Re: [Homebrew_PCBs] RE : PCB Driller - Looking for comments Servos
2005-06-12 by Stefan Trethan
On Sun, 12 Jun 2005 15:28:51 +0200, mycroft2152 ... I thing the reference to servos was meant more general, not RC model servos. They
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RE : PCB Driller - Looking for comments Servos
2005-06-12 by mycroft2152
Hi robert, Hadn t thought of using servos for this, just steppers. But that is an interseting idea. For hobby robots, the servos are modified for continuous
Re: RE : [Homebrew_PCBs] PCB Driller - Looking for comments
2005-06-12 by mycroft2152
Hi Robert, Thanks for the encouragement. Yes, I looking for a rinky dink system. It fits my basic needs. Thanks for the link, on the stepper driver. I had
Re: PCB Driller - Looking for comments
2005-06-12 by mycroft2152
Hi Roy, By a small dremel, i was thinking of either the handpiece extension or the little battery powered dremel. Since this in a light duty machine, the
[Homebrew_PCBs] Automatic bit holder - was setting the rings on carbide drills
2005-06-12 by Robert Hedan
I was wondering if any of you have come up with a simple automated tool changing system, or have seen one that is within a simple man s reach to fabricate.
Re: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-12 by JanRwl@AOL.COM
In a message dated 6/11/2005 10:47:00 A.M. Central Daylight Time, stefan_trethan@gmx.at writes: seriously, i want to make bit changing easier. it is a pain to
Re: [Homebrew_PCBs] PCB Driller - Looking for comments
2005-06-12 by Roy J. Tellason
... If you re talking about the use of the hardware platform, and maybe the circuitry to drive it with, giving it your own commands rather than relying on
RE : [Homebrew_PCBs] PCB Driller - Looking for comments
2005-06-12 by Robert Hedan
1st: if Eagle doesn t produce a DRILL file, chuck it, I can t remember if it does. 2nd: if you are going to go into programming, might as well follow the
PCB Driller - Looking for comments
2005-06-12 by mycroft2152
Hi Guys, I ve been following the pcb driller discussion. I ve been wanting to build one for a long time. But so far the designs seem too complicated or too
Re: RE : [Homebrew_PCBs] CNC drills/routers
2005-06-11 by Stefan Trethan
On Sat, 11 Jun 2005 21:22:12 +0200, Robert Hedan ... you don t really need PWM, as it is easy to implement in hardware. Of course you can have a MCU do the
RE : [Homebrew_PCBs] CNC drills/routers
2005-06-11 by Robert Hedan
Hi David, You re where I was sitting a few months ago. If you look around you, I m not that far away... :D Ok, what I ve gathered so far on the mostest
Re: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-11 by Stefan Trethan
Just want to let you know the idea with the screw works well. A M10 nut soldered to a short piece of tubing, and on the other end a washer. The drill bit is
Re: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-11 by Stefan Trethan
... I will use the rings as a precise depth reference ;-))) No, seriously, i want to make bit changing easier. it is a pain to adjust the drill in a pivoting
Re: [Homebrew_PCBs] CNC drills/routers
2005-06-11 by Stefan Trethan
On Sat, 11 Jun 2005 16:13:28 +0200, David McNab ... To me this approach seems harder than it needs to be. Why not go with established
Re: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-11 by JanRwl@AOL.COM
Stefan: I am curious WHY you want to adjust these plastic rings, as they are used in professional PCB drilling ONLY to support the bit in a magazine for
CNC drills/routers
2005-06-11 by David McNab
Hi all, Firstly, thanks to those who have helpfully responded to my earlier questions with suggestions to use CNC drills/routers. I m forming ideas for the
Re: RE : RE : [Homebrew_PCBs] Milling circuit boards with CNC?
2005-06-11 by Stefan Trethan
On Sat, 11 Jun 2005 12:25:44 +0200, Robert Hedan ... It s really simple, and not for microstepping, but that s fine for small machines like a drill. I do want
RE : RE : [Homebrew_PCBs] Milling circuit boards with CNC?
2005-06-11 by Robert Hedan
Stefan, I was talking about Alan. :D I m not in any panic mode either, as I said, I m waiting for parts to come in. Once I have all my hardware, then I ll
Re: RE : [Homebrew_PCBs] Milling circuit boards with CNC?
2005-06-11 by Stefan Trethan
On Sat, 11 Jun 2005 04:03:42 +0200, Robert Hedan ... I would have been done with my driver design by now, but sadly i have lost my HDs and all the nice files
Re: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-11 by Stefan Trethan
... yes, as i already said, there are are several minor factors that don t allow that. One beeing i do not own a dril press. See my other replys for the idea
Re: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-11 by JanRwl@AOL.COM
In a message dated 6/10/2005 4:21:28 P.M. Central Daylight Time, stefan_trethan@gmx.at writes: As for moving the rings, i will still try a hammer As I already
Re: [Homebrew_PCBs] SMT temporary adhesive
2005-06-11 by Leon Heller
... From: Moore To: Sent: Saturday, June 11, 2005 12:31 AM Subject: [Homebrew_PCBs] SMT temporary adhesive
Re: [Homebrew_PCBs] Which Printer
2005-06-11 by Leon Heller
... From: KE5CTY Bob To: Sent: Friday, June 10, 2005 10:30 PM Subject: [Homebrew_PCBs] Which Printer
RE : RE : [Homebrew_PCBs] Milling circuit boards with CNC?
2005-06-11 by Robert Hedan
Excellent source of pillow blocks: I ordered 1/2
RE : [Homebrew_PCBs] Milling circuit boards with CNC?
2005-06-11 by Robert Hedan
We re still here; either waiting for another member to move along on his driver design, waiting on parts or workin on the structure for the most part. In the
Re: [Homebrew_PCBs] SMT temporary adhesive
2005-06-11 by ezpcb.com
Hi phil I think you can sold 2 pins at first, then the position of the chip will be fixed. for example, you can solder pin 1 and pin 8 for a soic 16 chip at
RE: [Homebrew_PCBs] SMT temporary adhesive
2005-06-11 by Dave Hylands
Hi Phil, ... I normally tack one pin down. It doesn t need to be a particularly good solder joint, just something that will hold it in place. I like to paint
Re: [Homebrew_PCBs] SMT temporary adhesive
2005-06-11 by Stefan Trethan
... someone suggested to stick some steel wire (2mm dia, 20cm long) in a piece of wood, and bend it around so it presses down on a point. i tried it and it
SMT temporary adhesive
2005-06-10 by Moore
I hand solder some sioc and tssop parts. I d like to know a method to hold the part once I get it positioned so I can solder it. Not a permanent method, as
Re: Which Printer
2005-06-10 by Steve
... Welcome to the list! ... Can you print a board from Express PCB? I thought they had it rigged so you could only print a proof or something. ... Depends on
Re: [Homebrew_PCBs] Which Printer
2005-06-10 by Stefan Trethan
... iron has terrible consistency, laminator ir fuser is worlds better. best etchant IMO is CuCl (see links), as it is easy to regenerate and very cheap. ST
Which Printer
2005-06-10 by KE5CTY Bob
Hi Fellows: Found you guys through a query on another group (QRP-L) that I am a member of. I am new to the list but have been in Electronics and Ham radio
Re: [Homebrew_PCBs] drill before etching?
2005-06-10 by Stefan Trethan
... I had this thought too, but i do not own a good drill press ;-( I know i ought to get one, but i can do many things with my drill stand and a very good
Re: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-10 by Stefan Trethan
On Fri, 10 Jun 2005 21:31:38 +0200, Bob & Linda Gardner ... Thanks, that s what i needed. Thanks als for the other offers. As for moving the rings, i will
Re: [Homebrew_PCBs] Board cleaning- was Silicone paper experiments
2005-06-10 by lists
In article , ... Yes ... It s what the regulations are called here.
RE: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-10 by KE5CTY Bob
Nice Chart: Just what the Doctor Ordered. This will look real good in my new Tech Notebook I started last night. Feels good to be back in the saddle again. Now
Re: [Homebrew_PCBs] drill sizes
2005-06-10 by WSMBA
Try this link ... http://www.stosc.stsci.edu/instrument_lab/drill.html ... From: Terry Mickelson To: Homebrew_PCBs@yahoogroups.com Sent: Friday, June 10, 2005
Re: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-10 by Bob & Linda Gardner
Stefan, For a drill bit size chart try: Bob
Re: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-10 by Art Eckstein
ST, I have one in an excel spreadsheet if that will help. I can either send it to you or upload as you desire. bubba ... Bubba OLDER THAN DIRT Country Bubba
Re: [Homebrew_PCBs] drill sizes
2005-06-10 by Terry Mickelson
On Jun 10, 2005, at 11:24 AM, JanRwl@AOL.COM wrote: ................ Also, if somebody knows a inch/metric PCB drill conversion table (with the #), please
Re: [Homebrew_PCBs] drill before etching?
2005-06-10 by JanRwl@AOL.COM
In a message dated 6/10/2005 6:26:24 A.M. Central Daylight Time, stefan_trethan@gmx.at writes: . . . Even though I m using a good drill press . . .
Re: [Homebrew_PCBs] drill before etching?
2005-06-10 by JanRwl@AOL.COM
On Fri, 10 Jun 2005 05:04:42 +0200, David McNab ... the fine pads, and left me with having to either:
Re: [Homebrew_PCBs] setting the rings on carbide drills
2005-06-10 by JanRwl@AOL.COM
In a message dated 6/10/2005 6:25:17 A.M. Central Daylight Time, stefan_trethan@gmx.at writes: How can those rings be set? does it work with a metal tube and
Milling circuit boards with CNC?
2005-06-10 by lcdpublishing
When milling a circuit board on a CNC, I can see two possible approaches... 1) Using a V shaped bit to outline the traces. This leaves a lot of the copper on
Re: [Homebrew_PCBs] drill before etching?
2005-06-10 by David McNab
... Right you are, as I discovered the hard way when drilling my first board. I do need traces to pass between pins on DIP chips, which rules out setting
Re: [Homebrew_PCBs] drill before etching?
2005-06-10 by Stefan Trethan
On Fri, 10 Jun 2005 13:33:06 +0200, Leon Heller ... for some reason that doesn t work nicely with my sw. on oblong pads. I m usually to lazy to use the
Re: [Homebrew_PCBs] help - cutting/routing ABS plastic enclosures
2005-06-10 by Stefan Trethan
For the round holes, you want a step or tapered drill: a tapered drill is just like a cone,
Re: [Homebrew_PCBs] drill before etching?
2005-06-10 by Leon Heller
... From: Stefan Trethan To: Sent: Friday, June 10, 2005 12:24 PM Subject: Re: [Homebrew_PCBs] drill
setting the rings on carbide drills
2005-06-10 by Stefan Trethan
Hi, My drills are all without the little plastic rings, so i bought a small lot with rings in the hopes of using them. How can those rings be set? does it work
Re: [Homebrew_PCBs] drill before etching?
2005-06-10 by Stefan Trethan
On Fri, 10 Jun 2005 05:04:42 +0200, David McNab ... If that is the case you definitely have too small pads. Remember the pads are not