Posted by scarebus (A) on December 15, 2005 at 16:09:17

In Reply to: Flame in 300B Soltek Tube-is this normal????? posted by windy2004 on December 13, 2005 at 10:49:05:

From my 4x300B tubes, on initial power-up they will emmit blue
flame, and as the tube heats up, the blue glow will disappear.