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[YouTube]: Hand made valves, vacuum tubes, Nixie tubes etc

Discussion in 'General Electronics Chat' started by glossywhite, Jan 24, 2014.

  1. glossywhite

    glossywhite Member

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  2. KeepItSimpleStupid

    KeepItSimpleStupid Well-Known Member Most Helpful Member

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    The sealing is not as easy as it looks. I used to do sealing under vacuum with quartz tubes that were about a centimeter in diameter. I used a high purity H2/O2 torch and much lower pressures.
     
  3. cowboybob

    cowboybob Well-Known Member Most Helpful Member

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    Fascinating work. Artisan level stuff.

    Wonder is that's how they do the Apple Retina screens :wideyed:?
     
  4. dave

    Dave New Member

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  5. atferrari

    atferrari Well-Known Member

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    One hour video? No thanks.

    Only Sarah Brightman singing in Viena.
     

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