Methods of measurement for equipment used in digital microwave radio transmission systems. Measurements on terrestrial radio-relay systems. Protection switching
Edition 1996-02-15

Methods of measurement for equipment used in digital microwave radio transmission systems. Measurements on terrestrial radio-relay systems. Diversity switching and combining equipment
Edition 1995-10-15

Methods of measurement for equipment used in digital microwave radio transmission systems. Measurements on terrestrial radio-relay systems. Adaptive equalizer
Edition 1996-02-15

Methods of measurement for equipment used in digital microwave radio transmission systems. Measurements on terrestrial radio-relay systems. Service channels
Edition 1997-01-15

Methods of measurement for equipment used in digital microwave radio transmission systems. Measurements on terrestrial radio-relay systems. Cross-polarization interference canceller
Edition 1997-07-15

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Examinations and measurements - Directivity of fibre optic branching devices
Edition 2002-03-14

Live working. Protective clothing against the thermal hazards of an electric arc. Test methods. Method 2: Determination of arc protection class of material and clothing by using a constrained and directed arc (box test)
Edition 2015-01-31

Quality evaluation method for the sound field of directional loudspeaker array system
Edition 2016-06-30

Specification for headlamp optical aiming devices
Edition 1976-07-30

Traffic and travel information. General specifications for medium-range pre-information via dedicated short-range communication. Downlink
Edition 2006-06-30