Tech Review 257 Measurement of display transfer characteric (gamma, γ) 30 Nov 1993

EBU Sub-group G4 (Video origination equipment) has recently completed a new EBU publication setting out recommended procedures for the measurement of the colorimetry of studio colour monitors. This EBU tutorial presents the subject in rather more detail.

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Tech Review 310 Replace your ageing sound recorder with a PDA 29 Apr 2007

Nowadays there are extensive operating systems and features available for PDAs. The use of PDA technology for newsgathering can bring down the broadcasting costs and increase the amount of material which makes it to air.

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Tech Review 305 AMSS — does your radio know what it is listening to? 31 Jan 2006

The AM Signalling System (AMSS) adds a small amount of digital information to existing analogue AM broadcasts on short-, medium- and long-wave, giving similar functionality to that provided by the Radio Data System (RDS) on the FM bands.

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Tech Review 295 Everything you wanted to know about video codecs 30 Jul 2003

This article explains some of the factors shaping the evolution of video compression technology, and offers some insights into the comparative performance of video compression systems. The article is based on a presentation given in Spring 2003 to the EBU Technical Assembly in Moscow.

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Tech Review 2009 Do you have enough "reason to change"? 29 Mar 2009

Editorial written by EBU TECHNICAL Deputy Director, David Wood.

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Tech Review 294 Taking the digital route — YLE news post production 29 Apr 2003

The Finnish public broadcaster YLE has progressively been advancing along the route to full digitalization of its news post production operations. This article describes the stages covered thus far and the problems encountered along the way.

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Tech Review 280 YLE digital sound archive 30 Aug 1999

Finnish Radio is addressing the problem of what to do with its mounting volume of sound archive material, much of it still stored on quarter-inch analogue tape. A digital archive system is planned for 2000. This article looks at the thinking which has gone into the planning of this new system.

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Tech Review 2013 Quality Control for file-based content at Yle 13 Aug 2013

This article explains the current state of video file quality control at the Finnish Broadcasting Company (Yle). In general, QC activities at Yle try to ensure that play-out automation can play back a video file, that the technical quality of the video and audio are acceptable, and that there are no issues that have not been detected by the automated QC.

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Tech Review 304 The dawn of Rec. 601 ... 25 years on 31 Oct 2005

David Wood interviews pathfinder Peter Rainger (ex-BBC and a former Chairman of the joint EBU-SMPTE Task Force) on his major contribution to the standardization of 4:2:2 digital video, aka ITU Recommendation BT.601.

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Tech Review 289 The transition years 31 Jan 2002

George T. Waters oversaw many developments during his period as Director of the EBU’s Technical Department.  Here, Dr Waters describes just some of the important technical developments in broadcasting that took place in the EBU during this period.

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Tech Review 285 Five years in the history of audio files 31 Dec 2000

The EBU-developed Broadcast Wave Format has now been around for about five years. Here, the author takes a light-hearted look at this audio file format, which is now an AES standard.

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Tech Review 264 Ten years of EBU participation in European collaborative projects 30 Aug 1995

A short description of some of European R & D programmes is given here, along with summary details of many of the projects in which Members of the EBU have played a leading or active role.

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Tech Review 287 XML — if we ignore it, will it go away? 29 Jun 2001

Kicking off this series of three article on XML technologies in broadcasting, the author offers us an introduction to the eXtensible Markup Language, which was the subject of an enthralling EBU Seminar in Geneva earlier this year.

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Tech Review 2011 Broadcasters define their positions for WRC-12 25 Nov 2011

The next ITU World Radiocommunication Conference (WRC-12) will be held from 23 January to 17 February 2012 in Geneva. The aim of the Conference is to review and, if necessary, to revise the Radio Regulations (RR) – the international treaty governing the use of the radio-frequency spectrum and the satellite orbits.

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Tech Review 277 Wrappers and Metadata 30 Nov 1998

The Wrappers and Metadata subgroup of the EBU/SMPTE Task Force set out to find a single comprehensive solution which would cover the requirements for classifying Metadata, and the requirements for wrapping programme Content into suitable containers.

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Tech Review 307 The worldwide ITU dimension to DTV standards 30 Jul 2006

This article describes the progress made in the ITU-R during the 1980s and 90s to prepare international standards for digital terrestrial television systems. In 1996 a set of Recommendations was agreed, laying the foundations for the global roll-out of DTV and HDTV.

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Tech Review 268 World Vision 2000: a proposed worldwide forum on the emerging TV 30 Aug 1996

Beginning with the observation that broadcasting is at a critical point in its development – with the adoption of digital technologies, and increasing competition in the industry – the Author states the case for the establishment of a worldwide forum on interactive multimedia television broadcasting.

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Tech Review 306 DRM — The BBC World Service distribution chain 29 Apr 2006

This article gives an insight into the DRM distribution chain used by BBC World Service, which is made up of a mixture of professional equipment and in-house developments. Playing an important role in the BBC’s overall DRM strategy is the use of open-source software, wherever possible.

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Tech Review 305 MPEG-4 HE-AAC v2 — audio coding for today's digital media world 31 Jan 2006

The MPEG-4 High Efficiency AAC v2 profile (HE-AAC v2) has proven, in several independent tests, to be the most efficient audio compression scheme available worldwide. It has recently been selected within DVB as part of its overall codec toolbox.

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Tech Review 298 The changing world of TV displays — CRTs challenged 29 Apr 2004

This article provides an overview of the progress being made by flat-panel displays in chipping away at the TV market. Plasma display technology has been developing fast but, watch out – here comes the LCD juggernaut, sweeping all before it …

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