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  • RWO's Avatar
    08-19-2019, 01:06 PM
    RWO replied to a thread 3 Phase motor noise? in General
    Hmm, I am now wondering if running my 1950's Bridgeport pancake motor off the VFD is a good idea without an output reactor?[/QUOT My BP's pancake...
    38 replies | 1256 view(s)
  • RWO's Avatar
    08-18-2019, 01:59 PM
    RWO replied to a thread 3 Phase motor noise? in General
    Modern small motors with short leads between VFD and motor as used in a typical HSM shop do not need reactors. The motor's inherent inductance is...
    38 replies | 1256 view(s)
  • RWO's Avatar
    08-12-2019, 12:49 PM
    Grinding requires diamond abrasive. You can get a diamond burr for your Dremel. They go for about $20.00 ea. with a 3/32 shank. ...
    19 replies | 964 view(s)
  • RWO's Avatar
    08-10-2019, 12:45 PM
    RWO replied to a thread 1.25 OD Plastic Tubing in General
    https://www.mcmaster.com/9176t5
    1 replies | 133 view(s)
  • RWO's Avatar
    08-08-2019, 02:35 PM
    RWO replied to a thread 3ph plug question in Home Shop Welding
    You need an industrial grade receptacle and plug: If you want NEMA standard:...
    6 replies | 308 view(s)
  • RWO's Avatar
    07-30-2019, 02:06 PM
    RWO replied to a thread 3 phase wiring in General
    You were lucky. The rotor is not just solid steel. It has a cast aluminum rotor cage which usually has the internal fan blades molded on the end...
    15 replies | 654 view(s)
  • RWO's Avatar
    07-27-2019, 01:43 PM
    RWO replied to a thread Hi force 44 in Gunsmithing
    OK, let's clear the air here. Brownells Force 44 is nothing but a lead free soft solder: 94% tin, 6% silver. Harris Products makes exactly the same...
    8 replies | 663 view(s)
  • RWO's Avatar
    07-25-2019, 01:10 PM
    I put this: https://www.amazon.com/gp/product/B006SNL0JI/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 on my Jet 13x36 tailstock. I made a collar...
    14 replies | 753 view(s)
  • RWO's Avatar
    07-25-2019, 12:57 PM
    RWO replied to a thread Hi force 44 in Gunsmithing
    It is just liquid zinc-chloride soldering flux:...
    8 replies | 663 view(s)
  • RWO's Avatar
    07-22-2019, 01:11 PM
    Nice work and very pretty, but you still need a handful of hardware to attach a workpiece to the table. In my experience, a 4-Jaw lathe chuck...
    38 replies | 9402 view(s)
  • RWO's Avatar
    07-19-2019, 01:26 PM
    If you aren't happy with the available speed change mechanism, swap the motor for a 3-phase motor and VFD. Then you don't need to move the belts at...
    56 replies | 3554 view(s)
  • RWO's Avatar
    07-16-2019, 09:06 AM
    RWO replied to a thread Need Cox 1/2A Engine Info in General
    Thanks guys. Just what I needed. RWO
    4 replies | 338 view(s)
  • RWO's Avatar
    07-15-2019, 02:42 PM
    RWO started a thread Need Cox 1/2A Engine Info in General
    I am looking for the thickness of the OEM reed valves both plastic and metal that are used on Cox 1/2A engines. I need to make one for a non Cox...
    4 replies | 338 view(s)
  • RWO's Avatar
    07-10-2019, 01:01 PM
    RWO replied to a thread OT- Plastic Question in General
    This page is instructive: https://www.livestrong.com/article/158674-which-plastic-containers-can-i-safely-use/ RWO
    13 replies | 912 view(s)
  • RWO's Avatar
    07-03-2019, 01:00 PM
    I've used Carbonite on my PC desktop for data back-up for about 10 yrs. Only used it one time when hard drive died. Data recovery was smooth and...
    16 replies | 773 view(s)
  • RWO's Avatar
    07-02-2019, 01:28 PM
    It seems that your tool is assembled and shipped from here: http://yuasa-intl.com/yuasa-3-2/ I would think a phone call or email would get you a...
    2 replies | 330 view(s)
  • RWO's Avatar
    07-02-2019, 01:01 PM
    I use the Gore Clean Stream HEPA filters. Expensive, but worth it IMHO. For a bead-blaster, it would seem to be all you need. I have the smallest...
    24 replies | 1209 view(s)
  • RWO's Avatar
    06-28-2019, 02:16 PM
    RWO replied to a thread celing fan motors in General
    https://en.wikipedia.org/wiki/Ceiling_fan A very comprehensive article on the evolution of ceiling fan motors from the 1880's until today. RWO
    7 replies | 630 view(s)
  • RWO's Avatar
    06-17-2019, 01:16 PM
    RWO replied to a thread Question about av gas buying in General
    For model engine uses, it is much less hassle to just go to your friendly hardware store and get some of this: https://trufuel50.com/4-cycle-mix/ ...
    37 replies | 2485 view(s)
  • RWO's Avatar
    06-15-2019, 01:07 PM
    RWO replied to a thread Hardening. in General
    Borax doesn't work above about 1400 Deg F. I have read good things about ATP-641 ...
    37 replies | 3088 view(s)
  • RWO's Avatar
    06-14-2019, 01:24 PM
    RWO replied to a thread OT: Oil Mixup for mower in General
    Generac makes their engines in the USA. RWO
    36 replies | 2093 view(s)
  • RWO's Avatar
    06-14-2019, 01:15 PM
    RWO replied to a thread OT: Oil Mixup for mower in General
    The latest B&S small engines require no oil change for the life of the engine. The only requirement is to use the recommended oil and keep the oil...
    36 replies | 2093 view(s)
  • RWO's Avatar
    06-08-2019, 12:56 PM
    Although expensive, Newall's Microsyn scale is the smallest I have seen. It is a 5.75 mm tube and the reader head is tiny as well. I have one on my...
    31 replies | 2833 view(s)
  • RWO's Avatar
    06-07-2019, 01:16 PM
    Contactors are not instantaneous switches. In AC circuits, as the contacts part, an arc forms and goes out at each voltage zero. The arc restrikes...
    49 replies | 3207 view(s)
  • RWO's Avatar
    06-03-2019, 01:23 PM
    RWO replied to a thread Wiring up the VFD on the lathe in General
    Dynamic braking only works as long as the rotor is rotating and retains residual magnetic flux. It decays very rapidly since the rotor cage is a...
    29 replies | 1824 view(s)
  • RWO's Avatar
    06-01-2019, 02:34 PM
    RWO replied to a thread Coating Recomendation in General
    Cerakote and Gunkote are paints. Neither one is really abrasion or scratch resistant. The gun people like them because it doesn't take a big...
    8 replies | 712 view(s)
  • RWO's Avatar
    06-01-2019, 01:52 PM
    RWO replied to a thread LED lighting recommendations? in General
    I have been relamping my shop with Hyperikon 5000K 48" as the old fluorescents fail. I have about 40 in service and about 10 more to go. I did...
    25 replies | 1825 view(s)
  • RWO's Avatar
    06-01-2019, 01:41 PM
    A single flute countersink is much less likely to chatter. Coatings are not a factor I would consider important but if you have to select one, TiN...
    11 replies | 936 view(s)
  • RWO's Avatar
    05-31-2019, 01:20 PM
    RWO replied to a thread New DTI On My Mind in General
    I have Mitutoyo and Interrapid. My fav is the Mit Series 513 universal. Auto reverse plus the stylus head rotates 360 deg. This allows use in...
    14 replies | 1025 view(s)
  • RWO's Avatar
    05-31-2019, 01:05 PM
    RWO replied to a thread A Covey of carburetors in General
    You can buy any size carb you need for a model engine here: http://www.perrypumps.com/prod01.htm Throat sizes run from .177" to .437". These are...
    16 replies | 1487 view(s)
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