Registration number (WIID)Project No.TitleStatus
53346EN 60094-2:1993Magnetic tape sound recording and reproducing systems - Part 2: Calibration tapesAtcelts
53329HD 483.2 S1:1989Sound system equipment - Part 2: Explanation of general terms and calculation methodsAtcelts
53320EN 61937-3:2003Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 - Part 3: Non-linear PCM bitstreams according to the AC-3 formatAtcelts
53318HD 460 S1:1985Audio-frequency calibration tape for transverse track-recordersAtcelts
53317EN 60094-7:1993/A1:1996Magnetic tape sound recording and reproducing systems - Part 7: Cassette for commercial tape records and domestic useIzstrādē
53314HD 337 S2:1978Processed disk records and reproducing equipment - First supplement: Methods of measuring the characteristics of disk record playing unitsAtcelts
53268EN 62298-3:2005Teleweb application - Part 3: Superteletext profileIzstrādē
53268LVS EN 62298-3:2005TeleWeb application - Part 3: Superteletext profileStandarts spēkā
53258HD 573 S1:1990/A1:1995Type C helical video tape recordersAtcelts
53074EN 60958-1:2008Digital audio interface - Part 1: GeneralAtcelts
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