TM 55-1520-240-T18-4.21 SECURE VOICE OPERATION -WITH KY-100 CONTROL SET TO VARIOUSPOSITIONS AND BOTH CIPHERTEXT AND PLAINTEXT TRANSMITTED TO RADIOUNDER TEST ABNORMAL COMMUNICATIONS AND ANNUNCIATOR OCCUR(CONTINUED)18-4.21END OF TASK18-142 Change 21
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
