ITU-T R.4
Methods for the separate measurements of the degrees of various types of telegraph distortion
现行
发布日期 :
2025-11-01
实施日期 :
ITU-T Y.1543
Measurements in IP networks for inter-domain performance assessment
现行
发布日期 :
2013-11-01
实施日期 :
DIN 1319-3
Basic concepts in metrology - Evaluating measurements of a single measurand and expression of uncertainty
现行
发布日期 :
2001-05-01
实施日期 :
ITU-R SM.1708
Field-strength measurements along a route with geographical coordinate registrations
现行
发布日期 :
2028-04-01
实施日期 :
ITU-T M.830
Routine measurements to be made on international voice-frequency telegraph links
现行
发布日期 :
2025-11-01
实施日期 :
ITU-T R.5
Observation conditions recommended for routine distortion measurements on international telegraph circuits
现行
发布日期 :
2012-03-01
实施日期 :
ITU-T R.72
Periodicity of maintenance measurements to be carried out on the channels of international VFT systems
现行
发布日期 :
2025-11-01
实施日期 :
DIN EN 15483
Ambient air quality - Atmospheric measurements near ground with FTIR spectroscopy
现行
发布日期 :
2001-02-01
实施日期 :
DIN EN ISO 9886
Ergonomics - Evaluation of thermal strain by physiological measurements (ISO 9886:2004)
现行
发布日期 :
2001-05-01
实施日期 :
ITU-T J.143
User requirements for objective perceptual video quality measurements in digital cable television
现行
发布日期 :
2018-05-01
实施日期 :
ITU-T P.561
In-service non-intrusive measurement device - Voice service measurements
现行
发布日期 :
2014-07-01
实施日期 :
DIN EN 15456
Heating boilers - Electrical power consumption for heat generators - System boundaries - Measurements
现行
发布日期 :
2001-06-01
实施日期 :
ITU-R SM.1809
Standard data exchange format for frequency band registrations and measurements at monitoring stations
现行
发布日期 :
2023-04-01
实施日期 :
ITU-T E.460
Measurements and metrics for monitoring the performance of V.34 Group 3 facsimile
现行
发布日期 :
2017-03-01
实施日期 :