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  • Users: ProfK
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  1. ProfK

    temp sensors in microwave ovens

    How do the microwave oven manufacturers allow a metal (stainless?) probe to function properly as a temperature sensor? When I experimented by putting thermocouples or metal tubing inside the cabinet through the vent holes, they get quite hot even though I ground them well to the cabinet. There...
  2. ProfK

    dangerous plasma generation?

    Hypothetical (before I do it for real)>>> Setup: Take a glass bulb 4 inches in diameter with a glass tube in one side to attach a vacuum pump. Pump a (roughing quality) vacuum through the glass tube inside a 1kw operating microwave oven cavity. As the air is removed and a certain vacuum level...
  3. ProfK

    is there a best place to drill into a microwave oven?

    I wish to insert ~1/2 inch OD glass and/or plastic tubing through a commercial microwave oven cabinet wall. The question is, might there be a particulaly safe location to do drill? I refer possibly to the corners of the cavity, a mathematically calculated position like 1/2 wavelength in from an...
  4. ProfK

    can old oven magnetron be powered by stepper supply?

    Question in subject. I can get 1-2kW stepper supplies for industrial magnetrons on ebay. With custom, do it yourself hook-up, can the $100 oven magnetron be run from one of these? The purpose is to operate variable power levels and not use duty cycle for temperature control. Is there some...

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