Re: Through Hole Plating Alternative
2007-01-03 by scratch_6057
... As stated before, a piece of wire, component leg (resistor, cap, ic) is the simplest way to do it. However if for whatever reason you REALLY want to do it
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RE: [Homebrew_PCBs] Through Hole Plating Alternative
2007-01-03 by Russ Blakeman
The upside is better current capability, have had plated holes burn through on some analog boards. ... From: Homebrew_PCBs@yahoogroups.com
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-03 by Stefan Trethan
... I have found that the edge definition seems somewhat better with glossy paper rather than matte paper. ST
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-03 by DJ Delorie
... My microscope is an IntelPlay digital USB microscope. So, I just hit the image capture button.
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-03 by Brian Gracia
I don t know how he took them, but you can get some special lenses (not expensive at all) that you can attach to a digital camera for micro photography. Get em
Re: [Homebrew_PCBs] Through Hole Plating Alternative
2007-01-03 by JanRwl@AOL.COM
In a message dated 1/2/2007 7:15:28 P.M. Central Standard Time, sturpe@earthlink.net writes: What is the best (read most fool proof) way for a neophyte PCB
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-03 by James Washer
My GAWD.. how did you take those photos??? On 02 Jan 2007 18:39:29 -0500
Re: [Homebrew_PCBs] Re: OT: molded plastic enclosures
2007-01-03 by William Carr
... I used to work at a plastics company making their vacuum boxes for mold forming. Got pretty good at it if I do say so myself. The trick with getting a
Re: [Homebrew_PCBs] Through Hole Plating Alternative
2007-01-03 by David McNab
... The best, cheapest and most reliable way I can think of is the obvious method, needing no extra equipment or expense: stick wires through each of your vias
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-02 by DJ Delorie
... I use TT paper, and can do 7/7 fairly reliably. However, the limit is my printer, not the paper - I ve checked the prints under a microscope and the toner
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-02 by Leon
... From: Stefan Trethan To: Sent: Tuesday, January 02, 2007 8:02 PM Subject: Re: [Homebrew_PCBs] Re:
Through Hole Plating Alternative
2007-01-02 by Paul Sturpe
I have been designing and building a few boards using Staples Photo paper (iron on patterns) and I am doing my own etching. I have been trying to design my
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-02 by Stefan Trethan
... It must be said that the bearings on the proxxon IB/E are too close together. This isn t ideal for side-loads. I expect the new long throat version would
New file uploaded to Homebrew_PCBs
2007-01-02 by Homebrew_PCBs@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the Homebrew_PCBs group. File :
Re: [Homebrew_PCBs] Re: OT: molded plastic enclosures
2007-01-02 by Stefan Trethan
... I did not know plastic that thick can still be vacuum formed, good to know! ST
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-02 by Stefan Trethan
On Tue, 02 Jan 2007 17:47:42 +0100, AnaLog Services, Inc. ... Plenty decent to do any SMD stuff which you can possibly use without THP. 8/8 rules work just
Re: Sears CNC
2007-01-02 by John Hansford
Here s who makes it for them... http://www.carvewright.com./
Re: [Homebrew_PCBs] Sears CNC
2007-01-02 by Jan Kok
Interesting indeed. The specs don t say anything about resolution or accuracy. But it does have a 1 HP motor. Think that can handle PCB milling? :-)
Re: First efforts with isolation milling and the new machine....
2007-01-02 by John Hansford
Hi Leon, I d like to get a Proxxon for my personal machine. I m trying to decide on a *generic* toolholder for our other machine. The Dremel seems to be most
Re: First efforts with isolation milling and the new machine....
2007-01-02 by crankorgan
The front threads are 3/4-12 on the MultiPro and 3/4-10 on the really old ones from the 80s. The Tap made in the US went for over $30 and the China made one
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-02 by Leon
... From: John Hansford To: Homebrew_PCBs@yahoogroups.com Sent: Tuesday, January 02, 2007 4:28 PM Subject: [Homebrew_PCBs] Re: First efforts with isolation
Re: First efforts with isolation milling and the new machine....
2007-01-02 by John Hansford
Hi Neil, If you use the old Johnsons paste wax as a mold release with 2hr. set epoxy, you shouldn t have any trouble. 2 hr. epoxy shouldn t be mixed more than
Re: First efforts with isolation milling and the new machine....
2007-01-02 by crankorgan
The Acid Test of a DIY machine is to mount the 1/8 bit in the Dremel and flex it with your fingers. You will quickly figure out if your machine or Dremel
Re: First efforts with isolation milling and the new machine....
2007-01-02 by John Hansford
Thanks John, I wasn t sure which one you d said to get. I looked back in the posts and see the Multipro is the one you suggest. I ll also do the shimming. I
Re: First efforts with isolation milling and the new machine....
2007-01-02 by Neil Baylis
Is it possible to make or buy a nut that the front end of the Dremel will screw into? I ve been looking, but so far haven t been able to source one. I ve been
Re: First efforts with isolation milling and the new machine....
2007-01-02 by crankorgan
I bought two MultiPro models (field coil) with speed control. One has a rubberized body. I bought both of them at Home Depot($59). Both have seen several sets
Re: best paper &etchnat
2007-01-02 by siltecon
After many tries, this is what works best for **ME** Paper: JetPrintPhoto Multi-Project Photo Paper (International Paper, Item #07033-0) Etchant: I use 2 parts
Re: OT: molded plastic enclosures
2007-01-02 by twb8899
I use vacuum formed parts in my product line. The plastic parts are made from .040 or .060 high impact polystyrene and .060 and .125 ABS. My vacuum forming
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-02 by AnaLog Services, Inc.
Interesting observations. Does anybody have pics of milled vs. toner transfer PCBs on their website? How decent is possible with the toner transfer process
Re: First efforts with isolation milling and the new machine....
2007-01-02 by John Hansford
Hi John I had an old Dremel that lasted for 10 years of hard use. As soon as they started screwing around with the design of it, they lasted a year at best. Is
Re: [Homebrew_PCBs] Re: OT: molded plastic enclosures
2007-01-02 by Herbert E. Plett
... that comes from moisture. same as polycarbonate needs to be carefully dried before softening! very hard to do in a DIY home environment. polyethylene and
Sears CNC
2007-01-02 by mycroft2152
While watching Mythbiusters on TV yesterday, I saw an ad for a Sears Compucarve machine for $1899. This may be the first mainstream commercial unit for
Re: First efforts with isolation milling and the new machine....
2007-01-02 by crankorgan
Holding any Dremel type tool in just the mid section says BOGUS. The motor tool needs to be held in two places for best results.
Re: OT: molded plastic enclosures
2007-01-02 by derekhawkins
... Score then snap like drywall. Easy...You can get the scoring tools to buy.
Re: First efforts with isolation milling and the new machine....
2007-01-02 by derekhawkins
... Anything to do with PCBs? IMO, you ll be better off using traditional methods to create the board then using the mill to drill. PCB milling is usually
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-02 by Leon
... From: Stephen Lane To: Homebrew_PCBs@yahoogroups.com Sent: Tuesday, January 02, 2007 2:11 PM Subject: [Homebrew_PCBs] Re: First efforts with isolation
Re: First efforts with isolation milling and the new machine....
2007-01-02 by Stephen Lane
Stephen Lane wrote: I ve just been sent an email alerting me to this months (Jan) Elektor having a kit CNC Mill for sale they want 1099 UK or 1599Euros for it
Re: [Homebrew_PCBs] Re: OT: molded plastic enclosures
2007-01-02 by Stefan Trethan
... I agree, but i think it will still be very tricky to make good looking enclosures. They are usually injection molded, which is probably unreasonable to
Re: OT: molded plastic enclosures
2007-01-02 by Steve
Plexiglass is terrible to work with, as it s very brittle when cutting, and it has a very narrow temp range between soft enough to bend or vacuform and too
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-02 by AnaLog Services, Inc.
I have watched this PCB milling discussion with interest. I have neither the time nor the inclination to attempt to make a PCB mill. I could use one however
Re: [Homebrew_PCBs] Re: First efforts with isolation milling and the new machine....
2007-01-02 by Herbert E. Plett
... you are absolutely right! mine is in the cupboard in the backroom, my wife uses to call it an iron... go figure...
Re: First efforts with isolation milling and the new machine....
2007-01-02 by Dave Mucha
... I forgot to mention to run the board at a short penetration, then before you remove it, inspect it for any non-cuts. if the board is not flat, there may be
Re: First efforts with isolation milling and the new machine....
2007-01-02 by Dave Mucha
Hi Chris, You are correct that Z depth is very important. As is spindle run-out. Some tips to try in the early stages. #1) do only single sided as you are
Re: First efforts with isolation milling and the new machine....
2007-01-01 by Phil Mattison
And of course everyone has a fuser. There were lots of factors that went into my decision to skip it. I looked at lots of articles and photos. Lots of people
Re: First efforts with isolation milling and the new machine....
2007-01-01 by lcdpublishing
Phil, If it s one thing I am, it is telling it like it is. As for my first attempts at isolation milling, more effort needs to be put into it. There is only
OT: molded plastic enclosures
2007-01-01 by David McNab
Hi, Problem with enclosures - I find the enclosures I want, but they turn out to be unavailable here in NZ. Plenty overseas, but at the price of inflated
Re: [Homebrew_PCBs] best paper &etchnat
2007-01-01 by Paul
Tahnks very much Dave. I will surely try. All the best for 2007 73 s Paul 9H1FQ David McNab wrote: ... This could be a little like
Re: [Homebrew_PCBs] Which kind of MISPRO ink should be selected for direct PCB print?
2007-01-01 by Volkan Sahin
Hi Bora, Dye based inks are not etch resistant, you need to use pigment based inks. MISPRO pigment based inks are etch resistant. You need to be sure that at
Re: [Homebrew_PCBs] First efforts with isolation milling and the new machine....
2006-12-31 by Stefan Trethan
On Sun, 31 Dec 2006 23:22:45 +0100, Phil Mattison ... You are just not persistent enough. If you think you need to iron for 15 minutes,
Milling Circuit Boards
2006-12-31 by crankorgan
Milling circuit boards works best with carbide bits. The best bit is the 60 degree milling bit. GCode must be offset correctly or your traces will be too thin