Re: [Emc-users] Happy 82nd to me, and the latest version of my G76 tweaker for you

2016-10-04 Thread Jack Coats
Hope you have had a great anniversary of full revolutions around Sol! .. .In short, Happy Birthday Gene! -- Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org!

Re: [Emc-users] What does "CNC" really mean?

2016-08-31 Thread Jack Coats
I remember my dad going to take an NC course at Sundstrand. The concept of NC (Numeric Control) vs manual control was a big step in industry (think of looms vs Jacquard looms - a lot of manual labor between these technologies). The makers of big mills that milled parts for Bell Helicopters back

Re: [Emc-users] Need some advice

2016-05-15 Thread Jack Coats
The "Civil Forfeiture'' laws are what you are discussing. Yes, traveling with large amounts of cash seems to make you the target of this especially when traveling long distances. It is a law designed to help reduce the drug trafficking by allowing law enforcement to capture suspected 'drug

Re: [Emc-users] Copying an installation

2016-05-07 Thread Jack Coats
You might give Clonezilla a try. Burn it to a USB drive, Boot from that drive then generate an image on another USB, hard drive, or whatever. Checkout clonezilla.org for details. It can also work over a network, but the devil is in the details, as always. The resultant drive should be

Re: [Emc-users] Arrival time Moving average (time, period)

2016-04-11 Thread Jack Coats
My knee-jerk algorithm would say subtract one average from the total of all averages, add in the new period, and divide by the number in the average. If programming in assembler I would go with 128 rather than 100 steps to keep the division easy (rotate a copy of the accumulator right 7 bits).

Re: [Emc-users] OT: Linux Security

2016-04-04 Thread Jack Coats
It isn't that Linux isn't a target. It is. Just not as 'popular' a target. There are antivirus that can be run on Linux, but they tend to focus on PC virus, partly because Linux is used often as storage server, and scanning the users files is a reasonable thing to do. In my experience, Linux

Re: [Emc-users] OT: Linux Security

2016-04-04 Thread Jack Coats
I have used Linux for a long time. If you don't go 'trolling' un-trusted web sites and using email on the same computer you use for EMC, there is no need to worry. Why? Linux is a 'less valuable' target for hackers than commodity windows and even Apple machines. There are also fewer of them in

Re: [Emc-users] Copying G code files from PC to PC

2016-03-24 Thread Jack Coats
Rather than hardware or sending information 'offsite' to Dropbox or similar, I was wondering if something like bittorrent sync could be used? It can probably run under LinuxCNC, but I haven't checked. https://www.getsync.com/ It does support Windows, Mac, Linux and Linux on ARM, FreeBSD, Apple

Re: [Emc-users] Micro-switch repeatability

2016-02-15 Thread Jack Coats
I saw some prox sensors ebay (china trash) that folks on 3D printers are using for automatic bed leveling compensation. They are about $2.50/ea delivered, others are $10 if you want a better quality. Their repeatability is good, If using switches, please check the brand. Microswitch and

[Emc-users] Nesting Parts - An Addin?

2016-02-11 Thread Jack Coats
Just ran across this: http://svgnest.com/ It would be a great open source 'addin' for someone to do that is more of a programmer than I am (anymore), for EMC/LinCNC -- Site24x7 APM Insight: Get Deep Visibility into

Re: [Emc-users] Any idea how they machine these?

2016-02-07 Thread Jack Coats
When in college at TAMU, the mech engr machine shop had some big equipment. One lathe would swing about 6' dia, and 20'+ length in the bed plus head stock. That was the largest engine lathe I have seen. I never saw them use it, but it was kept in usable shape and yes, they kept some standard

Re: [Emc-users] To Peter C Wallace

2016-01-01 Thread Jack Coats
Back when I received computers via fedex with multiple 'boards' in them, the ones that did the best were ones where after each board was inserted, a bead of pure silicon caulk (the clear kind) was put along the top of the connector so it would contact both the connector and the board. It stayed

Re: [Emc-users] Smart-Serial cabling

2016-01-01 Thread Jack Coats
My only suggestion is to ensure the wire you have is stranded, not solid. Stranded will be 'softer' and deal better with the bending needed for use in drag-chain use. Solid core is better for infrastructure use (putting in walls), stranded is found in 'patch cables' and used in wiring closets to

[Emc-users] Rookie Question - Direct wire or connectors

2015-12-26 Thread Jack Coats
I am looking on the best way to connect my NEMA 17 steppers to the Stepper drivers. I am contemplating either direct wiring (just solder, tape, heat shrink tube) each wire back to the screw terminals on the stepper driver. Second option is using connectors, DIN (screw attach cover) or Molex push

Re: [Emc-users] Does anyone here use Qucs?

2015-12-25 Thread Jack Coats
That is what this list is for. Remember, if you have a question, someone else probably does too. If you get too obnoxious someone will give you a hint. On Fri, Dec 25, 2015 at 12:21 PM, Gene Heskett wrote: > On Friday 25 December 2015 11:56:09 Vyatcheslav Perevalov wrote: >

Re: [Emc-users] is anyone here buyingbfrom aliexpress?

2015-12-22 Thread Jack Coats
I purchase some things there. Delivery on small stuff is fast, some stuff is slow. I find it is like buying from Walmart, expect low quality and be happily surprised by some. --

Re: [Emc-users] How to make a frame square?

2015-12-15 Thread Jack Coats
All materials 'move'. A blacksmith friend showed me how badly it moved with a few bangs of his hammer on mild steel. You can 'easily' stretch, widen, flatten, elongate, steel and most metals. Getting them to stay in one place over the long haul is almost impossible. Still metal workers do a

Re: [Emc-users] Probe

2015-12-14 Thread Jack Coats
On Mon, Dec 14, 2015 at 11:41 AM, Viesturs Lācis wrote: > Hardened steel touch probe with rubby stylus for CNC machines http://stores.ebay.com/imsrv Is where I saw several different sizes. -- ><> ... Jack The Four Boxes of Liberty - "There are four boxes to be

Re: [Emc-users] Shop Vac mufflers

2015-12-02 Thread Jack Coats
If you want to do a soundproof enclosure, you need to do it like you would build a 'soundproof' room. Just in a smaller form. The DIY 'sound studio' type of thing can be in a frame room, with a acoustically insulated floor (not touching the floor below it, using shock absorbers/dampeners, sound

Re: [Emc-users] 25 pin printer connections

2015-11-26 Thread Jack Coats
I have started looking into GRBL controllers. Laptop can connect to the controllers with USB. But this means not using LinuxCNC, and GRBL uses a subset (most but not all) of the G-code that LinuxCNC accepts. Another option could be to use an old desktop to drive your CNC, and VNC into it for

Re: [Emc-users] Linuxcnc pre installed, (imrovments --> copyright)

2015-11-06 Thread Jack Coats
Most good companies understand and are pretty good about giving back appropraitely. Bad companies are the ones that need to be harangued, and even suggest they use a different software On Fri, Nov 6, 2015 at 11:15 AM, Karlsson & Wang wrote: > They got the code

Re: [Emc-users] raid NAS

2015-11-04 Thread Jack Coats
This turned out to be longer than I wanted, but it addresses several issues. I hope it helps someone: The least expensive version of RAID uses two mirrored drives ( RAID 1 ). Others get a bit more complicated, but they are worth considering if you need larger amounts of storage. There are

[Emc-users] Dubious mails - Appology

2015-10-25 Thread Jack Coats
Normally I run Linux, but need winders for wife and an application or so. Sorry for the problems. -- BTW, I do run antivirus on win machines, and malwarebytes with updated databases regularly. Nothing has been found in months. Direct mail is preferred for this subject, as this subject is

Re: [Emc-users] [Emc-developers] Off topic question - Need help with remote cell phone data connection via site to site VPN

2015-10-17 Thread Jack Coats
on Amazon. New $600. Owned by Juniper Networks now days. On Sat, Oct 17, 2015 at 5:26 PM, Jack Coats <j...@coats.org> wrote: > i used sprint for primary internet for a while. Last few years I have > Exede satellite feed. it is about $100/mo for 15GB, and $10/G additional > us

Re: [Emc-users] [Emc-developers] Off topic question - Need help with remote cell phone data connection via site to site VPN

2015-10-17 Thread Jack Coats
i used sprint for primary internet for a while. Last few years I have Exede satellite feed. it is about $100/mo for 15GB, and $10/G additional use, Other plans are available. It is pretty solid. I'd still go for a wired feed to keep costs down. (No DSL or cable available) On Sat, Oct 17,

[Emc-users] Rookie question - what to get to run LinCNC easily/inexpensively

2015-10-11 Thread Jack Coats
What is a good and usable configuration for a machine to drive my beginner 3-axis CNC router? Is Raspberry Pi or BeagleBone Black an easy solution, or would getting an old desktop still a more bullet proof (and easy to implement) solution? Thanks for your time!

Re: [Emc-users] Yaskawa

2015-09-29 Thread Jack Coats
exist. On Tue, Sep 29, 2015 at 4:51 PM, Jack Coats <j...@coats.org> wrote: > Years ago I worked for DeMichele Systems in College Station, TX. They are > now DeMichele Systems in Mesa AZ. > Their specialty was optimized cutting for the Flat Glass industry. Back > 'in the d

Re: [Emc-users] Yaskawa

2015-09-29 Thread Jack Coats
Years ago I worked for DeMichele Systems in College Station, TX. They are now DeMichele Systems in Mesa AZ. Their specialty was optimized cutting for the Flat Glass industry. Back 'in the day' it was Fortran programs that ran on Cromemco Z80 systems, but that is ancient history. Their software

Re: [Emc-users] CAD/CAM for LinuxCNC

2015-09-19 Thread Jack Coats
My fuzzy crystal ball says eventually we will get small cheap controllers for CNC. Similar to the ones used on 3D printers. We could download with USB or use ethernet to download, even SDcards or usb keyfobs, but the small controllers are used locally to manage the hardware (start/stop/jog,etc)

Re: [Emc-users] CAD/CAM for LinuxCNC

2015-09-18 Thread Jack Coats
I do like the idea of being architecture agnostic. My only issue with ANY cloud service provider, is you are just buying time/service on their computers. Remember Cloud just means: Someone elses computer. There is nothing magic or solid about them if your network connection (or theirs) goes

Re: [Emc-users] CAD/CAM for LinuxCNC

2015-09-18 Thread Jack Coats
I went to a conference back before Oracle ran on Linux and ran on an Oracle admin/developer. He said he had been running Oracle on his desktop (remember those? right? ... well this was in the last millennium). He had been running oracle on his machine for personal hacking on it for over a year.

Re: [Emc-users] mailing list vs forum

2015-09-13 Thread Jack Coats
I use both. Forums occasionally, mainly when I am researching a specific set of topics, but the mail list is better day to day. To use a mail list effectively, staying engaged, at least reading, is important. Kind of it's own 'soap opera' format with continuing multiple thread stories going on.

Re: [Emc-users] Screen ratio Q

2015-07-08 Thread Jack Coats
Gene, Go to the K Menu, then click on SYSTEM, then DESKTOP APPLET, and finally KRANDRTRAY. It may also be called Screen Resize and Rotate. When you click the KRandRTray icon (mine is different here - look for the icon shown above), you will see a list of resolutions. You can apply any of these

Re: [Emc-users] Screen ratio Q

2015-07-08 Thread Jack Coats
It 'should' auto detect, but you might need to reset either in the monitor or in your system values to display a 4x3. Right now I am running Linux Mint as my daily desktop but it is a Ubuntu derivative. I go to settings - display - and can check the resolution (and format 16:9 or 4:3) that I

Re: [Emc-users] Question on grease fitting, required clearance around for gun access?

2015-06-19 Thread Jack Coats
If in the USA, check W.W.Grainger at Grainger.com - not cheap but they have 'stuff'. If you can't find it in the online catalog, call the nearest store and they can help find it. If you work for a big company, have a business card and they might be able to get you the 'big company' discount, if

Re: [Emc-users] Suitable transformers = hens teeth

2015-06-12 Thread Jack Coats
Yes Gene, there is no santa clause, especially when you are talking about copper. Just as a raw material it is pretty pricy. In the past I just got a couple of matched transformers 120VAC to whatever, and put the secondaries together. It makes a good isolation transformer when set up back to

[Emc-users] Thoughts on using the Intel Compute Stick, Linux versions?

2015-04-25 Thread Jack Coats
Just curious, any ideas about the viability of the Linux version of the Intel Compute Stick use for CNC? -- One dashboard for servers and applications across Physical-Virtual-Cloud Widest out-of-the-box monitoring support

Re: [Emc-users] Debian Wireless Setup

2015-04-23 Thread Jack Coats
I know wireless is convenient, but if you can, consider running hard wired connection to your machine(s). If you have multiple machines, run one hard wire run to the shop, and put a wired hub (aka switch - yes there is a technical difference, but that distinction is unimportant here) in the shop

Re: [Emc-users] Cnc routers

2015-04-20 Thread Jack Coats
If you want to build something in that range, but have a larger and pretty rigid rig, consider Mechmate.com ... It is a real DIY project, normally uses NEMA 32 motors, but if you have some good 24's might work. Still check out their forums. Plans cost $100, normal build costs for everything go

Re: [Emc-users] New Debian install does not include Gedit

2015-04-01 Thread Jack Coats
Editors are a religious issue. (just google vi vs emacs and read a few flame wars - I'm in the vi camp myself ;-) ) Use whatever floats your boat and works the way YOU want to work. Editors are used so much that you should get to know your preferred editor 'intimately' enough so you don't

Re: [Emc-users] Linux Program for Wiring Diagrams

2015-01-29 Thread Jack Coats
If it is visio type drawing, google applications has similar things. Google Drawing is out there -- Dive into the World of Parallel Programming. The Go Parallel Website, sponsored by Intel and developed in partnership with

Re: [Emc-users] G edit and velocity

2014-12-19 Thread Jack Coats
ed was my preferred on CP/M in the day when I didn't have access to wordstar. ed or edline on DOS was OK. On Windows I prefer notepad++ (notepad-plus-plus.org), a free editor that is really simple to use and does proper g-code highlighting. On Unix/Linux I go to vi, yes there is a vi-vs-emacs cult

Re: [Emc-users] Coolant filtering

2014-12-01 Thread Jack Coats
Propylene Glycol is anhydrous (naturally without water), absorbs water even from the air. It holds more heat in a 50-50 mixture with water, but if you are trying to keep all rust out, you want it in anhydrous (without water) from.

Re: [Emc-users] Will a Dell Optiplex 755 work for LCNC?

2014-11-22 Thread Jack Coats
I saw the 755 refurbed for sale on the WMT web site today. It was pretty cheap, if anyone is interested. It is not in their stores. On Sat, Nov 22, 2014 at 9:50 PM, Charles Buckley rijrun...@gmail.com wrote: I use a 755. Had to tweak the latency, but that is not a problem for the sort of

Re: [Emc-users] Off Topic: Shop Lighting

2014-11-08 Thread Jack Coats
The only thing that makes changing technologies (or bulbs) economic is if there is a real gain. If you are hitting a burned out bulb, and you WANT to change, AND you don't have any more of the old bulbs in the cupboard, then changing tech seems reasonable. Just because CFL is more efficient, but

Re: [Emc-users] A beginners question about E-Stop and Charge Pumps

2014-11-07 Thread Jack Coats
Joe, Your last request is what happens where you hit 'pause', e-stop is for emergencies. It should be used to keep from loosing a hand, or to keep the equipment from tearing itself apart. Pause is to stop in a restartable manner. The machine may have to finish a cut before it can pause, but

Re: [Emc-users] How to Migrate from Mach3 to LinuxCNC

2014-10-19 Thread Jack Coats
0.97, so I have stuck with it for a while. On Sun, Oct 19, 2014 at 2:37 PM, Dave Cole linuxcncro...@gmail.com wrote: On 10/19/2014 3:19 PM, andy pugh wrote: On 19 October 2014 01:52, Jack Coats j...@coats.org wrote: There is an article in Digital Machinist, Vol 9 No 3, Fall 2014

[Emc-users] How to Migrate from Mach3 to LinuxCNC

2014-10-18 Thread Jack Coats
There is an article in Digital Machinist, Vol 9 No 3, Fall 2014 with the title Migrating from Mach3 to LinuxCNC by Thomas Allsup (page 24). In case someone wants to check it out. I haven't read it yet. Just thought someone might be interested. ... Jack Whatever you do, work at it with all

Re: [Emc-users] Uncondiftional , Conditional Program Jumps .

2014-10-03 Thread Jack Coats
Understanding the history of where we came from is important to me to have a framework to see how to go into the future. The origins of the G-Code 'language' goes back to the use of paper tape (that is what my Dad used 40+ years ago and it was well established then). Yes, G-code isn't modern or

Re: [Emc-users] Uncondiftional , Conditional Program Jumps .

2014-10-02 Thread Jack Coats
IMHO, GOTOs aren't bad. They are used poorly. Most situations they are not needed, but in languages without do-while or do-until type loops, they do help. I am not advocating use of GOTOs or similar technologies (one guy suggested a 'COMEFROM' ... some tek ideas don't every fly). But using it

Re: [Emc-users] CNC Fest in Houston

2014-10-01 Thread Jack Coats
I think I saw Saturday 10/18 with a possibility of getting together the evening of the 17th too. What is the address? Where are most folks staying? On Wed, Oct 1, 2014 at 5:38 AM, John Thornton bjt...@gmail.com wrote: When is the fest? JT On 9/30/2014 11:51 PM, Jon Elson wrote: John,

Re: [Emc-users] CNC Remote

2014-09-30 Thread Jack Coats
Thank you for the unobtrusive notice. If you desire to remind us, at most once per quarter or semi-annually is good, unless you are having a 'sale' of course! :-) On Tue, Sep 30, 2014 at 4:10 AM, c...@matyfabrik.com wrote: Hi, We are a tiny french company working with CNC machines managed by

Re: [Emc-users] Printing on wall

2014-09-10 Thread Jack Coats
There are lots of hacks out there that allow using spray cans on a roller that you can push or walk behind to do art on sidewalks or grass. There are 'ink' (think sharpie) wall printers that are basically pen plotters. Here are links for both Raster and Vector printing projects:

Re: [Emc-users] Questio on nor's nand's

2014-08-14 Thread Jack Coats
In an old college class, they did a proof that it takes a nor or nand to generate a 'complete logic system'. Meaning you can build all the various logic functions from either of those forms. It is not possible to generate them from and or or logic. The inverter is the only thing that is needed

Re: [Emc-users] 2nd part

2014-07-30 Thread Jack Coats
For a demo, getting a machine to just do it (even if it takes 'breaks' due to excess temperatures) for a while, would be fantastic. Just might need 'yet another sensor'. Especially for demo, being able to run continuously is great but not essential. For proof of concept (or ability with

Re: [Emc-users] A great goal - to make a interface for LiuxCNC to this stuff

2014-06-22 Thread Jack Coats
Hopefully, they are just trying to make a well defined, public, and easy to use set of standards. That is easy to document, implement, understand (by less formally educated in the field), and use effectively and efficiently. All the things they are trying to bring together are well known methods

[Emc-users] A great goal - to make a interface for LiuxCNC to this stuff

2014-06-21 Thread Jack Coats
http://youtu.be/hnDKqr-g3t4 Any ideas on how to implement this kind of thing? I know it is more than I have the ability for, but it could be a fantastic edition that allows LinuxCNC to be even more useful to small businesses. -- ... Jack

Re: [Emc-users] A great goal - to make a interface for LiuxCNC to this stuff

2014-06-21 Thread Jack Coats
Heskett ghesk...@wdtv.com wrote: On Saturday 21 June 2014 09:44:36 Jack Coats did opine And Gene did reply: http://youtu.be/hnDKqr-g3t4 Any ideas on how to implement this kind of thing? I know it is more than I have the ability for, but it could be a fantastic edition that allows

Re: [Emc-users] BBB cape available

2014-06-20 Thread Jack Coats
A cape is an add-on board for electronics of various types for a Beagle Board (and Black). Similar to the Arduino Shields. RaspberryPi doesn't use cute terms like this, but the concept of cape or shield is easy to communicate and it easier to communicat than add-on board, or external interface,

Re: [Emc-users] fest

2014-05-30 Thread Jack Coats
Make that a MeToo for what Bari said! :) I'll probably drive from near Nashville TN if someone needs a lift. On Fri, May 30, 2014 at 1:25 PM, Bari bari00...@gmail.com wrote: On 05/29/2014 08:16 PM, Chris Kelley wrote: How does the weekend of October 17th sound? I think that's enough time to

Re: [Emc-users] fest

2014-05-30 Thread Jack Coats
? On Fri, May 30, 2014 at 3:32 PM, Jack Coats j...@coats.org wrote: Make that a MeToo for what Bari said! :) I'll probably drive from near Nashville TN if someone needs a lift. On Fri, May 30, 2014 at 1:25 PM, Bari bari00...@gmail.com wrote: On 05/29/2014 08:16 PM, Chris Kelley

Re: [Emc-users] Ubuntu versions?

2014-05-11 Thread Jack Coats
The quick answer is 'that's what works'. A more technical answer is that the libraries used that are needed for real-time-linux to work as needed to drive your steppers properly work well with Ubuntu 10. Also, for ease of use, installing the 'live' image available for LCNC means you don't have

Re: [Emc-users] Ubuntu versions?

2014-05-11 Thread Jack Coats
, Nobel laureate (1902-1968) On 05/11/2014 05:58 PM, Jack Coats wrote: The quick answer is 'that's what works'. A more technical answer is that the libraries used that are needed for real-time-linux to work as needed to drive your steppers properly work well with Ubuntu 10. Also, for ease

Re: [Emc-users] Toolchanges

2014-03-24 Thread Jack Coats
I would think that tool changing could be done by many means. The mechanical changing and securing is really the hard part. As a friend once told me: The rest is a simple matter for software (I never believed him either) I have tried to come up with a reasonably easy way to handle tool changing

Re: [Emc-users] Coordinate Transform to Level Workbed

2013-12-08 Thread Jack Coats
On 8 December 2013 17:21, Charles Steinkuehler char...@steinkuehler.net wrote: I disagree. G-code works in idealized cartesian space, and the output should be idealized cartesian too. My understanding is that if you have a particular geometry of a CNC machine is non-idealized cartesian,

Re: [Emc-users] Linux question

2013-10-19 Thread Jack Coats
You might check bios settings. For servers, I configure them to auto-boot at power on and after any power failure (simulated by a power strip turn off). Desktops are normally configured to power down if they find they were on or off when a power fails. It does sound like the power control is

Re: [Emc-users] polyurethane resin casting

2013-09-29 Thread Jack Coats
30% hydrogen peroxide is normally available at hair dressers for bleaching hair. On Sun, Sep 29, 2013 at 11:30 AM, dave dengv...@charter.net wrote: On Sat, 2013-09-28 at 23:03 -0600, Gregg Eshelman wrote: On 9/28/2013 5:16 AM, Erik Friesen wrote: For the high speed vacuum, why not just

Re: [Emc-users] just noticed on Hackaday --- new free 3D CAD program almost here

2013-09-15 Thread Jack Coats
I recognize 'asshole' as a specific technical term, but some have their 'spelling' filter on high gain for this and similar terms. We are adults here (whether we are or not) and have reasonable vocabularies so we can find other terms. If you are ever at a loss of how to express yourself, find

[Emc-users] Plasma Table

2013-09-05 Thread Jack Coats
Has anyone done a DIY plasma table, or have suggestions I could find out about a DIY version? I am a rookie and just learning, wanting to find out if it could be practical for a hobby setup. TIA, Jack -- Learn the

Re: [Emc-users] Servo motor watts VS torque?

2013-09-04 Thread Jack Coats
From what I have been told, the Amps is the 'power', but more volts is the 'speed' and responsiveness component. Watts is Volts times Amps, and is defined as 'power'. The 'torque' would be more the 'amps' than power, but obviously they are related. Does that help?

Re: [Emc-users] name of Linuxcnc mascot

2013-09-02 Thread Jack Coats
Anyone good at putting LINUX CNC where EMC is on Tux so we can get a new 'official logo'. I am sure EMC Corp takes exception to this too. Since they seem to claim those initials even though they came from a US Federal Govt project. (Yes, I still feel a bit bitter over the forced name change, but

Re: [Emc-users] who emc-users

2013-07-29 Thread Jack Coats
Read old archives of the mailing list. But I tend to not be able to find much unless I am VERY specific. When you ask questions, the more you can narrow down what you are looking for the easier and faster we can help you.

Re: [Emc-users] Controlling a tool changer

2013-07-26 Thread Jack Coats
At one time I saw images of the Shopbot tool change system. It was basically a tool tray/holder down one side/end and the spindle drives and changes it with help of the gantry, rather than the tool changer moving. It is similar to http://www.cadcamcadcam.com/toolchanger.aspx designed for the

Re: [Emc-users] Controlling a tool changer

2013-07-26 Thread Jack Coats
The mini-toolchanger is outside the work space http://home.insightbb.com/~joevicar3/default.htm But might need to be adapted. It is basically powered by pneumatic draw bar goes through the spindle. Don't really remember how the rotary action of the changer is driven. I think it is from a

Re: [Emc-users] Parallela board

2013-07-24 Thread Jack Coats
Just curious, how much does LinuxCNC benefit (or not) from multiple processors or 'cores'? Some software does well, others need 'vertical mips' rather than 'horizontal mips' (to use some old terms). Linux handles multiple processors pretty well, the focus of this question is on LinuxCNC as an

Re: [Emc-users] Old Computer War Stories

2013-07-22 Thread Jack Coats
There were both band and chain type line printers. The chains and bands were changeable, but had to re-load controllers with new code if/when you changed them for alternate chains or bands. The chain printers (like the venerable IBM 1403N1) I spent many hours feeding while in college. We had

Re: [Emc-users] Kinematics - Help Our HackerSpace

2013-06-23 Thread Jack Coats
Just a hint: The reason for making a copy of trivkins to mykins and use mykins instead of trivkins is if you upgrade/update trivkins may be get updated, your updates will be lost. Just good software hygene. -- This

Re: [Emc-users] minimum storage for LinuxCNC on desktop

2013-06-23 Thread Jack Coats
Just do a minimal install, have /tmp put into / use the default swap. It should work! -- This SF.net email is sponsored by Windows: Build for Windows Store. http://p.sf.net/sfu/windows-dev2dev

Re: [Emc-users] WiFi Hardware For LinuxCNC?

2013-05-02 Thread Jack Coats
The best things I have found is to have it NOT use wifi directly but hook on a ethernet 'game adapter'. Something like a Linksys WRT610N ... I use one for a machine that I can't get a wifi board to work in, and another hooked to a small switch, to provide the 'upstream' link to my blue ray DVD

Re: [Emc-users] OT - help identifying machine in a collage

2013-04-26 Thread Jack Coats
Personally, it looks like a mechanism that is part of 35mm film handling equipment. Like a projector or even camera. When in college I worked and helped projectionist in a local theater where we handled film like that. In the '20s cellulose was used and could be part of 'flash fires' that

Re: [Emc-users] Cable drive for a gas torch pattern follower?

2013-03-25 Thread Jack Coats
Yes is the short answer. From some of the other answers you can get details. The only real question comes in can you use canned kenimatics or are custom ones required. Even modifying canned ones isn't to hard and this group can always be available for consistance. On Mar 24, 2013 2:11 AM,

Re: [Emc-users] LinuxCNC licence

2013-02-24 Thread Jack Coats
Rather than in 'manuals' you will find it referenced in the source code more directly. If you are considering commercial use, check the particular open source license (there are several) to see if it is possible to 'go private' or how to use. The GPL most of us think about is GLP2, and it is (very

Re: [Emc-users] concrete table

2012-12-12 Thread Jack Coats
Lots of folks go get bags of playsand (relatively clean dry sand) and build a sturdy box and mount it in the bottom of their equipment. Line it with plastic sheet, then put the bags of sand inside the plastic (just to keep any from leaking out) and screw/nail the box shut. Or even just lay bags

Re: [Emc-users] concrete table

2012-12-11 Thread Jack Coats
http://anosognosia.tumblr.com/post/416645749/cast-cement-cnc-chassis-by-kenny-cheung-via He never finished publication of the entire build but here is a full CNC machine ... Jack On Tue, Dec 11, 2012 at 6:06 PM, cogoman cogo...@optimum.net wrote: On 12/11/2012 11:35 AM, Ralph Stirling wrote:

Re: [Emc-users] Is EMC going to work for me

2012-11-26 Thread Jack Coats
On Mon, Nov 26, 2012 at 4:15 PM, Allen g...@nidaho.net wrote: Hello, I apologies in advance, I'm largely uneducated in this field, the nomenclature may prove to be an obstacle at first. I am considering the purchase of an older CNC router (about 12 years old). What information should I

Re: [Emc-users] Does replying to old threads go straight to the spam bin?

2012-11-10 Thread Jack Coats
Not here. ... Jack On Sat, Nov 10, 2012 at 3:41 PM, Jason Burton lathebuil...@gmail.com wrote: Several times I've replied to what seem like recent enough topics to no avail. The archive shows them as marked as spam. Just trying to understand the correct protocol.

Re: [Emc-users] Does replying to old threads go straight to the spam bin?

2012-11-10 Thread Jack Coats
Yep, along with the 16 replies to it. ... Jack On Sat, Nov 10, 2012 at 4:03 PM, Jason Burton lathebuil...@gmail.com wrote: Thanks. Did the reply to my 100 watt servo amp thread go through? Best, Jason On Nov 10, 2012 3:55 PM, Jack Coats j...@coats.org wrote: Not here. ... Jack

Re: [Emc-users] Text on rounded button.

2012-11-07 Thread Jack Coats
www.vectric.com Has 'aspire' software that I think could handle the problem of writing engraved or raised lettering on curved or dome style surfaces. No it is not open or free software, but it is pretty amazing even at it's 'steep' price. I just wish my artistic talents were up to software I can

Re: [Emc-users] OT - CNC Workshop not to be hosted by Digital Machinist next year

2012-10-17 Thread Jack Coats
After having been around putting on small conferences, it is a LOT of work on the organizers. Many do it for the love of the field, but there needs to be something for the organizers whether it is public thanks, financial support over and above just paying for expenses. There is constantly

Re: [Emc-users] Mach on Linux

2012-10-06 Thread Jack Coats
I am a Linux and open source advocate for just about every use, but I do see good things from there being commercial software available for Linux too. The best thing is it will help Linux get out of the 'for geeks only' view that many people have. Will LinuxCNC and Mach go head to head? Yes,

Re: [Emc-users] Counting and saving to file

2012-09-15 Thread Jack Coats
This might be a little obtuse, but consider putting a small UPS on the computer and the monitor. Set the software that monitors the UPS to shut down the computer after a reasonable time automatically. The operator would have enough time, if they are around, to get to the computer and save the

Re: [Emc-users] Final user of EMC2.

2012-08-11 Thread Jack Coats
In a similar situation, a friend had a company for several years that 'sold' Asterisk (a Linux based PBX phone system). The users understood how to use and do some user configuration of the software, but my friends company made money by selling consulting services and the hardware (phones and

Re: [Emc-users] OT - Ford diesels

2012-08-09 Thread Jack Coats
Depending on the jurisdiction, there is still a road tax. If it is known to go into road vehicles, LPG and Propane are taxed. I think it is relative to the heat content, and pretty soon my fuzzy crystal ball says various jurisdictions are going to find a new taxing method for 'alternative fuels'

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-07-17 Thread Jack Coats
On Tue, Jul 17, 2012 at 4:56 AM, Yishin Li y...@araisrobo.com wrote: On Tue, Jul 17, 2012 at 5:27 PM, Joseph Chiu joec...@joechiu.com wrote: Yishin, what was that Beagle Bone running? Joseph, It's with Ubuntu 12.04 armhf. The detail installation guide is here:

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-07-17 Thread Jack Coats
Newark Electronics. Ordered it some time ago. They charged my card when they were available to ship. ... Jack On Tue, Jul 17, 2012 at 7:52 PM, Dave e...@dc9.tzo.com wrote: Where did you get your Raspberry Pi from?? I have a standing order for two of them at the moment. Scarcer than

Re: [Emc-users] C Axis in Lathe

2012-07-04 Thread Jack Coats
Years ago I read an article on a guy that used a small lathe to make the hundreds of 'pull stop handles' they needed for rebuilding large pipe organs. ... A great use of CNC work! A simple thing, but they needed so many that doing them by hand was problematic.

Re: [Emc-users] OT: 3D Printer Mods?

2012-06-26 Thread Jack Coats
Eventually it will be a command like: Tea, Earl Grey, Hot and out it will come from the replicator. ... But not in my lifetime. ... Sigh. -- Live Security Virtual Conference Exclusive live event will cover all the

Re: [Emc-users] OT: 3D Printer Mods?

2012-06-26 Thread Jack Coats
Thanks Gene. I did mis-state about my grandmother moving into town, she moved from a 'half-dugout' house on the family farm. I barely remember visiting there once. Yea, we got started 'late' for kids. Didn't get married till 30, and I just turned 60. So kids are still 20-somethings. In this

Re: [Emc-users] CNC Tube Bender

2012-06-06 Thread Jack Coats
That looks like a neat hack wirebender at http://blog.pensanyc.com/ for the DIWire Bender To me it looks like they are using aluminum wire, so it is pretty soft. The steppers seem to have gear boxes on them. The controller seems to be an arduino driving polu stepper drivers. I wonder what the

Re: [Emc-users] OT: and Soapbox: 3D Printer Mods?

2012-06-05 Thread Jack Coats
If you have a few minutes, this is a free assessment from the US Government for evaluating intellectual property. http://www.uspto.gov/inventors/assessment/index.html ... Jack Whatever you do, work at it with all your heart... Colossians 3:23 You don't manage people; you manage

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