Anyone with experience using the RCA 6293 in place of 6146 { B}? I
have
a few of the 6293's and was curious how they compared. Thanks, Byron.


I have not tried them but here is a link to some info on the tubes and other
6146 types.

http://home.comcast.net/~zcomco/The_...of_Tubes_1.htm

From that it would seem that the tube subistutes just fine.