Tra cứu Tiêu chuẩn quốc tế
Tìm thấy 1214 kết quả.
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| 1121 |
ITU-R SA.1811-0 (06/2007)Reference antenna patterns of large-aperture space research service earth stations to be used for compatibility analyses involving a large number of distributed interference entries in the bands 31.8-32.3 GHz and 37.0-38.0 GHz Reference antenna patterns of large-aperture space research service earth stations to be used for compatibility analyses involving a large number of distributed interference entries in the bands 31.8-32.3 GHz and 37.0-38.0 GHz |
| 1122 |
ITU-R SF.1601-2 (02/2007)Methodologies for interference evaluation from the downlink of the fixed service using high altitude platform stations to the uplink of the fixed-satellite service using the geostationary satellites within the band 27.5-28.35 GHz Methodologies for interference evaluation from the downlink of the fixed service using high altitude platform stations to the uplink of the fixed-satellite service using the geostationary satellites within the band 27.5-28.35 GHz |
| 1123 |
ITU-R SF.1843-0 (10/2007)Methodology for determining the power level for high altitude platform stations ground terminals to facilitate sharing with space station receivers in the bands 47.2-47.5 GHz and 47.9-48.2 GHz Methodology for determining the power level for high altitude platform stations ground terminals to facilitate sharing with space station receivers in the bands 47.2-47.5 GHz and 47.9-48.2 GHz |
| 1124 |
ITU-R SM.1056-1 (04/2007)Limitation of radiation from industrial, scientific and medical (ISM) equipment Limitation of radiation from industrial, scientific and medical (ISM) equipment |
| 1125 |
ITU-R SM.1134-1 (02/2007)Intermodulation interference calculations in the land-mobile service Intermodulation interference calculations in the land-mobile service |
| 1126 |
ITU-R SM.1599-1 (02/2007)Determination of the geographical and frequency distribution of the spectrum utilization factor for frequency planning purposes Determination of the geographical and frequency distribution of the spectrum utilization factor for frequency planning purposes |
| 1127 |
ITU-R SM.1792-0 (02/2007)Measuring sideband emissions of T-DAB and DVB-T transmitters for monitoring purposes Measuring sideband emissions of T-DAB and DVB-T transmitters for monitoring purposes |
| 1128 |
ITU-R SM.1809-0 (04/2007)Standard data exchange format for frequency band registrations and measurements at monitoring stations Standard data exchange format for frequency band registrations and measurements at monitoring stations |
| 1129 |
ITU-R SM.1836-0 (12/2007)Test procedure for measuring the properties of the IF filter of radio monitoring receivers Test procedure for measuring the properties of the IF filter of radio monitoring receivers |
| 1130 |
ITU-R SM.1838-0 (12/2007)Test procedure for measuring the noise figure of radio monitoring receivers Test procedure for measuring the noise figure of radio monitoring receivers |
| 1131 |
ITU-R SM.1840-0 (12/2007)Test procedure for measuring the sensitivity of radio monitoring receivers using analogue-modulated signals Test procedure for measuring the sensitivity of radio monitoring receivers using analogue-modulated signals |
| 1132 |
ITU-R SM.377-4 (02/2007)Accuracy of frequency measurements at stations for international monitoring Accuracy of frequency measurements at stations for international monitoring |
| 1133 |
ITU-R SM.378-7 (02/2007)Field-strength measurements at monitoring stations Field-strength measurements at monitoring stations |
| 1134 |
ITU-R SM.443-4 (02/2007)Bandwidth measurement at monitoring stations Bandwidth measurement at monitoring stations |
| 1135 |
BS 2007:1975Specification for circular gear shaving cutters, 1 to 8 metric module, accuracy requirements Specification for circular gear shaving cutters, 1 to 8 metric module, accuracy requirements |
| 1136 |
EN 55012:2007/A1:2009 (CISPR 12:2007/A1:2009)Vehicles, boats and internal combustion engines - Radio disturbance characteristics - Limits and methods of measurement for the protection of off-board receiversCISPR 12:2007 Vehicles, boats and internal combustion engines - Radio disturbance characteristics - Limits and methods of measurement for the protection of off-board receiversCISPR 12:2007 |
| 1137 |
EN 55015:2006/A1:2007 (CISPR 15:2005/A1:2006)Limits and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipmentCISPR 15:2005 Limits and methods of measurement of radio disturbance characteristics of electrical lighting and similar equipmentCISPR 15:2005 |
| 1138 |
EN 60034-12:2002/A1:2007 (IEC 60034-12:2002/A1:200Rotating electrical machines - Part 12: Starting performance of single-speed three-phase cage induction motorsIEC 60034-12:2002 Rotating electrical machines - Part 12: Starting performance of single-speed three-phase cage induction motorsIEC 60034-12:2002 |
| 1139 |
EN 60034-14:2004/A1:2007 (IEC 60034-14:2003/A1:200Rotating electrical machines - Part 14: Mechanical vibration of certain machines with shaft heights 56 mm and higher - Measurement, evaluation and limits of vibration severityIEC 60034-14:2003 Rotating electrical machines - Part 14: Mechanical vibration of certain machines with shaft heights 56 mm and higher - Measurement, evaluation and limits of vibration severityIEC 60034-14:2003 |
| 1140 |
EN 60034-5:2001/A1:2007 (IEC 60034-5:2000/A1:2006)Rotating electrical machines - Part 5: Degrees of protection provided by the integral design of rotating electrical machines (IP code) - ClassificationIEC 60034-5:2000 Rotating electrical machines - Part 5: Degrees of protection provided by the integral design of rotating electrical machines (IP code) - ClassificationIEC 60034-5:2000 |
