Hi Dave,
Can't answer your question on the substitution,
but I believe that I have a good used CRT for the scope that you
have. Let me know off the list if you would like it and we'll make a
deal. IIRC, I believe that it's the same tube in the 2235 and 2236
scope.
Let me know.
Kim Herron W8ZV
w8zv@...
www.goldenradioservice.com
616-677-3706
--
Kim Herron
W8ZV
w8zv at goldenradioservice dot com
www.goldenradioservice.com