MIL-PRF-1/1633 › Complete Document History
Electron Tube, Negative Grid (Microwave) Type 7211

Complete Current Edition:
   REVISION C - Electron Tube, Negative Grid (Microwave) Type 7211 - Jan. 6, 2015
   REV C VALIDATION 1 - VALIDATION NOTICE 1 FOR REVISION C - Oct. 8, 2019

Obsolete Revision Information:
   REV B VALIDATION 1 - VALIDATION NOTICE 1 FOR REVISION B - March 26, 2009
   REVISION B - ELECTRON TUBE, NEGATIVE GRID ( - Oct. 1, 2003
   REVISION A - ELECTRON TUBE, NEGATIVE GRID ( - July 10, 1998