Application Note
Item 30 is a modification of the OEM
cathode support plate which is a
mirrored design. This allows customers
the ability to wire the bias wire on
either side of the part, so if one side
is damage through use customers can
still use the part.
Item 40 is a modification of the OEM
ELS2 filament which changes the crimp
attaching the tungsten coil on to the
tantalum legs. See supporting document
for more information on this
modification.