A1

Look up A 1, A1, or a1 in Wiktionary, the free dictionary.

A1 may refer to:

Technology

Products

• Canon A-1, a 35mm SLR camera manufactured from 1978 to 1985
• Canon XH-A1, a handheld prosumer HDV camcorder released in 2007
• Minolta DiMage A1, a digital camera produced in 2003
• Sony HVR-A1, the prosumer version of the Sony HDR-HC1 camcorder, which was introduced in 2005
• Toshiba HD-A1, an HD DVD player introduced in 2006
• AVM A1-Card, an ISDN card produced by German company AVM GmbH
• A1 VSTi, a 2002 synthesizer software program produced by Waldorf Music
• A-One, a product of South Korean software and electronics company Asiana Abacus

Computing

• A-1, programming language which was a successor to the A-0 System written by Grace Hopper in the 1950s
• Windows Live OneCare, a computer security service codenamed A1
• Micro-A1 (also known as µ-A1), a motherboard for the AmigaOne computer platform
• A1, a class of computer security, see Trusted Computer System Evaluation Criteria#A — Verified Protection
• Acer Aspire One netbook computer

Commercial brands and companies

• A1 Superlink, an Australian Internet service provider merged in 2000 into the Froggy (ISP)
• A-1 Supply, a former name of American gaming machine manufacturer International Game Technology
• A1, a brand of Austrian mobile network operator mobilkom Austria

Other technology uses

• A-1, the first series of Disney's Audio-Animatronics figures
• A-1, an alternative name for KS 150, a nuclear reactor in Czechoslovakia, decommissioned in 1979

Education

Grades

• A1, a grade for the Leaving Certificate, a qualification in the education system of Ireland
• A1, the highest obtainable grade for the Sijil Pelajaran Malaysia examination in Malaysia
• A1, a grade for the Senior Secondary Certificate Examination in Nigeria, see Education in Nigeria
• A1, a grade for the Singaporean GCE 'O' Level, an examination in the education system of Singapore
• A-1, an Academic grading in Pakistan commonly used in the education system of Pakistan

Other education uses

• Language A1, the native language of an International Baccalaureate student
• A1, a secondary school subdivision in the Congolese education system, see Education in the Republic of the Congo
• A1, a Baccalauréat series in the education system of some parts of France
• A1, a baccalaureate in the Gabonese education system, see Education in Gabon

Entertainment

Music and dance

• A1 (band), a British boy band
• A1 (Ertuğ album)
• A1 (Tony Cetinski album)
• A-One (band), a Mandopop group
• A1, a part in contra dance choreography
• A-1 Sound Studios, a recording studio owned by Herb Abramson

Television and radio

• A1 TV channel (Macedonia)
• A1 Chinese Radio, a Chinese-language radio broadcast in Canada
• A1 Guadeloupe, a Caribbean television channel
• A1 Televizion, a television station in Albania
• A-1 Detective Agency, a fictional detective agency in the radio series I Love A Mystery
• A 1,see List of radio stations in Austria and Liechtenstein
• A1, a Slovenian radio network owned by Radiotelevizija Slovenija

Film

• A1 Film Company, a Burmese cinema company
• A-1 Pictures, a Japanese animation studio
• A1, 1999 film, see List of Syrian films

Games

• A1 Games, an American video game publisher
• A1 - Slave Pits of the Undercity, a module for the Dungeons & Dragons RPG
• Larsen's Opening, a chess move, A01 in ECO code
• A1, a square on a chessboard

Books, comics and manga

• A1 (comics), a comics anthology
• A-1 Comics, a 1944-1955 Golden Age comics publication
• Alita, a character in the Battle Angel Alita manga series
• A1—The Great North Road, a book by Paul Graham (photographer)

Military, government and politics

• A-1 flying jacket, the predecessor of the A-2 flying jacket
• Company A-1, an outfit in the Texas A&M Corps of Cadets
• US A-1 visa
• Svea artilleriregemente, a Swedish Army regiment
• A1, a designation of military staff in the continental staff system
• A1, a rank in the European Civil Service
• A1, a class of South Korean visa
• A1, an electoral alliance in Suriname, see List of political parties in Suriname
• A-1, a grade of Republic of China List of orders, decorations and medals of the Republic of China#General Armed Forces medals
• A-1, a classification in the Status of Indian cities
• Forces A1, a naval force in the Battle of Crete, see Crete order of battle
• A-1, Brazilian Air Forces designation for the AMX International AMX aircraft.

Science

Biology

• A1 broth, a substance used to detect fecal coliforms
• ATC code A01 Stomatological preparations, a subgroup of the Anatomical Therapeutic Chemical Classification System
• Combretastatin A1, a potent cytotoxic agent
• HLA-A1, a human leukocyte antigen serotype
• Proanthocyanidin A1, a A type proanthocyanidin
• Vitamin A1, the animal form of vitamin A
• A1, a segment of the anterior cerebral artery
• A1, a segment in the Comstock-Needham system of wing vein naming

Ecology and earth science

• A1, a landslide classification factor
• A-1, a class in the AASHTO Soil Classification System
• Zone A1, a zone in the Greek Alonissos Marine Park in the North Aegean Sea

Astronomy

• A1 (binary star)
• A1, a class of star, see stellar classification

Mathematics

• A¹ homotopy theory, a concept related to algebraic topology
• A1, a 1844 paper by mathematician Hermann Grassmann

Sports

Leagues

Competition

• A1 Ethniki, a Greek basketball competition
• A1 Grand Prix, a motorsport racing series
• Phase A1, a phase in a combined driving equestrian competition

Other sports uses

• A-1 (wrestler)
• A1 Ring, an Austrian race circuit
• A1, a climbing grade
• A1, a ranking in Keirin track cycling

Vehicles and transport

Aircraft

• A-1 (airship)
• A-1 Skyraider
• Model 3 A-1, an Aeronautical Products rotorcraft, see List of rotorcraft

Cars

• A1 Grand Prix car
• Anadol A1, a 1966 Turkish car
• Arrows A1, a 1978 British racing car
• Audi A1, a supermini automobile to be released in 2010
• Audi Quattro A1, a 1983 rally car
• Scania A1, a 1901 car
• Toyota A1, a 1935 car prototype
• A1 registration plate, an UK Vehicle Registration plate with Frank Russell, 2nd Earl Russell as original owner
• A1, a Volkswagen Group A platform

Motorcycles

• A1, a Haden (motorcycle) frame
• A1, a Motosacoche motorcycle
• A-1, a 1976 Alligator (motorcycle)
• Automatic A1, a Tomos motorcycle
• A1 Samurai, see List of Kawasaki motorcycles

Roads

• A1 road, in several countries

Seacraft

Military boats

• A-1 lifeboat
• USS A-1, the name of multiple US Navy ships
• ARA Comandante General Irigoyen (A-1), an Argentine Navy auxiliary ship

Submarines

• HMS A1, a British A class submarine of the Royal Navy
• A1 type submarine, a type of Japanese Navy submarine
• HNoMS Kobben (A-1), a Royal Norwegian Navy submarine

Spacecraft

Satellites

• A-001, the second abort test of the Apollo spacecraft
• Anik A1, a Canadian satellite
• Aussat (Optus) A1, a 1985 Australian telecommunications satellite
• Orbcomm A1, a 1997 American low Earth orbit communications satellite
• Palapa A1, the first 1976 Indonesian Palapa satellite
• Superbird A1, a satellite put into orbit by an Ariane 4 launch on 1 December 1992
• A1, a designation for the French satellite Astérix (satellite)

Rockets

• A1, a model of German Aggregate Series Rocket from World War II
• Hermes A-1, a rocket in the Hermes project
• Saturn A-1, a 1959 American rocket
• Scout A-1, a 1965 American rocket

Fictional

• Alpha-One spacecraft, a fictional spacecraft in the film Buzz Lightyear of Star Command: The Adventure Begins

Trains and public transit

• A1 Airliner, a shuttle service in Australia
• A1 Steam Locomotive Trust, a charitable trust
• Ayrshire Bus Owners (A1 Service), a bus operator in Scotland
• Bavarian A I, a 1844 German steam locomotive model
• LB&SCR A1 class, a class of locomotices designed by Stroudley and known as the Terriers
• LNER Gresley Classes A1 and A3, a locomotive designed by Sir Nigel Gresley, including the famous Flying Scotsman
• LNER Peppercorn Class A1, a Pacific locomotive designed by A. H. Peppercorn
• NCC Class A1, a 1901 Irish 4-4-0 passenger steam locomotives
• Nishi-magome Station, a Japanese subway station
• PRR A1, an American PRR steam locomotive
• Prussian A 1, a 1907 German Prussian railbus
• RER A1, a rapid transit line in France, See : RER A
• SP&S Class A1, a 1907 steam locomotives class
• Plan A1, the codename for the high-speed railway to Jerusalem
• Type A1 or California combination, a type of electric tram, see Trams in Adelaide#Electric tram types
• 0-2-2, the UIC classification for the Whyte notation for railway locomotive wheel arrangements

Other transportation uses

• A1 (shipping), a symbol indicating shipbuilding quality
• A1, a tire code

Other uses

• A1 paper size
• A1 Steak Sauce
• A1 Mine Settlement, Victoria, Australia
• Sound operator, a member of a theatre crew commonly designated A1
• A1 or A-1, two investment grades for bonds
• A1, a country risk rating assigned by Compagnie Francaise D’assurance Pour Le Commerce Exterieur (Coface)
• A1, a colour grade used in shrimp marketing
• A1, a learner division in the Common European Framework of Reference for Languages
• A1, a Race (classification of human beings)#In law enforcement used by Scotland Yard
• A.1 scale, the first formalised atomic time scale defined by USNO in the International Atomic Time standard
• Sea Area A1, a designation in the Global Maritime Distress Safety System
• A1, a planning class from the Town and Country Planning (Use_Classes) Order 1987 in the UK

See also

• 1A (disambiguation)
• AL (disambiguation)
• Aleph One (disambiguation)

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.