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Edition 1992-04-01

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Edition 1995-08-15

Methods of measurement for equipment used in digital microwave radio transmission systems. Measurements on satellite earth stations. Terminal equipment SCPC-PSK
Edition 1995-12-15

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 satellite earth stations. Earth stations for satellite news gathering (SNG)
Edition 1997-02-15

Methods of measurement for equipment used in digital microwave radio transmission systems. Measurements on satellite earth stations. VSAT systems
Edition 1997-02-15

Methods of measurement for equipment used in digital microwave radio transmission systems. Measurements on satellite earth stations. General
Edition 1992-04-01

Communication networks and systems for power utility automation. Basic communication structure. Compatible logical node classes and data object classes
Edition 2010-07-31

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Edition 2014-05-31