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Quantel Henry
Quantel was a company based in the United Kingdom and founded in 1973 that designed and manufactured Digital data, digital production equipment for the Broadcasting, broadcast television, video production and motion picture industries. It was headquartered in Newbury, Berkshire, Newbury, Berkshire. The name Quantel came from ''Quantised Television'', in reference to the process of converting a television picture into a Digital data, digital signal. Quantel acquired Snell Limited in March 2014. Following a period of consolidation the two companies started operating under the Snell name, trading as Snell Advanced Media or SAM, from September 2015, following the staged removal of the Quantel board of directors by incoming CEO Ray Cross. Quantel was purchased by Grass Valley (company), Grass Valley, who were taken over by Cayman Island-registered Black Dragon Capital in2020who decided to close down Newbury factory in 2023, the 50th anniversary year of Quantel. Around 50 legacy Q ...
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Snell Limited
Snell Limited, branded as Snell Advanced Media or SAM, was a British company that designed and developed solutions for the media production market including applications for central operations, live production, post production, playout and media management. They were headquartered in Newbury, UK. SAM delivers agile technology across Live Production, Production, Editing & Finishing, Playout & Delivery, Infrastructure & Image Processing, all running under enterprise-wide Management & Workflow automation. Snell Limited, owned by bankers LDC, was created from the merger of Snell & Wilcox and Pro-Bel in 2009. In March 2014 Snell was acquired by another company owned by LDC, Quantel Ltd. After LDC's replacement of Snell CEO Simon Derry with Quantel CEO Ray Cross, the process of merging the companies began. LDC had previously in 2006 appointed Cross to replace Quantel CEO Richard Taylor. However within a year LDC then replaced Cross with new CEO Tim Thorsteinson. The company was rebr ...
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Picture-in-picture
Picture-in-picture (PiP) is a feature that can be found in television receivers, personal computers, and smartphones. It consists of a video stream playing within an inset window, freeing the rest of the screen for other tasks. For televisions, picture-in-picture requires two independent tuners or signal sources to supply the large and the small picture. Two-tuner PiP TVs have a second tuner built in, but a single-tuner PiP TV requires an external signal source, which may be an external tuner, videocassette recorder, DVD player, or cable box. Picture-in-picture is often used to watch one program while waiting for another to start or advertisements to finish. History Adding a picture to an existing picture was done long before affordable PiP was available on consumer products. The first PiP was seen on the televised coverage of the 1976 Summer Olympics where a Quantel digital framestore device was used to insert a close-up picture of the Olympic flame during the opening cerem ...
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Solid State Logic
Solid State Logic Ltd. (SSL) is a British company based in Begbroke, Oxfordshire, England that designs and markets audio mixing consoles, Audio signal processing, signal processors, and other audio technologies for the post-production, video production, broadcast, Sound reinforcement system, sound reinforcement and Audio mixing (recorded music), music recording industries. SSL employs over 160 people worldwide and has regional offices in Los Angeles, Milan, New York City, Paris, and Tokyo, with additional support provided by an international network of distributors. Solid State Logic is part of the Audiotonix Group. History Early history Solid State Logic was founded by Colin Sanders in 1969 as the first manufacturer of Solid-state electronics, solid-state control systems for pipe organs. Sanders coined the company's name to explain the then-modern technology of transistor and FET switching to organ builders. Sanders also owned and operated Acorn Studios, a recording studio in ...
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Carlton Communications
Carlton Communications plc was a British media company. It was led by Michael P. Green and listed on the London Stock Exchange from 1983 until 2 February 2004, when it was bought by Granada plc in a corporate takeover to form ITV plc. Carlton shareholders gained approximately 32% of ITV plc. As well as being the parent company of Carlton Television Limited it was also involved in several other media and broadcasting businesses and was a constituent of the FTSE 100 Index. History Founding In 1967 Michael Green established a printing and photo-processing company, ''Tangent Industries'', with his brother-in-law and his father-in-law (the future Lord Wolfson). In 1982, Green bought Transvideo, renaming the company ''Carlton Television Studios''. A year later the name was changed to Carlton Communications when the company went public. Soon after, the Moving Picture Company (MPC), Europe's largest video facilities provider, joined Carlton in a joint venture to acquire the UK subs ...
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Cessna Citation Family
The Cessna Citation is a family of business jets manufactured by Cessna that entered service in 1972. In the fifty years following the type's first flight in 1969, more than 7,500 Citations were delivered, forming the largest business jet fleet in the world. Deliveries reached 8,000 by 2022, while logging over 41 million flight hours. The line started with the small Citation I prototype flying on September 15, 1969, and produced until 1985, developed into the 1978-2006 Citation II/Bravo, the 1989-2011 Citation V/Ultra/Encore and the CitationJet since 1993. The standup Citation III/VI/VII was delivered from 1983 to 2000; its fuselage was reused in the Citation X/X+ delivered from 1996 to 2018, the Sovereign from 2004 to 2021 and the Excel since 1998. The Mustang was a Very Light Jet delivered from 2006 to 2017 while the flat floor fuselage Latitude has been delivered since 2015 and the larger Longitude from 2019. The aircraft are named after Citation, a champion Americ ...
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CCIR 601
ITU-R Recommendation BT.601, more commonly known by the abbreviations Rec. 601 or BT.601 (or its former name CCIR 601), is a standard originally issued in 1982 by the Comité consultatif international pour la radio, CCIR (an organization, which has since been renamed as the ITU-R, International Telecommunication Union Radiocommunication sector) for encoding Interlaced video, interlaced analog video signals in digital video form. It includes methods of encoding 525-line 60 Hertz, Hz and 625-line 50 Hz signals, both with an active region covering 720 Luma (video), luminance samples and 360 chrominance samples per line. The color encoding system is known as chroma subsampling#4:2:2, YCbCr 4:2:2. The Rec. 601 video raster format has been re-used in a number of later standards, including the ISO/IEC Moving Picture Experts Group, MPEG and ITU-T Video Coding Experts Group, H.26x compressed formats, although compressed formats for consumer applications usual ...
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D1 (Sony)
D-1 or 4:2:2 Component Digital is an SMPTE digital recording video standard, introduced in 1986 through efforts by SMPTE engineering committees. It started as a Sony and Bosch – BTS product and was the first major professional digital video format. SMPTE standardized the format within ITU-R 601 (orig. CCIR-601), also known as Rec. 601, which was derived from SMPTE 125M and EBU 3246-E standards. Format D-1 or 4:2:2 D-1 (1986) was a major feat in real time, broadcast quality digital video recording. It stores uncompressed digitized component video, encoded at Y'CbCr 4:2:2 using the CCIR 601 raster format with 8 bits, along with PCM audio tracks as well as timecode on a 3/4 inch (19 mm) videocassette tape (though not to be confused with the ubiquitous 3/4-inch U-Matic/U-Matic SP cassette). The uncompressed component video used enormous bandwidth for its time: 167 Mbit/sec (bit rate). One of the first D-1 VTRs, the Sony DVR-1000, required a separate ...
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Non-linear Editing
Non-linear editing (NLE) is a form of offline editing for audio, video, and image editing. In offline editing, the original content is not modified in the course of editing. In non-linear editing, edits are specified and modified by specialized software. A pointer-based playlist, effectively an edit decision list (EDL), for video and audio, or a directed acyclic graph for still images, is used to keep track of edits. Each time the edited audio, video, or image is rendered, played back, or accessed, it is reconstructed from the original source and the specified editing steps. Although this process is more computationally intensive than directly modifying the original content, changing the edits themselves can be almost instantaneous, and it prevents further generation loss as the audio, video, or image is edited. A non-linear editing system is a video editing (NLVE) program or application, or an audio editing (NLAE) digital audio workstation (DAW) system. These perform non ...
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Redundant Array Of Independent Disks
RAID (; redundant array of inexpensive disks or redundant array of independent disks) is a data storage virtualization technology that combines multiple physical data storage components into one or more logical units for the purposes of data redundancy, performance improvement, or both. This is in contrast to the previous concept of highly reliable mainframe disk drives known as ''single large expensive disk'' (''SLED''). Data is distributed across the drives in one of several ways, referred to as RAID levels, depending on the required level of redundancy and performance. The different schemes, or data distribution layouts, are named by the word "RAID" followed by a number, for example RAID 0 or RAID 1. Each scheme, or RAID level, provides a different balance among the key goals: reliability, availability, performance, and capacity. RAID levels greater than RAID 0 provide protection against unrecoverable sector read errors, as well as against failures of whole ...
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Non-linear Editing System
Non-linear editing (NLE) is a form of offline editing for audio, video, and image editing. In offline editing, the original content is not modified in the course of editing. In non-linear editing, edits are specified and modified by specialized software. A pointer-based playlist, effectively an edit decision list (EDL), for video and audio, or a directed acyclic graph for still images, is used to keep track of edits. Each time the edited audio, video, or image is rendered, played back, or accessed, it is reconstructed from the original source and the specified editing steps. Although this process is more computationally intensive than directly modifying the original content, changing the edits themselves can be almost instantaneous, and it prevents further generation loss as the audio, video, or image is edited. A non-linear editing system is a video editing (NLVE) program or application, or an audio editing (NLAE) digital audio workstation (DAW) system. These perform non ...
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Blue Peter
''Blue Peter'' is a British children's television entertainment programme created by John Hunter Blair. It is the longest-running children's TV show in the world, having been broadcast since October 1958. It was broadcast primarily from BBC Television Centre in London until September 2011, when the programme moved to dock10 studios at MediaCityUK in Salford, Greater Manchester. It is currently aired on the CBBC television channel on Fridays at 5 p.m. The show is also repeated on Saturday mornings on BBC Two, Sundays at 9:00 a.m. and a BSL version is shown on Tuesdays at 2:00 p.m. For decades the show was regularly broadcast live; however, in March 2025, a fully pre-recorded format was introduced. Following its original creation, the programme was developed by a BBC team led by Biddy Baxter; she became the programme editor in 1965, relinquishing the role in 1988. Throughout the show's history there have been forty-three official presenters; currently, it is ...
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