Rechercher

Specifies the content, format and recording method of the data blocks forming the helical records on the tape containing audio, video, and system data. It describes the specifications for the 525-line system with a frame frequency of 29,97 Hz and 625-line system with a frame frequency of 25,00 Hz. One video channel and two independent audio channels are recorded in the digital format.

Gives guidance for the interpretation of dissolved gas analysis (DGA) which has been developed for bushings, in service, where the main insulation (generally paper) is impregnated with mineral insulating oil according to IEC 60296. Is applicable to oil-filled and impregnated paper bushings in service. The contents of the corrigendum of January 2003 have been included in this copy.

1 PURPOSE This standard specifies a method for the determination of the foreign matter content of compost by sieve analysis. 2. SCOPe This standard applies to compost from different sources used as organic soil conditioners.

Specifies the content, format and recording method of the data blocks forming the helical records on the tape. Describes the common specifications for cassettes, modulation method, magnetization and basic system data, for helical-scan digital video cassette recording system using 6,35 mm (1/4 inch) magnetic tape. Defines the electrical and mechanical characteristics of equipment which will…

This International Standard specifies a rapid method for the determination of the oil and water contents of commercial oilseeds using pulsed nuclear magnetic resonance (NMR). It is applicable to rapeseeds, soya beans, linseeds and sunflower seeds with a water content less than 10 %. For seeds with higher water contents, drying is necessary before the oil content can be determined by pulsed NMR.…