MIL-E-1/1204 Revision F, April 9, 1975
ELECTRON TUBE, CATHODE RAY TYPE 1DP1
Additional Comments: RENUMBERED AS MIL-PRF-1/1204
This specification is approved for use by all Departments and Agencies of the Department of Defense.
The complete requirements for procuring the electron tube described herein shall consist of this document and the latest issue of Specification MIL-E-1.