> I am experimenting with LCD display modules most of which have EL
> backlit stuff on them. Are there any quick and dirty ways of
> illuminating those? If read those things need a fairly high AC
> voltage ~150ppVAC @ 300kHz or so but that's about all I know about
> it...
There are modules made for this that convert 5-6Vdc to the high voltage.
JAMECO has
some.