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  • macona's Avatar
    Yesterday, 04:35 AM
    Because you will end up with a table that is just as flat as the ways are and who knows what that will be like.
    30 replies | 1093 view(s)
  • macona's Avatar
    Yesterday, 04:34 AM
    Chances are you will drop of the table and they will call you when it is done. .060 is a lot to take off grinding, they may mill it flat and then...
    30 replies | 1093 view(s)
  • macona's Avatar
    02-08-2016, 11:23 PM
    macona replied to a thread VIDEO: 4th axis build in General
    Years ago I made a little 4th axis using a gearbox from the same family as you. I did use a bayside gear reducer between the stepper and the worm...
    8 replies | 467 view(s)
  • macona's Avatar
    02-08-2016, 10:59 PM
    macona replied to a thread OT- Flip Phones? in General
    There are online sites where you can look up the MEID and you can tell if it has been blacklisted. Other than that it has probably not been stolen.
    44 replies | 1497 view(s)
  • macona's Avatar
    02-06-2016, 08:54 PM
    The CNC tool grinder we had at the machine shop I worked at used a spinning drum to separate out the grindings by weight. Drum had a lip around the...
    37 replies | 1300 view(s)
  • macona's Avatar
    02-06-2016, 07:59 PM
    Really, you should just find a used one if you need one in that power range, by the time you buy all the copper you will be needing to build...
    1 replies | 143 view(s)
  • macona's Avatar
    02-05-2016, 05:45 AM
    Just pick up any external drive on sale. I have had about the same luck with WD and seagate. For copying drives use PartitionMagic. Its free and...
    26 replies | 1376 view(s)
  • macona's Avatar
    02-05-2016, 05:10 AM
    macona replied to a thread OT: Solid metallic hydrogen in General
    Hydrogen is not fissile, it is already as small of a atom as you can get. If you and CCWKen mean fusion, big deal. Guys and even 14 year olds have...
    65 replies | 3130 view(s)
  • macona's Avatar
    01-28-2016, 05:39 PM
    Call the company for service. They usually repair these things unless they are really cheap.
    8 replies | 619 view(s)
  • macona's Avatar
    01-28-2016, 03:13 AM
    Personally for a first scope I would pick up something like a little Meade Maksutov , the ETX-90. With the ability to "goto" starts, planets, etc, it...
    24 replies | 1787 view(s)
  • macona's Avatar
    01-27-2016, 02:15 AM
    macona replied to a thread NSK Spindle Gloat in General
    The spindle drive showed up today and good news is all the spindles work just fine. One right angle head is probably a little noisier than it should...
    8 replies | 994 view(s)
  • macona's Avatar
    01-26-2016, 03:05 AM
    Oh, I wouldn't give my MPG up for the world. I just dont know what your expectations are. The ones that are serially connected do not work as well as...
    14 replies | 822 view(s)
  • macona's Avatar
    01-25-2016, 03:40 AM
    HP makes UPSs that do it and I am betting APC as well. You will probably want to look at the higher server end UPS units, they have the remote...
    39 replies | 1541 view(s)
  • macona's Avatar
    01-25-2016, 01:14 AM
    As long as you have a pretty good brand of PSU I wouldn't worry too much.
    39 replies | 1541 view(s)
  • macona's Avatar
    01-25-2016, 01:13 AM
    It depends on the UPS. The HP UPS I use on my turbo pump is programmable, you can set how long it will run after a power outage though a built in web...
    39 replies | 1541 view(s)
  • macona's Avatar
    01-24-2016, 06:07 PM
    That is pretty normal behavior for even a hardwired modbus MPG in mach like I have. Ignore the markings on the wheel, they are pointless.
    14 replies | 822 view(s)
  • macona's Avatar
    01-24-2016, 05:58 PM
    Join the Rose City Astronomers, they have a DIY group that meets over in St Johns to make mirrors and build telescopes. ...
    24 replies | 1787 view(s)
  • macona's Avatar
    01-24-2016, 05:00 AM
    I have had PC power supplies literally blow up after they had been sitting unused for about a year or so. Took out the motherboard, new video card,...
    39 replies | 1541 view(s)
  • macona's Avatar
    01-21-2016, 04:37 AM
    macona replied to a thread NSK Spindle Gloat in General
    With the spindle heads I have it is too slow to run a wheel effectively. The right angle heads are something like a 2.67:1 ratio with a max speed out...
    8 replies | 994 view(s)
  • macona's Avatar
    01-20-2016, 05:01 AM
    macona replied to a thread Element wire in General
    Cold resistance is lower than hot so that will throw your numbers off.
    16 replies | 1261 view(s)
  • macona's Avatar
    01-19-2016, 02:53 PM
    macona replied to a thread NSK Spindle Gloat in General
    The holders are made by ECI: http://www.artcotools.com/live-spindle-holders/ I have no real plan for them, it was just at the price that I saw...
    8 replies | 994 view(s)
  • macona's Avatar
    01-18-2016, 11:26 PM
    macona started a thread NSK Spindle Gloat in General
    I found these NSK spindles over at HGR the other week. Got them for $42 plus about $46 shipping. Cheap! They are NSK's E400 series of spindle and...
    8 replies | 994 view(s)
  • macona's Avatar
    01-13-2016, 12:50 AM
    No, dont use the cheap stuff on expensive bearing. Just buy the NBU-15 and use it. Thats what it is for. The other grease is not for spindles. Yes,...
    26 replies | 1537 view(s)
  • macona's Avatar
    01-10-2016, 04:24 PM
    macona replied to a thread My CNC Router VS Steel in General
    With carbide and steel you dont really need coolant, carbide can run hot especially with some of the coatings out there. They are specifically...
    21 replies | 2673 view(s)
  • macona's Avatar
    01-09-2016, 08:31 PM
    macona replied to a thread BLDC & Micro drill project. in General
    Ah, one of those "spindles". Don't expect much, they are just a generic brushless motor that has had a ER chuck installed. The bearings are just...
    23 replies | 1936 view(s)
  • macona's Avatar
    01-09-2016, 08:28 PM
    macona replied to a thread DIY pulley balancing? in General
    The grind dept at the shop I worked at didn't and they produced aerospace parts. Little wheels just dont need to be balanced unless there is...
    28 replies | 2428 view(s)
  • macona's Avatar
    01-09-2016, 06:10 AM
    Depending on the model of your mill you might be able to get a 30 taper spindle for it, I did for my Supermax, cost about $300 to upgrade it.
    58 replies | 2897 view(s)
  • macona's Avatar
    01-09-2016, 06:01 AM
    macona replied to a thread DIY pulley balancing? in General
    FWIW on the typical 7" surface grinder wheels, you really dont need to balance them. Otherwise I could have sworn there was a thread somewhere on...
    28 replies | 2428 view(s)
  • macona's Avatar
    01-09-2016, 03:44 AM
    I noticed last night that Suburban Tool has been producing a whole bunch of videos in the past few months. One was about truing up a 3 jaw and...
    3 replies | 430 view(s)
  • macona's Avatar
    01-09-2016, 03:25 AM
    macona replied to a thread Tool Gloat in General
    Metal spray is an art. A lot of people cant do it worth a darn and end up warping everything or ending up with a porous coating. Before you use it on...
    8 replies | 1081 view(s)
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