MIL-R-11539B (NOTICE 1), MILITARY SPECIFICATION: RADIO SETS, (NON-TACTICAL RADIO EQUIPMENT) (COMPONENTS OF) (03 APR 1989) [NO S/S DOCUMENT]

MIL-R-11539B (NOTICE 1), MILITARY SPECIFICATION: RADIO SETS, (NON-TACTICAL RADIO EQUIPMENT) (COMPONENTS OF) (03 APR 1989) [NO S/S DOCUMENT]., MIL-R-l1539B(Sig C) is inactive for new design and is no longer used by the Communications-Electronics Command except for replacement purposes.