33.040.01

Telecommunication systems in general

33.040.20

Transmission systems

33.040.30

Switching and signalling systems

33.040.35

Telephone networks

33.040.40

Data communication networks

33.040.50

Lines, connections and circuits

33.040.60

Powerline telecommunications

33.040.99

Other equipment for telecommunication systems
UNE 133101:2025 IN

UNE 133101:2025 IN

Active Most Recent

Study of the possible criteria for the installation of wireless access points for small areas whose power is greater than 10W e.i.r.p., located on urban furniture or in the public domain in urban environments.

€69.00

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NF EN 50065-1/A2, C90-201-1/A2 (12/1995)

NF EN 50065-1/A2, C90-201-1/A2 (12/1995)

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Transmissions de signaux sur les réseaux électriques basse tension dans la bande de fréquence de 3kHz à 148,5 kHz - Partie 1 : règles générales, bande des fréquences et perturbations électromagnétiques

€30.50

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C93-531-3 (05/1994)

C93-531-3 (05/1994)

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Composants électroniques - Câbles de la série 904 pour installation intérieure des matériels de transmission numérique à 2 Mbit/s

€77.67

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FD TBR 14, Z88-014 (02/1996)

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Télécommunications - Télécommunications d'affaires (BTC) - Liaisons louées numériques à 64 kbit/s sans restriction avec conservaton de l'intégrité des octets (D64U) - Exigences pour le raccordement de l'interface du terminal.

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IEEE C93.4:2012

IEEE C93.4:2012

Withdrawn Most Recent

IEEE Standard for Power-Line Carrier Line-Tuning Equipment (30 kHz to 500 kHz) Associated with Power Transmission Lines

€107.00

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IEEE 487.4:2013

IEEE 487.4:2013

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IEEE Standard for the Electrical Protection of Communication Facilities Serving Electric Supply Locations Through the Use of Neutralizing Transformers

€107.00

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IEEE 487.5:2013

IEEE 487.5:2013

Withdrawn Most Recent

IEEE Standard for the Electrical Protection of Communication Facilities Serving Electric Supply Locations Through the Use of Isolation Transformers

€53.00

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IEEE 1857:2013

IEEE 1857:2013

Superseded Historical

IEEE Standard for Advanced Audio and Video Coding

€186.00

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IEEE 2030.100:2017

IEEE 2030.100:2017

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IEEE Recommended Practice for Implementing an IEC 61850-Based Substation Communications, Protection, Monitoring, and Control System

€79.00

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IEEE 1857.2:2013

IEEE 1857.2:2013

Superseded Historical

IEEE Standard for Advanced Audio Coding

€310.00

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IEEE 1857.3:2013

IEEE 1857.3:2013

Superseded Historical

IEEE Standard for System of Advanced Audio and Video Coding

€185.00

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IEEE 487.3:2014

IEEE 487.3:2014

Withdrawn Most Recent

IEEE Standard for the Electrical Protection of Communication Facilities Serving Electric Supply Locations Through the Use of Hybrid Facilities

€107.00

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IEEE/ANSI C93.3:1995

IEEE/ANSI C93.3:1995

Superseded Historical

American National Standard--Requirements for Power-Line Carrier Line Traps

€53.00

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IEEE 1815.1:2015

IEEE 1815.1:2015

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IEEE Standard for Exchanging Information Between Networks Implementing IEC 61850 and IEEE Std 1815(TM) [Distributed Network Protocol (DNP3)]

€285.00

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IEEE 487.1:2014

IEEE 487.1:2014

Withdrawn Most Recent

IEEE Standard for the Electrical Protection of Communication Facilities Serving Electric Supply Locations Through the Use of On-Grid Isolation Equipment

€78.00

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