KitPlus | Articles

HD Camera Measurements. Getting the most out of your came...

Recap previous Parts:While the first parts covered the theory and actual measurements of white shading, setting up colorimetry, exposure, greyscale adjustments, alignment and matching of cameras using a waveform monitor, this final part is devoted to providing a better understanding of the displays used. Interpreting a waveform monitor displayA Wav...

Submitted by Dennis Lennie

Published 01 July 2009

NAB 2009 report

By general consensus, this year's NAB Spring Convention, or 'NABshow' as it styles itself, was one of the best ever. Wider aisles and a respectable rather than manic level of attendance made the event, in the words of one exhibitor, 'Business Class'. NAB was always the prototype show where you could sense the directions in which manufacturers were...

Submitted by Dennis Lennie

Published 01 July 2009

Eye to Eye File-based content distribution 2009

The rapidly divergent pattern of broadcast market development resembles the branches of a fast-growing tree. But there is one crucial aspect in which the industry is quite obviously converging: the transition from video and audio to file-based content distribution and delivery. This would have happened anyway given the increasing popularity of the...

Submitted by Dennis Lennie

Published 01 June 2009

HD Camera Measurements. Getting the most out of your came...

Recap previous Parts:The first parts covered the theory and actual measurements of white shading, setting up colorimetry and exposure as well as greyscale adjustments using a waveform monitor. The objective was to provide a thorough understanding of the functions and benefits of using a waveform monitor when addressing non-linear effects in the cam...

Submitted by Dennis Lennie

Published 01 June 2009

Eye to Eye. Whats new in test and measurement 2009

The transition from analogue to digital programme production, storage and delivery lulled some innocent folk into anticipating a world without need for test equipment. If required at all, so the thinking went, all signal analysis would be performed in software. Maybe someday. For now, the T&M sector remains alive and well. The following summary out...

Submitted by Dennis Lennie

Published 01 May 2009

HD Camera Measurements Getting the most out of your camer...

Recap Part 1:In part 1 of this knowledge series we discussed the requirements for making correct white shading measurements in terms of the equipment used. Part 2 now will focus on performing the actual measurements and making sure that we achieve optimum linearity and dynamic range. White shading measurementPower up the camera, waveform monitor an...

Submitted by Dennis Lennie

Published 01 April 2009

HD Camera Measurements and getting the most out of your c...

IntroductionImage quality all starts with the correct alignment of the camera which is used to capture the scene either on location or in the studio. The conversion of light into electrical signals involves many processes which can affect the quality of the image. Understanding these various adjustments that are necessary, using a suitable camera c...

Submitted by Dennis Lennie

Published 01 March 2009

Mobile communications Eye to Eye

Point to point communication via satellite is one of the most useful tools available to television and radio reporters in a world of fast news distribution. This short summary looks first at some of the newest SNG link kit and then at broadcast-related telecoms. Advent Communications has introduced an enhanced version of its 1.5m and 1.8m NewSwift...

Submitted by Dennis Lennie

Published 01 March 2009

Camera rigs and lighting

The biggest single story at IBC this year, apart from the usual company-eats-company rumours, was the continuing progress of stereoscopy or '3D' as it is currently undersold. A stereoscopic snapshot may well be 3D (displaying length, width and height) but a stereoscopic movie is in fact 4D as it includes a timeline. John Logie Baird set the stereos...

Submitted by Dennis Lennie

Published 01 January 2009

Getting the best out of your LCD

Getting the best out of your LCDs?Many people who use CRT picture monitors have found the introduction of LCD displays disappointing. Getting the best out of your LCD may not be as simple as it may seem. With a wide choice of vendors and models all proclaiming broadcast quality, it can be difficult to determine which product is most suitable for yo...

Submitted by Dennis Lennie

Published 01 November 2008

Flexiscope from Hamlet

A number of years ago Hamlet gave itself the impossible task of developing the worlds first HD and SD video and audio measurement and monitoring instrument that could be packed into one small handheld device. The new instrument would need to provide waveforms, vectors, audio bar graphs, measurement cursors, a range of error detection, decoding of b...

Submitted by Dennis Lennie

Published 01 September 2008