P1, P01, P-1 or P.1 may refer to:

Computing, robotics, and, telecommunications

* DSC-P1, a 2000 Sony Cyber-shot P series camera model *

Sony Ericsson P1 The Sony Ericsson P1 is a smartphone and the successor of the P990. It was the last of the Sony Ericsson "P" Smartphone series, introduced in 2002 with the Sony Ericsson P800 and it integrates many of the hardware features of its predecessor the ...

, a UIQ 3 smartphone * Packet One, the first company to launch WiMAX service in Southeast Asia *

Peer 1 Aptum Technologies, formerly Cogeco Peer 1, is a provider of services for data centers and cloud computing.2016 Annual Report." Retrieved November 7, 2016. The company is headquartered in Toronto, Ontario, Canada. History Peer 1 Network Ent ...

, an Internet hosting provider * Honda P1, a 1993 Honda P series of robots, an ASIMO predecessor

Media

DR P1 DR P1 – in Denmark normally referred to as simply P1 – is a Danish radio station operated by the Danish Broadcasting Corporation. P1 has evolved into a pure voice channel with a focus on news, documentaries, political debates, education, gene ...

, a Danish radio network operated by Danmarks Radio *

NRK P1 NRK P1 is a nationwide digital radio channel operated by the Norwegian Broadcasting Corporation (NRK). It is the result of the NRK radio channel reform initiated in 1993 by radio director Tor Fuglevik. NRK P1 is the direct descendant of NRK's firs ...

, a Norwegian radio network operated by the Norwegian Broadcasting Corporation * SR P1, a Swedish radio network operated by Sveriges Radio *

Polonia 1 Polonia 1 is one of the first Polish commercial television channels, consisting at first of a network of 12 (and - for a short time - even 13) local TV stations in bigger cities. The station was established by Sardinian businessman Nicola Grauso, ...

, a Polish TV channel of the Polcast Television

Military

* P-1 Hawk, a 1923 biplane fighter of the U.S. Army Air Corps * Kawasaki P-1, a Japanese maritime patrol aircraft (previously P-X) *

P-1 (missile) The KSShch (russian: Корабельный снаряд «Щука» (КСЩ); tr.:''Korabelny snaryad Shchuka (KSShch)''; en, Shchuka Anti-Ship Missile, "Shchuka" – pike in English) was a Soviet anti-ship cruise missile design that carr ...

, a Soviet anti-ship cruise missile

Science

Biology

* P1

antigen In immunology, an antigen (Ag) is a molecule or molecular structure or any foreign particulate matter or a pollen grain that can bind to a specific antibody or T-cell receptor. The presence of antigens in the body may trigger an immune respon ...

, identifies P antigen system * P1 laboratory, biosafety -level-1 laboratory *

P1 phage P1 is a temperate bacteriophage that infects ''Escherichia coli'' and some other bacteria. When undergoing a lysogenic cycle the phage genome exists as a plasmid in the bacterium unlike other phages (e.g. the lambda phage) that integrate into t ...

, a bacterial virus *

SARS-CoV-2 Gamma variant The Gamma variant (P.1) was one of the variants of SARS-CoV-2, the virus that causes COVID-19. This variant of SARS-CoV-2 has been named lineage P.1 and has 17 amino acid substitutions, ten of which in its spike protein, including these thre ...

, a strain of COVID-19 virus SARS-CoV-2 first detected in Manaus, Brazil in 2020 * ATC code P01 ''Antiprotozoals'', a subgroup of the Anatomical Therapeutic Chemical Classification System * Pericarp color1 (p1), a gene in the phlobaphene biosynthesis pathway in maize *

C1 and P1 (neuroscience) The C1 and P1 (also called the P100) are two human scalp-recorded event-related brain potential ( event-related potential (ERP)) components, collected by means of a technique called electroencephalography (EEG). The C1 is named so because it was t ...

, a component of the visual evoked potential * P1 nuclease, a nuclease that works on single-stranded DNA as well as RNA

Other sciences

Period 1 A period 1 element is one of the chemical elements in the first row (or period) of the periodic table of the chemical elements. The periodic table is laid out in rows to illustrate periodic (recurring) trends in the chemical behaviour of th ...

of the periodic table * Pollard's p − 1 algorithm for integer factorization * P-ONE - a proposed neutrino detector

Transportation

Automobiles

* P1 International, a car club founded in Leatherhead, Surrey, England * Alfa Romeo P1, a 1932 Grand Prix car * Allard P1, a 1949 British five seater two door sports saloon * McLaren P1, a sports car succeeding the McLaren F1. * Porsche P1, first electric car produced by Ferdinand Porsche in 1898 * P-1, development code name of the Subaru 1500 automobile * P1 race class in the

Le Mans Le Mans (, ) is a city in northwestern France on the Sarthe River where it meets the Huisne. Traditionally the capital of the province of Maine, it is now the capital of the Sarthe department and the seat of the Roman Catholic diocese of Le ...

racing series

Aircraft

* Abrams P-1 Explorer, an American aerial survey aircraft * Dewoitine P-1, a Dewoitine aircraft * DFW P.1, a passenger aircraft development of the 1916 DFW C.V * Paradise P-1 LSA, a Brazilian light-sport aircraft

Rail

* P1 (AirTrain Newark station), a station on AirTrain Newark, NJ, USA *

Alsace-Lorraine P 1 The Imperial German railways (''Reichseisenbahnen'') allocated various steam locomotives in Alsace-Lorraine to the P 1 class of engines as follows: ;Classification system from 1906/1912 *Alsace-Lorraine B 1 * Alsace-Lorraine B 2 * Alsace-Lorraine ...

, a German steam locomotives class *

LNER Class P1 The London and North Eastern Railway Class P1 Mineral 2-8-2 Mikado was a class of two steam locomotives designed by Nigel Gresley. They were two of the most powerful freight locomotives ever designed for a British railway. It was initially inten ...

, a locomotive designed by Nigel Gresley

Other uses

Front-runner In politics, a front-runner (also spelled frontrunner or front runner) is a leader in an electoral race. While the front-runner in athletic events (the namesake of the political concept) is generally clear, a political front-runner, particularly i ...

, or position 1 (P.1) * Papyrus 1, also known as P1, P, or , an early papyrus copy of part of the New Testament * Walther P1, an aluminum-framed variant of the Walther P38 pistol * ''

Pioneer One ''Pioneer One'' is a 2010 United States, American web series produced by Josh Bernhard and Bracey Smith. It was crowdfunding, funded purely through donations, and is the first series created for and released on BitTorrent (protocol), BitTorrent n ...

'', an open source web series *

P-1 (submarine) P1, P01, P-1 or P.1 may refer to: Computing, robotics, and, telecommunications * DSC-P1, a 2000 Sony Cyber-shot P series camera model * Sony Ericsson P1, a UIQ 3 smartphone * Packet One, the first company to launch WiMAX service in Southeast A ...

, a fictional patrol craft in the animated TV series ''Marine Boy''