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  1. Replies
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    31,616

    This is an ignorant response with respect to...

    This is an ignorant response with respect to controlling grid voltage and frequency when non-managed suppliers to the grid become too great a percentage of capacity.

    There is a tremendous amount...
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    1,475

    We have designed and built equipment like this...

    We have designed and built equipment like this for a Camera / Production house in Burbank. The handwheels mount to encoders with virtually no drag. This requires balanced handwheels and an...
  3. The transistor acts as an analog switch by...

    The transistor acts as an analog switch by employing a PWM waveform. As such simply turning it on when the bus is high and then turning it off when the bus is low with a duty cycle measured in msec...
  4. you could just buy one . . . BONITRON Model 3575...

    you could just buy one . . . BONITRON Model 3575 Braking Transistor Module M3575T-L15 | eBay
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    The price you can charge for goods and services...

    The price you can charge for goods and services in any economy is defined by the suppliers of those goods and services balanced agains the demand for those same goods and services. At present, the...
  6. Awesome, I’ll email you the details

    Awesome, I’ll email you the details
  7. Anybody in the Euclid Ohio area that wants to visit HGR Surplus?

    I spent some time looking at the HGR surplus website and looked at a number of spindles . . . Used Machinery & Industrial Equipment | HGR Industrial Surplus

    When I sent an e-mail asking about...
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    We put a VFD on this same style lathe only on a...

    We put a VFD on this same style lathe only on a Mori . . . and we let the VFD handle the controls from the original switches and brake. It works awesome and we would do it again in a heartbeat.
    ...
  9. Doug, You might contact Calef Machine Tool...

    Doug,

    You might contact Calef Machine Tool Rebuilders (I believe in Troutdale Oregon) . . . they have done scraping for us and do quality work. If they don’t have a grinder setup large enough for...
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    Yes . . . it is as simple as letting your IRA...

    Yes . . . it is as simple as letting your IRA custodian know that you want to convert x dollars of your IRA to Roth and then that money shows up on your 1040 as income which offsets your losses due...
  11. Replies
    426
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    31,616

    F450 Ford was no match for the Cybertruck . . . ...

    F450 Ford was no match for the Cybertruck . . .


    https://www.youtube.com/watch?v=JlsGhhTo1Mk
  12. Yancey Geared Spindles - replace? Can they be converted to quick change?

    We have a new to us Butler Planer mill with Yancey 50 taper geared spindles. It is presently disassembled taking up a 50 x 100 foot spot on the floor of our shop as we prep the foundation plates for...
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    It’s a great book, especially the chapter on Work...

    It’s a great book, especially the chapter on Work . . . I have a growing respect for Senator Sasse
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    And if you have a crappy year and wind up losing...

    And if you have a crappy year and wind up losing a fair bit, that is the time to Roth any IRA’s you have that aren’t presently Roth’ed . . . that is my plan for 2019

    We took a few big risks in...
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    What Bill says ... If I had a jack wagon...

    What Bill says ...

    If I had a jack wagon teacher like that, I would buy the part and turn it in and then spend my time machining something that I wanted for my own use.

    At a minimum I would...
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    I remember in science lab in high school we did...

    I remember in science lab in high school we did an experiment where we dropped a few shavings of magnesium into a small test tube of hydrochloric acid and then put a lit match above the test tube and...
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    Just to close the loop on this - we wound up @...

    Just to close the loop on this - we wound up @ hitting +/- 0.0003 inches with Cpk of just over 1.1 . . . we lost our butts on this project to a significant degree but the customer is happy and...
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    Yes - finite resource that is often wasted for...

    Yes - finite resource that is often wasted for stupid stuff like balloons. :crazy:
  19. Replies
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    We have a VFD set up on our Mori 20x80 Lathe that...

    We have a VFD set up on our Mori 20x80 Lathe that can stop the spindle just as fast as the manual brake. You need to make sure that you provide a dynamic braking resistor that has a resistance value...
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    Reminds me of Senior Projects gone awry in...

    Reminds me of Senior Projects gone awry in college . . .

    271194
  21. My sense is that the sub slab creates a slip...

    My sense is that the sub slab creates a slip plane so that the main slab can move within the constraints of the polystyrene sides effectively isolating the building sub grade from absorbing lateral...
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    Winter is setting in . . . time to curl up with a...

    Winter is setting in . . . time to curl up with a good book
  23. Don't let the self-inflated narcissistic...

    Don't let the self-inflated narcissistic tendencies of another stop you from helping other people with practical advice. We live in an imperfect world and there will always be someone trying to pee...
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    He is a reformed pastor / writer with a keen mind...

    He is a reformed pastor / writer with a keen mind and quick wit. Modern day equivalent is Carl Trueman . . . Reflections on Being the Dumbest Man in the Room | Carl R. Trueman | First Things. I will...
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    Exactly . . . and FWIW, I think that I am fairly...

    Exactly . . . and FWIW, I think that I am fairly well read on a broad range of literature and I lead a reading group of a half dozen men that meets once a week that covers books dating from Augustine...
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