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Hi Mike,

Yes, the machine functioned properly one day and the next is making this very loud high pitch sound.
It seems to be coming from the tube, also the sound pitch changes.
The X, Y, and...

Hello everyone,

I'm new the forum and have a question.
I bought an LS100 second hand several months ago.
I've been using it without any issues till this morning when i powered up.
I'm getting...