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

Spacecraft

• A-001, the second abort test of the Apollo spacecraft
• Anik A1, a Canadian satellite
• Aussat (Optus) A1, a 1985 Australian telecommunications satellite
• Palapa A1, the first 1976 Indonesian Palapa satellite
• Saturn A-1, a 1959 American rocket
• A1, a designation for the French satellite Astérix (satellite)
• Alpha-One spacecraft, a fictional spacecraft in the film Buzz Lightyear of Star Command: The Adventure Begins
• Hermes A-1, a rocket in the Hermes project
• Scout A-1, a rocket in the Scout (rocket family)

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

Science

Biology

• A1 broth, a substance used to detect fecal coliforms
• ATC code A01, a subgroup of the Anatomical Therapeutic Chemical Classification System
• HLA-A1, a human leukocyte antigen serotype
• 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 car 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)
• Model 3 A-1, an Aeronautical Products rotorcraft, see List of rotorcraft

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

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

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, a Volkswagen Group A platform

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
• Plan A1, a railroad in Israel
• See RER A for RER A1, a rapid transit line in France
• Nishi-magome Station, a Japanese subway station
• A1, a UIC locomotive classification, equivalent to an 0-2-2 in Whyte notation
• Type A1 or California combination, a type of electric tram, see Trams in Adelaide#Electric tram types
• Prussian A 1, a Prussian railbus, see List of Prussian locomotives and railbuses#Railbuses

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)

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