Neon bulb were often used as voltage regulators or reference in CRT circuits in the 1980's On Fri, Jul 6, 2012 at 7:30 AM, wrote: > If I remember correctly, the inoization voltage of an NE2 neon lamp was > around 60-80 volts. The sustaining voltage was around 40 to 50 volts or > so. Both of these numbers are from memory, and may vary depending on > the particular lamp you have in hand. > > Jim > > --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .