look interesting, but what is used as the linear slides ? How are they attached to the U channel ? Is the lead screw standard zinc steel threaded bar
Re: [Homebrew_PCBs] Question about soldering double sided boards.
2005-01-11 by Terry Mickelson
... This is where the miniature eyelets come in. Usually, these are installed using two sharp center punches. One goes on each side of the eyelet after it s
Re: [Homebrew_PCBs] Question about soldering double sided boards.
2005-01-11 by Earl T. Hackett, Jr.
Without plated through holes, I plan my circuit design so there are vias where I can solder the occasional wire stub between the top and bottom. To minimize
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Stefan Trethan
... didn t get that before so i m answering it now. The trick is to view from the _OTHER_ side of the drill. the screen has a target painted on it where the
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Stefan Trethan
... ..Or CNC is so accurate it can not cope with the distortion of TT that are no problem at all otherwise. Actually TT isn t the problem, the laser printer
Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Bengt
Hi Stefan, If TT is that bad why do you use it? If I read this right, you say that TT is so distorted that it cannot be used, or? I agree that if you have
Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Steve
Doh! OK, I should have just kept reading before posting... Steve Greenfield
Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Steve
... wrote: ... ... Two laser pointers with some kind of vibrating mirrors (or surplus barcode scanners) aimed to make a crosshair on the board? With each
Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Bengt
0,00025 WOW !!! did you get the zeros right?? that is 0.00635mm. Even if you get down to 1/10mm repetability its far better than hand drilling your PCB:s and
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Stefan Trethan
On Mon, 10 Jan 2005 14:10:52 -0800 (PST), Ed Okerson ... Ed, How long does it take you to get a single board drilled, say 30 holes, 3 sizes? I
Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Phil
Woodworking equipment (sliding compound miter saws, for example) use a laser to project a cut line on the material. It seems to work pretty well in light or
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Stefan Trethan
... What i fear is that in many cases setting up a CNC drill would be more effort than drilling the entire board by hand (i have many boards with well under 50
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Ed Okerson
... That is simply not true. I built a CNC mill/drill based on the Brute design at www.crankorgan.com and it only took about a week to make it. Granted it is
Re: Question about soldering double sided boards.
2005-01-10 by Phil
... pads, and ... can use ... the pins ... headers. ... It takes a little planning to design to handle the lack of plated through holes. You can significantly
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Adam Seychell
... You could be right, I haven t tried it so I don t know. Also the comments about the commercial units having a clamp above thats operated by the foot pedal
Re: [Homebrew_PCBs] Re: PCB drill viewing mechanism... reviewed
2005-01-10 by Adam Seychell
... Maybe but its a matter of pure luck that any given person comes across one of these small drill machines your talking about. And spending $1000 s on a
[Homebrew_PCBs] Laser printer distortions and cnc drilling
2005-01-10 by Stefan Trethan
Hi, I ve thought maybe i might reconsider building a CNC just for drilling, but i worry that the laser printer and toner transfer distortions will make it