On a sunny day (Tue, 17 Feb 2004 15:28:22 +0000 (UTC)) it happened Jim Yanik
wrote in :

Or you could create a ordinary (60Hz)transformer based 43 volt DC supply to
replace the pre-reg.It would have to supply at least 1 amp at 43V,and would
only work for whatever primary voltage you selected for the XFMR,not the
90-250 VAC range of the Opt.48 pre-reg.
Its magnetic field might perhaps screw up the display.
Plastic spray worked on line output transformers in TV, not sure it is of
use here.