SP1 and variants may refer to:
*
Bowlus SP-1 Paper Wing, glider
*
SP-1 switch
SP-1 (Stored Program 1) was the name of a computerized telephone exchange (a so-called switching office) manufactured by Northern Electric (later Northern Telecom and now Nortel Networks beginning in 1972) in Canada. It was introduced in 1971 (as s ...
, a late 1960s telecommunications switch by Northern Electric
*
Sp1 transcription factor
Transcription factor Sp1, also known as specificity protein 1* is a protein that in humans is encoded by the SP1 gene.
Function
The protein encoded by this gene is a zinc finger transcription factor that binds to GC-rich motifs of many promot ...
, a human protein
*
Dallara SP1
The Dallara SP1, also known as the Chrysler LMP, was a Le Mans Prototype built by Italian firm Dallara. Initially used as part of Chrysler Corporation's attempt to win the 24 Hours of Le Mans, the cars were later sold to customers for use series s ...
, a race car
*
Savoia-Pomilio SP.1, a reconnaissance and bomber aircraft built in Italy during the First World War
*
USS Arawan II (SP-1)
USS ''Arawan II'' (SP-1) was a motor yacht that served in the United States Navy as a patrol vessel from 1917 to 1918.
''Arawan II'' was constructed as a private motor yacht of the same name in 1912 at Essington, Pennsylvania, by J. S. Shepard. ...
, a motor yacht that served in the United States Navy as a patrol vessel from 1917 to 1918
*
Vektor SP1/SP2, a pistol
* SP-01, a variant of the
CZ 75
The CZ 75 is a semi-automatic pistol made by Czech firearm manufacturer ČZUB. First introduced in 1975, it is one of the original " wonder nines" and features a staggered-column magazine, all-steel construction, and a hammer forged barrel. I ...
pistol
*
Shapley 1
Shapley 1 (''Sp 1'' or ''PLN 329+2.1'') is an annular planetary nebula in the constellation of Norma with a magnitude of +12.6. As viewed from Earth, it is peculiar in that it seems to be a non- bipolar, torus-shaped planetary nebula. However, ...
, an annular planetary nebula in the constellation of Norma
*
Service pack 1
In computing, a service pack comprises a collection of updates, fixes, or enhancements to a software program delivered in the form of a single installable package. Companies often release a service pack when the number of individual patches to a ...
, a collection of computer program patches and alterations
*
Surface Pro, a laplet by Microsoft
*
''Skulduggery Pleasant'' (novel), a young adult fiction novel by Derek Landy
* a model of steam toy made by British manufacturer
Mamod
Mamod is a British toy manufacturer that specializes in manufacturing live steam models. The company was founded in Birmingham by Geoffrey Malins in 1937. The name is a portmanteau of Malins Models. The first models produced were of stationary ...
* a sink in the
Sima Pumacocha
Sima Pumacocha (possibly from Spanish ''sima'' deep and dark cavern/abyss, Quechua ''puma'' cougar, puma, ''qucha'' lake) is a limestone cave located in the Lima Region, Yauyos Province, Laraos District, in central Peru near the village of Laraos ...
, a cave in Peru
*''
SP1'', the midday news program broadcast on Rede Globo in São Paulo
{{Letter-Number Combination Disambiguation
