Optical amplifiers - Test methods - Part 3-3: Noise figure parameters - Signal power to total ASE power ratio (IEC 61290-3-3:2013); German version EN 61290-3-3:2014
Edition 2014-11

Photogrammetry and remote sensing - Terms and definitions
Edition 2017-06

Refractory products - Dimensions - Rectangular refractory bricks
Edition 2017-03

Interface for serial measurement data communication - Part 3: Application services, messages (protocol data units) and protocols
Edition 1998-04

Calculation of load capacity of cylindrical worm gear pairs with rectangular crossing axes
Edition 2019-09

Packaging - Terminology - Terms and definitions
Edition 2014-12

Road vehicles - Automation of the wiring-harness production
Edition 2024-06

Basic financial and risk analysis for self-employed persons and small and medium-sized enterprises
Edition 2021-10

Testing of solid and liquid fuels - Determination of gross calorific value by the bomb calorimeter and calculation of net calorific value
Edition 2023-12

Process heat installations for more than one kind of energy - One boiler for solid fuel and one for oil or gas and only one chimney - Safety requirements and tests
Edition 2018-04