Optical fibres - Part 1-61: Measurement methods and test procedures - Polarization crosstalk (Endorsed by Asociación Española de Normalización in December of 2018.)
Edition 2018-12-01

Optical fibre cables - Part 2: Indoor cables - Sectional specification (Endorsed by Asociación Española de Normalización in December of 2017.)
Edition 2017-12-01

HELICAL-SCAN VIDEO TAPE CASSETTE SYSTEM USING 8 MM MAGNETIC TAPE-8MM VIDEO. PART 1: GENERAL SPECIFICATIONS. (Endorsed by AENOR in December of 1995.)
Edition 1995-12-01

HELICAL-SCAN VIDEO TAPE CASSETTE SYSTEM USING 8 MM MAGNETIC TAPE 8 MM VIDEO. PART 2: PCM MILTI-TRACK AUDIO SYSTEM. (Endorsed by AENOR in December of 1995.)
Edition 1995-12-01

HELICAL-SCAN VIDEO TAPE CASSETTE SYSTEM USING 8 MM MAGNETIC TAPE-8MM VIDE. PART 3: HIGH-BAND SPECIFICATIONS FOR HI 8. (Endorsed by AENOR in December of 1995.)
Edition 1995-12-01

OUTLINE DIMENSIONS OF TRANSFORMERS AND INDUCTORS FOR USE IN TELECOMUNICATION AND ELECTRONIC EQUIPMENT. PART 4: TRANSFORMERS AND INDUCTORS USING YUI-2 LAMINATIONS (Endorsed by AENOR in December of 1997.)
Edition 1997-12-01

TELECONTROL EQUIPMENT AND SYSTEMS. PART 5: TRANSMISSION PROTOCOLS. SECTION 102: COMPANION STANDARD FOR THE TRANSMISSION OF INTEGRATED TOTALS IN ELECTRIC POWER SYSTEMS. (Endorsed by AENOR in December of 1997.)
Edition 1997-12-01

TELECONTROL EQUIPMENT AND SYSTEMS. PART 6: TELECONTROL PROTOCOLS COMPATIBLE WITH ISO AND ITU-T RECOMMENDATIONS. SECTION 501: TASE.1:SERVICE DEFINITIONS (Endorsed by AENOR in December of 1997.)
Edition 1997-12-01

TELECONTROL EQUIPMENT AND SYSTEMS. PART 6: TELECONTROL PROTOCOLS COMPATIBLE WITH ISO AND ITU-T RECOMMENDATIONS. SECTION 502: TASE.1:PROTOCOL DEFINITIONS. (Endorsed by AENOR in December of 1997.)
Edition 1997-12-01

MODULAR ORDER FOR THE DEVELOPMENT OF MECHANICAL STRUCTURES FOR ELECTRONIC EQUIPMENT PRACTICES. PART 2: SECTIONAL SPECIFICATION. INTERFACE COORDINATION DIMENSIONS FOR THE 25 MM EQUIPMENT PRACTICE. (Endorsed by AENOR in December of 1995.)
Edition 1995-12-01