science and technology

Test Chart No. 5: Continuous tone facsimile test chart CT01 (ITU-T Recommendation T.22)

Test Chart No. 5: Continuous tone facsimile test chart CT01 (ITU-T Recommendation T.22)
279 × 216 mm gray scale chart containing several strips and patches of various gray scale levels, and two photographs.




science and technology

[ K.50 (2018) Corrigendum 2 (07/21) ] -




science and technology

[ K.Sup22 (05/21) ] - ITU-T K.45 - Rationale for setting resistibility requirements of telecommunication equipment installed in the access and trunk networks against lightning

ITU-T K.45 - Rationale for setting resistibility requirements of telecommunication equipment installed in the access and trunk networks against lightning




science and technology

[ K.Sup21 (05/21) ] - ITU-T K.21 - Rationale for setting resistibility requirements of telecommunication equipment installed in customer premises against lightning

ITU-T K.21 - Rationale for setting resistibility requirements of telecommunication equipment installed in customer premises against lightning




science and technology

[ K.Sup25 (05/21) ] - ITU-T K.117 - Long reach single twisted-pair Ethernet resistibility testing

ITU-T K.117 - Long reach single twisted-pair Ethernet resistibility testing




science and technology

[ K.Sup1 (05/21) ] - ITU-T K.91 - Guide on electromagnetic fields and health

ITU-T K.91 - Guide on electromagnetic fields and health




science and technology

[ K.Sup24 (05/21) ] - ITU-T K.20 - Rationale for setting resistibility requirements of telecommunication equipment installed in a telecommunication centre against lightning

ITU-T K.20 - Rationale for setting resistibility requirements of telecommunication equipment installed in a telecommunication centre against lightning




science and technology

[ K.Sup13 (12/21) ] - Radiofrequency electromagnetic field (RF-EMF) exposure levels from mobile and portable devices during different conditions of use

Radiofrequency electromagnetic field (RF-EMF) exposure levels from mobile and portable devices during different conditions of use




science and technology

[ K.124 (01/22) ] - Overview of particle radiation effects on telecommunication systems

Overview of particle radiation effects on telecommunication systems




science and technology

[ K.130 (01/22) ] - Neutron irradiation test methods for telecommunication equipment

Neutron irradiation test methods for telecommunication equipment




science and technology

[ K.Sup20 (12/21) ] - ITU-T K.91 - Supplement on radiofrequency exposure evaluation around underground base stations

ITU-T K.91 - Supplement on radiofrequency exposure evaluation around underground base stations




science and technology

[ K.70 (2020) Amendment 1 (12/21) ] - Appendix I - Software "EMF-estimator" v8.0.32 and v8.64<br/>

Appendix I - Software "EMF-estimator" v8.0.32 and v8.64




science and technology

[ K.151 (01/22) ] - Electrical safety and lightning protection of medium voltage input and up to ±400 VDC output power system in ICT data centres and telecommunication centres

Electrical safety and lightning protection of medium voltage input and up to ±400 VDC output power system in ICT data centres and telecommunication centres




science and technology

[ K.139 (01/22) ] - Reliability requirements for telecommunication systems affected by particle radiation

Reliability requirements for telecommunication systems affected by particle radiation




science and technology

[ K.138 (01/22) ] - Quality estimation methods and application guidelines for mitigation measures based on particle radiation tests

Quality estimation methods and application guidelines for mitigation measures based on particle radiation tests




science and technology

[ K.137 (01/22) ] - Electromagnetic compatibility requirements and measurement methods for wireline telecommunication network equipment

Electromagnetic compatibility requirements and measurement methods for wireline telecommunication network equipment




science and technology

[ K.131 (01/22) ] - Design methodologies for telecommunication systems applying soft error measures

Design methodologies for telecommunication systems applying soft error measures




science and technology

[ K.147 (01/22) ] - Protection of networked information technology equipment

Protection of networked information technology equipment




science and technology

[ K.91 (01/22) ] - Guidance for assessment, evaluation and monitoring of human exposure to radio frequency electromagnetic fields

Guidance for assessment, evaluation and monitoring of human exposure to radio frequency electromagnetic fields




science and technology

[ K.83 (01/22) ] - Monitoring of electromagnetic field levels

Monitoring of electromagnetic field levels




science and technology

[ K.Sup24 (07/22) ] - ITU-T K.20 - Rationale for setting resistibility requirements of telecommunication equipment installed in a telecommunication centre against lightning

ITU-T K.20 - Rationale for setting resistibility requirements of telecommunication equipment installed in a telecommunication centre against lightning




science and technology

[ K.Sup16 (07/22) ] - Electromagnetic field compliance assessments for 5G wireless networks

Electromagnetic field compliance assessments for 5G wireless networks




science and technology

[ K.Sup28 (07/22) ] - Electric shock and related terms and definitions

Electric shock and related terms and definitions




science and technology

[ K.Sup27 (07/22) ] - The 100 kHz ring wave generator

The 100 kHz ring wave generator




science and technology

[ K.152 (08/22) ] - Electromagnetic compatibility requirements for power equipment in telecommunication facilities

Electromagnetic compatibility requirements for power equipment in telecommunication facilities




science and technology

[ K.Sup29 (07/22) ] - Electromagnetic field strength inside and outside of electric vehicles using wireless power transfer technology

Electromagnetic field strength inside and outside of electric vehicles using wireless power transfer technology




science and technology

[ K.76 (08/22) ] - Electromagnetic compatibility requirements for DC power ports of telecommunication network equipment in frequencies below 150 kHz

Electromagnetic compatibility requirements for DC power ports of telecommunication network equipment in frequencies below 150 kHz




science and technology

[ K.21 (08/22) ] - Resistibility of telecommunication equipment installed in customer premises to overvoltages and overcurrents

Resistibility of telecommunication equipment installed in customer premises to overvoltages and overcurrents




science and technology

[ K.87 (08/22) ] - Guide for the application of electromagnetic security requirements - Overview

Guide for the application of electromagnetic security requirements - Overview




science and technology

[ K.114 (08/22) ] - Electromagnetic compatibility requirements and measurement methods for digital cellular mobile communication base station equipment

Electromagnetic compatibility requirements and measurement methods for digital cellular mobile communication base station equipment




science and technology

[ K.123 (2022) Corrigendum 1 (10/22) ] -




science and technology

[ K.Sup16 (10/22) ] - Electromagnetic field compliance assessments for 5G wireless networks

Electromagnetic field compliance assessments for 5G wireless networks




science and technology

[ K.123 (08/22) ] - Electromagnetic compatibility requirements for electrical equipment in telecommunication facilities

Electromagnetic compatibility requirements for electrical equipment in telecommunication facilities




science and technology

[ K.Sup32 (10/22) ] - Case studies of radio frequency- electromagnetic field (RF-EMF) assessment

Case studies of radio frequency- electromagnetic field (RF-EMF) assessment




science and technology

[ K.136 (11/22) ] - Electromagnetic compatibility requirements for radio telecommunication equipment

Electromagnetic compatibility requirements for radio telecommunication equipment




science and technology

[ K.Sup31 (10/22) ] - ITU-T K.118 - Requirements for lightning protection of fibre to the distribution point equipment - Modelling earth potential rise

ITU-T K.118 - Requirements for lightning protection of fibre to the distribution point equipment - Modelling earth potential rise




science and technology

[ K.Sup30 (10/22) ] - ITU-T K.118 - Requirements for lightning protection of fibre to the distribution point equipment - Overview

ITU-T K.118 - Requirements for lightning protection of fibre to the distribution point equipment - Overview




science and technology

[ K.80 (11/22) ] - EMC requirements for telecommunication network equipment in the frequency range 1 GHz-40 GHz

EMC requirements for telecommunication network equipment in the frequency range 1 GHz-40 GHz




science and technology

[ K.45 (11/22) ] - Resistibility of telecommunication equipment installed in the access and trunk networks to overvoltages and overcurrents

Resistibility of telecommunication equipment installed in the access and trunk networks to overvoltages and overcurrents




science and technology

[ K.20 (11/22) ] - Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents

Resistibility of telecommunication equipment installed in a telecommunication centre to overvoltages and overcurrents




science and technology

[ K.60 (07/23) ] - Emission levels and test methods for wireline telecommunication networks to minimize electromagnetic disturbance of radio services

Emission levels and test methods for wireline telecommunication networks to minimize electromagnetic disturbance of radio services




science and technology

[ K.143 (07/23) ] - Guidance on safety relating to the use of surge protective devices and surge protective components in telecommunication terminal equipment

Guidance on safety relating to the use of surge protective devices and surge protective components in telecommunication terminal equipment




science and technology

[ K.93 (07/23) ] - Immunity of home network devices to electromagnetic disturbances

Immunity of home network devices to electromagnetic disturbances




science and technology

[ K.Sup32 (06/23) ] - Case studies of radio frequency- electromagnetic field (RF-EMF) assessment

Case studies of radio frequency- electromagnetic field (RF-EMF) assessment




science and technology

[ K.153 (09/23) ] - Guidance on determining the compliance boundaries (exclusion zones) of radio transmitter installations

Guidance on determining the compliance boundaries (exclusion zones) of radio transmitter installations




science and technology

[ K.147 (07/23) ] - Protection of digital ports connected to balanced pairs of conductors

Protection of digital ports connected to balanced pairs of conductors




science and technology

[ K.91 (01/24) ] - Guidance for assessment, evaluation and monitoring of human exposure to radio frequency electromagnetic fields

Guidance for assessment, evaluation and monitoring of human exposure to radio frequency electromagnetic fields




science and technology

[ K.83 (01/24) ] - Monitoring of electromagnetic field levels

Monitoring of electromagnetic field levels




science and technology

[ K.37 (01/24) ] - Low and high frequency EMC mitigation techniques for telecommunication installations and systems - Basic EMC Recommendation

Low and high frequency EMC mitigation techniques for telecommunication installations and systems - Basic EMC Recommendation




science and technology

[ K.154 (01/24) ] - Operating telecommunication facilities using lightning strikes data obtained from lightning location systems

Operating telecommunication facilities using lightning strikes data obtained from lightning location systems