Quote:
Originally Posted by old_coot88
Sharply-defined blue glowing spots are from stray electron bombardment and not a problem, as opposed to diffuse glow throughout the gun area (indicating gas).
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I really did not think it was much of a problem, since it seemed to be working OK, I just find it weirdly fascinating as to why it's only glowing near the new section of neck, right at the weld point, and am rather curious about it, if anything else!