Consumer Electronics Quality Tests and Certifications

photo

In the field of photography, we review cameras, lenses, and screens. Our reviews appear in the magazine FOTO DIGITAL and on www.digital.eu, among others. We use our photography...

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audio

Our audio laboratory tests analog and digital audio interfaces, amplifiers, and acoustics. Our team of experienced audio experts not only carry out measurements, but also analyze...

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video

The AVTOP video laboratory tests televisions and projectors as well as analog and digital video sources. We also check HDMI signals for level distortions, sharpness losses, and...

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tests & measurements

Test patterns are essential for evaluating the picture quality of televisions and projectors — and for correctly adjusting important image parameters such as brightness, contrast,...

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News

test patterns

Test patterns are essential for evaluating the picture quality of televisions and projectors — and for correctly adjusting important image parameters such as brightness, contrast, and sharpness. AVtop uses test patterns from video generators made by Rohde & Schwarz, Quantum Data, and AVfoundry or uses test discs such as Joe Kane’s Blu-ray “DVE HD...

3D systems for private use: frequently asked questions

AVTOP has provided this short FAQ to help customers understand some of the technical issues surrounding passive and active 3D systems for private use. Question: Does active technology (shutter glasses) offer more resolution than passive 3D technology? Answer: Currently, yes. In passive 3D technology, a polarizing filter (a Film‐type patterned retarder) in the...

press release: 3D resolution study

FOR IMMEDIATE RELEASE A Study by AVTOP Warns Consumers of “Shocking” Resolution Losses in So-Called Full HD 3D Systems Unterschleissheim, Germany — Oct. 7, 2011 — An in-depth laboratory study of resolution differences in 3D systems has demonstrated that, in practice, the resulting 3D pictures can appear with less than 25% of Full HD resolution. The...

laboratory images

Here are some images taken in our test laboratory. Members of the press are welcome to use these in their coverage. Picture of Audio Test Lab Picture of Video Test Lab Picture of Photo Test Lab The images can be used free of charge, provided that the accompanying caption cites either AV T.O.P. Messtechnik GmbH or www.avtop.com. Please contact us if you require...

consumer electronics studies

New features and technologies in the consumer-electronics sector require detailed usability analyses in order to classify their significance and to develop a suitable communications strategy. AVTOP can handle this task for you: We get down to the nitty-gritty with new technologies and products and identify their added value in relation to competing products or...

consumer electronics seminars

AVTOP holds seminars on current topics in consumer electronics. Many such seminars are given by high-profile guest tutors with their own international certification program, such as the isf (imaging science foundation). More and more, however, the seminars focus on the effective application of measuring devices or the understanding of quality factors in the...

product reviews

Our product reviews department delivers reproducible comparative and individual testing for specialist and consumer magazines and online portals. As an experienced measurements laboratory, we know the decisive parameters and limiting values for evaluating a product’s quality. We produce test procedures tailored to clients’ needs and can offer advice on the...

editorial services

With an integrated editorial department, AVTOP offers editorial services such as production of comparative tests and service articles. We can also provide articles translated into English by a technically experienced translator. Our existing customers include numerous renowned publishers and online media companies.