MIL-PRF-1L, PERFORMANCE SPECIFICATION: ELECTRON TUBE, GENERAL SPECIFICATION FOR (29 MAR 1996) [SUPERSEDES MIL-E-1K]
MIL-PRF-1L, PERFORMANCE SPECIFICATION: ELECTRON TUBE, GENERAL SPECIFICATION FOR (29 MAR 1996) [SUPERSEDES MIL-E-1K]., This specification covers the general requirements and ratings for electron tubes used by the military departments.