MIL-T-27/70 Revision B, July 11, 1979
TRANSFORMERS, AUDIO FREQUENCY, TF5S21ZZ
Includes all amendments and changes through Amendment 1, November 10, 1994
Additional Comments: RENUMBERED AS MIL-PRF-27/70
This specification is approved for use by all Departments and Agencies of the Department of Defense.
The complete requirements for procuring the transformers described herein shall consist of this document and the latest issue of Specification MIL-T-27.