Methods of measurement for radio equipment used in satellite earth stations - Part 2: Measurements for sub-systems; section 5: Frequency modulators (IEC 60510-2-5:1992); German version EN 60510-2-5:1994
Edition 1994-09

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 2: Measurements on terrestrial radio-relay-systems; section 4: Transmitter/receiver including modulator/demodulator (IEC 60835-2-4:1993); German version EN 60835-2-4:1995
Edition 1995-06

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 2: Measurements on terrestrial radio-relay-systems; section 4: Transmitter/receiver including modulator/demodulator; Amendment A1 (IEC 60835-2-4:1993/A1:1997); German version EN 60835-2-4:1995/A1:1997
Edition 1998-07

Fibre optic active components and devices - Performance standards - Part 3: Modulator-integrated laser diode transmitters for 40-Gbit/s fibre optic transmission systems (IEC 86C/1799/CD:2022); Text in German and English
Edition 2023-06

Fibre optic active components and devices - Performance standards - Part 3: Modulator-integrated laser diode transmitters for 40-Gbit/s fibre optic transmission systems (IEC 62149-3:2020 + COR1:2021); German version EN IEC 62149-3:2020 + AC:2021
Edition 2021-08

Methods of measurement for equipment used in terrestrial radio-relay systems; measurements for sub-systems; frequency modulators; identical with IEC 60487-2-4, edition 1984
Edition 1988-08

Methods of measurement for equipment used in terrestrial radio-relay systems; measurements for sub-systems; frequency demodulators; identical with IEC 60487-2-5:1984
Edition 1989-08

Measurement Method of a Half-Wavelength Voltage for Mach-Zehnder Optical Modulator in Wireless Communication and Broadcasting Systems (IEC 103/120/CDV)
Edition 2013-10-15

Methods of measurement for radio equipment used in satellite earth stations - Part 2: Measurements for sub-systems - Section five: Frequency modulators
Edition 1996-06-20

Methods of measurement for equipment used in digital microwave radio transmission systems - Part 2: Measurements on terrestrial radio-relay systems - Section 4: ......(abbreviated)
Edition 1996-06-20