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  1. #1
    Join Date
    Aug 2014
    Posts
    24

    Is my tube bad? 80W Brand New KH Laser C02 Tube.

    Is my tube bad? The arc is moving back and forth.


  2. #2
    Join Date
    Oct 2015
    Posts
    96

    Re: Is my tube bad? 80W Brand New KH Laser C02 Tube.

    It's normal. Don't worry. Actually it's better than "standing" as electrode is NOT eroded in one place, has less oxidation - so it's prolong tube life. This circular design is on purpose.
    Polish @ Éire

  3. #3
    Join Date
    Aug 2014
    Posts
    24
    Quote Originally Posted by abyss View Post
    It's normal. Don't worry. Actually it's better than "standing" as electrode is NOT eroded in one place, has less oxidation - so it's prolong tube life. This circular design is on purpose.
    its weird, last time my 50w tube did that it wasnt reaching full power. i wonder how long this tube was sitting before the machine was sold to me

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