AAF Army Air Forces
ACAN Army Command and Administrative Network
ACC U.S. Army Communications System
ACS Alaska Communication System
ADDS Army Data Distribution System
AEF American Expeditionary Forces
AFHQ Allied Force Headquarters
AGF Army Ground Forces
AGO Adjutant General's Office
AM Amplitude modulated
AMC Army Materiel Command
AN/TRC Army-Navy Transportable Radio Communications
AR Army Regulations
ARAG Annual Report of the Adjutant General
ARMB Annual Report of the Chief of the Militia Bureau
ARQM Annual Report of the Quartermaster General
ARSO Annual Report of the Chief Signal Officer
ARSW Annual Report of the Secretary of War
ARTEP Army Training and Evaluation Program
ARVN Army of the Republic of Vietnam
ASF Army Service Forces
AUTODIN Automatic Digital Network
AUTOSEVOCOM Automatic Secure Voice Communications
AUTOVON Automatic Voice Network (see DNS)
C3 Command, control, and communications
C4 Command, control, communications, and computers
CARS Combat Arms Regimental System
CCC Civilian Conservation Corps
CCF Chinese Communist Forces
CE Communications-electronics
CECOM U.S. Army Communications-Electronics Command
CMH U.S. Army Center of Military History
COMSAT Communications Satellite Corporation
CONARC Continental Army Command
CONUS Continental United States


DA Department of the Army
DAGO Department of the Army General Orders
DCA Defense Communications Agency
DCSOPS Deputy Chief of Staff for Military Operations (after 19 May 1974 the Deputy Chief of Staff for Operations and Plans)
DISC4 Director of Information Systems for Command, Control, Communications, and Computers
DMZ Demilitarized Zone
DOD Department of Defense
DSCS Defense Satellite Communications System
DSN Defense Switched Network (formerly AUTOVON)
EMP Electromagnetic pulse
ENIAC Electronic numerical integrator and computer
EPLRS Enhanced Position Location Reporting System
ETOUSA European Theater of Operations, United States Army
FCC Federal Communications Commission
FM Frequency modulated (also Field Manual)
GPO Government Printing Office
GPS Global Positioning System
HMMWV High Mobility Multipurpose Wheeled Vehicle
HUAC House Un-American Activities Committee
IGY International Geophysical Year
IMA Information Mission Area
INSCOM U.S. Army Intelligence and Security Command
IPY International Polar Year
IRAC Interdepartmental Radio Advisory Committe
ISC U.S. Army Information Systems Command
IWCS Integrated Wideband Communications System
JASCO Joint Assault Signal Company
JCCT Joint Combat Camera Team
JMSI Journal of the Military Service Institution of the United States
JTIDS Joint Tactical Information Distribution System
LASER Light amplification by stimulated emission of radiation
MACV U.S. Military Assistance Command, Vietnam
MARS Military Affiliate Radio System


MHI U.S. Army Military History Institute
MIT Massachusetts Institute of Technology
MOBIDIC Mobile digital computer
MOLLUS Military Order of the Loyal Legion of the United States
MOS Military occupational specialty
MSE Mobile subscriber equipment
NACA National Advisory Committee for Aeronautics
NARA National Archives and Records Administration
NASA National Aeronautics and Space Administration
NATO North Atlantic Treaty Organization
NBC National Broadcasting Company
NDRC National Defense Research Committee
NEID New Equipment Introductory Detachment
OB Order of Battle of the United States Land Forces in the World War
OCSO Office of the Chief Signal Officer
OR War of the Rebellion: A Compilation of the Official Records of the
  Union and Confederate Armies
OSRD Office of Scientific Research and Development
RADAR Radio direction finding and ranging
RCA Radio Corporation of America
RCM Radio Countermeasures
RG Record Group
RITA Reseau Integre Transmissions Automatique
ROAD Reorganization Objective Army Divisions
ROTC Reserve Officer Training Corps
RPL Rapid pole line
SCORE Signal Communications via Orbiting Relay Equipment
SCR Signal Corps Radio or Set Complete Radio
SHAEF Supreme Headquarters, Allied Expeditionary Force
SIAM Signal Information and Monitoring
SINCGARS Single Channel Ground and Airborne Radio System
STARCOM Strategic Army Communications Network
STRATCOM Strategice Communications Command
SW Secretary of War
TACFIRE Tactical Fire Direction System
TACSAT Tactical satellite
TAG The Adjutant General
TDA Table of Distribution and Allowances


TIROS Television and Infra-Red Observation Satellite
T/O Table of Organization
TOE Table of Organization and Equipment
TRADOC U.S. Army Training and Doctrine Command
TRI-TAC Joint Tactical Communications Program
UHF Ultra-high frequency
UN United Nations
UNC United Nations Command
UNICOM Universal Integrated Communications System
USAFBI United States Army Forces in the British Isles
USARS United States Army Regimental System
USARV United States Army, Vietnam
USAVIC United States Army Visual Information Center
USMA United States Military Academy
VHF Very high frequency
WAAC Women's Army Auxiliary Corps
WAC Women's Army Corps
WAMCATS Washington-Alaska Military Cable and Telegraph System
WD War Department
WDGO War Department General Orders
WWMCCS Worldwide Military Command and Control System
YMCA Young Men's Christian Association


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Last updated 3 April 2006