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  1. Replies
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    Another option not mentioned is the use of...

    Another option not mentioned is the use of buck/boost transformers. These can allow you modify the buck or boost the voltage in 16-32 volt range. They are not big transformers since they are rated...
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    Look, you get three pieces for the price of one. ...

    Look, you get three pieces for the price of one. What a deal!

    Tom
  3. I have a certain reverence for the NEMA...

    I have a certain reverence for the NEMA contactor, but a properly rated IEC will work just as well. Not knowing the age of your Fuji, but for environmental purposes Japan and parts of Europe, have...
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    I don't know the application, but unless there is...

    I don't know the application, but unless there is a fan, those fins are way too close together.

    Tom
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    If the heating is just for the dogs than put in a...

    If the heating is just for the dogs than put in a warmed kennel area or dog house.

    Tom
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    Not an option if there are combustible materials...

    Not an option if there are combustible materials (gasoline, propane, etc) in the garage.

    Tom
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    Yes, but a special cast iron called white iron. ...

    Yes, but a special cast iron called white iron.

    Tom
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    Two thumbs up. Besides the products and services...

    Two thumbs up. Besides the products and services are the nice (great?) people that work there. Knowledgeable, fun to talk to.

    Tom
  9. Replies
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    It's worse..far worse when a pet has declined to...

    It's worse..far worse when a pet has declined to the point where it is humane to put them down. That realization that occurs weeks before hand that something has to be done, then the day of the...
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    I don't think Britain had the capacity to feed...

    I don't think Britain had the capacity to feed the Bengals. They were hardly able to feed themselves.

    Tom
  11. Lift it off the dirt floor so that air can...

    Lift it off the dirt floor so that air can circulate under it. Cover the dirt with plastic sheeting 6-8 mil thick. The enclosure will need to be painted or coated to prevent corrosion. This...
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    If the part is for magnetics, even a small amount...

    If the part is for magnetics, even a small amount of carbon will cause the hysteresis loop to widen with time (aging), increasing problems with core loss and flux retention. Best material is...
  13. Let's try it one more time. From single phase to...

    Let's try it one more time. From single phase to three phase what are the advantages and disadvantages. Going from three phase to single phase is moot.

    Tom
  14. What are the advantages and disadvantages of the...

    What are the advantages and disadvantages of the Scott approach to, say, a 50 hp rotary? Cost, quality of the power, balance, reliability?

    Tom
  15. Not to start an argument, but for my own...

    Not to start an argument, but for my own enlightenment, have you created such an animal, and if so, how well did it work? My practical instincts say that if this is as simple as outlined, and maybe...
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    Two issues cross my mind, the area in contact...

    Two issues cross my mind, the area in contact with the tape needs to be polished to prevent tape wear and how much can be removed before the air gap is compromised.

    Tom
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    One thing I have noticed with skates is a) they...

    One thing I have noticed with skates is a) they want to go in all directions on their own, and b) they want to slide from under the machine. Anyone tried welding a stud to the top of one and set the...
  18. Check out the stress-strain diagrams of the...

    Check out the stress-strain diagrams of the various materials. Yield point by itself is not significant.

    Tom
  19. Replies
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    You didn't say what state the property is in or...

    You didn't say what state the property is in or general area.

    Tom
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    4140 is normally austenized at around 1500F +_. ...

    4140 is normally austenized at around 1500F +_. At that temperature there are a number of coatings that can be applied to prevent decarb. The process is preheat the part to around 500-600F, coat...
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    I take it pipe is out? Tom

    I take it pipe is out?

    Tom
  22. JST, to your point about having a new concept to...

    JST, to your point about having a new concept to try out, perhaps the OP should do a little history search about innovations in heat engine technology over the last 100-150 years. Things like...
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    I can't speed for the rest of the crowd, but I am...

    I can't speed for the rest of the crowd, but I am running two rotaries, one at 240 and the second at 480. I step up the 240 street voltage to 480 single phase and use a 480 volt motor and high...
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    Pardon me if I am confused. I was under the...

    Pardon me if I am confused. I was under the impression that AK was Arkansas.

    Tom
  25. I,on the other hand, feel that for someone to be...

    I,on the other hand, feel that for someone to be successful in whatever pursuit, be it electrical, machining or whatever, they should understand the principals involved. Mathematics? Not...
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