... vinyl ... Where is the cheap (and assumed readily available) in your photo- etching process besides the use of sunlight? What's the cost and availability...
Monthly Reminder, please read: Subject lines: Remember to change the subject line if you are straying from the original thread. Please change the subject line...
Homebrew_PCBs@yahoogr...
Oct 1, 2005 3:49 pm
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found a link that points to a beverage despencer that will make a good etching tank. i found on at a garage sale and traced the manufactuer down.will have to...
I tend to use resharpend drills (as they are cheaper and so am I !) but use a collar to set the length to a standard so changing mid way through a board is...
that the collars vary in thickness and the critical reference is from ... Don't see much need for this manually, so I'm guessing you're using a CNC of some...
On Sun, 02 Oct 2005 16:14:15 +0200, Andrew Mawson <andrew@...> ... I have a screw device too, i didn't sit down to design much though.... It's just a...
How much do the collars vary in thickness? Might it be workable to add shims to make all of the collars the same thickness? Alternately, could the thicker ones...
... Alternately, ... height ... The top HAS to be the reference as in fact it rests against a shoulder on the collet to set the position in the spindle....
... I !) ... more ... a ... so ... from ... though.... ... to it, ... one with ... second ... another one. ... (maybe ... similar ... Stephan, Can you pop a...
... wrote: <snip> ... on ... set ... max ... If ... My thought was that, as long as the collars were all the same thickness, there's a fixed distance from the...
... usec ... 30 ... this ... Curt, I assume it would be neccessary to use a raw rectified feed thru the first scr to the discharge cap, so that the voltage...
OK I bit the bullet and made a tool collar setter last night. It unfortunately relies on the collars being the same thickness so I measure them first. I have...
ANdrew, Sorry if this has already been asked/covered, but are you using these drills on a CNC machine? If so, does that machine have tool length offsets? If...
... these ... the ... just ... Chris, Yes it's a Bridgeport Interact 1 using a Heidenhain TNC151 controller (1987 vintage), and although tool offsets can...
Oh, that is bad. I have only worked with a couple of heidenhein controls and never felt they were too good. But it seems as though you have a system in place...
Hi guys, I am in AU, and I just bought a GBC Creative Laminator. I am yet to try it out for the purposes of sticking a PCB pattern to a copper board, but I...
Can anyone explain how to get the Autorouter in Eagle (Freeware Version) to route two tracks in the PCB layout to one pin in the schematic? Specifically what...
Can anyone explain how to get the Autorouter in Eagle (Freeware Version) to route two tracks in the PCB layout to one pin in the schematic? Specifically what I...
... I seem to remember plans where you could build your own ultraviolet Nitrogen based laser (for little cost). I think the plans may have been in Scientific...
I remember that S.A. article. From back when the amateur scientist did some real science. It was cheap, but complex. Also I believe it was only pulse mode. I ...
The inexpensive version is the unit sold by Pulsar.gs for their systems. They work well with .8mm thick boards. My experience is that multiple passes...
... Assuming you have a suitable UV laser at your disposal, how do you plan on directing its beam as accurately controlled pattern on the surface of the pre...
Hi all, I have been making some PCBs of late (just getting rolling with some projects as I learn about electronics). The first few boards I etched were on the...
