Registration number (WIID)Project No.TitleStatus
52258HD 454 S1:1984Measuring methods for video tape propertiesAtcelts
52225prEN 60107-4Recommended methods of measurement on receivers for television broadcast transmissions - Part 4: Electrical measurements on multichannel sound television receivers using the two-carrier FM systemIzstrādē
52172HD 483.15 S1:1989Sound system equipment - Part 15: Preferred matching values for the interconnection of sound system componentsAtcelts
52148EN 60774-2:2000Helical-scan video tape cassette system using 12,65 mm (0,5 in) magnetic tape on type VHS - Part 2: FM audio recordingIzstrādē
52066EN 61603-8-1:2004Transmission of audio and/or video and related signals using infrared radiation - Part 8-1: Digital audio and related signalsIzstrādē
52065LVS EN 61305-3:2002Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 3. AmplifiersStandarts spēkā
52065EN 61305-3:1995Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 3: AmplifiersIzstrādē
52015EN 61120-2:1993Digital audio tape recorder reel to reel system, using 6,3 mm magnetic tape, for professional use - Part 2: Format AIzstrādē
52012LVS EN 62698:2013Multimedia home server systems - Rights information interoperability for IPTV (IEC 62698:2013)Standarts spēkā
52012EN 62698:2013Multimedia home server systems - Rights information interoperability for IPTVIzstrādē
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