Misc events when stream illumination ON

Litron@aol.com
Fri, 22 Aug 1997 13:07:47 -0400 (EDT)

I have been having a problem lately with miscellaneous events on the
oscilloscope when I am running a sample and the stream illumination is ON.
If I turn the illumination OFF, they disappear. Has anybody else had this
problem and if so, what can be done about it?

Dorothea Torous