33.040.20: Transmission systems pathways and multiplexing

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  1. UNE-ETS 300117:1993▹

    ATTACHMENTS TO THE PUBLIC SWITCHED TELEPHONE NETWORK (PSTN). CATEGORY II ATTACHMENT REQUIREMENTS FOR 2 400 BITS PER SECOND DUPLEX MODEMS STANDARDISED FOR USE ON THE PSTN.

    standard by UNE-ETS, 07/13/1993.

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    • 👥MULTI-USER

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  2. UNE-ETS 300118:1993▹

    ATTACHMENTS TO THE PUBLIC SWITCHED TELEPHONE NETWORK (PSTN). CATEGORY II ATTACHMENT REQUIREMENTS FOR 1 200 BITS PER SECOND HALF DUPLEX AND 1 200/75 BITS PER SECOND ASYMMETRICAL DUPLEX MODEMS STANDARDISED FOR USE ON THE PSTN.

    standard by UNE-ETS, 07/13/1993.

    Languages:

    • 👥MULTI-USER

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  3. UNE-EN 301751 V1.1.1:2004▹

    Fixed Radio Systems; Point-to-Point equipments and antennas; Generic harmonized standard for Point-to-Point digital fixed radio systems and antennas covering the essential requirements under article 3.2 of the 1999/5/EC Directive.

    standard by UNE-EN, 09/30/2004.

    Languages:

    • 👥MULTI-USER

  4. UNE-EN 50136-1-3:1998▹

    ALARM SYSTEMS. ALARM TRANSMISSION SYSTEMS AND EQUIPMENT. PART 1-3: REQUIREMENTS FOR SYSTEMS WITH DIGITAL COMMUNICATORS USING THE PUBLIC SWITCHED TELEPHONE NETWORK.

    standard by UNE-EN, 11/13/1998.

    Languages:

    • 👥MULTI-USER

  5. UNE-EN 50136-1-4:1998▹

    ALARM SYSTEMS. ALARM TRANSMISSION SYSTEMS AND EQUIPMENT. PART 1-4: REQUIREMENTS FOR SYSTEMS WITH VOICE COMMUNICATORS USING THE PUBLIC SWITCHED TELEPHONE NETWORK.

    standard by UNE-EN, 11/13/1998.

    Languages:

    • 👥MULTI-USER

  6. UNE-EN 50136-2-3:1998▹

    ALARM SYSTEMS. ALARM TRANSMISSION SYSTEMS AND EQUIPMENT. PART 2-3: REQUIREMENTS FOR EQUIPMENT USED IN SYSTEMS WITH DIGITAL COMMUNICATORS USING THE PUBLIC SWITCHED TELEPHONE NETWORK.

    standard by UNE-EN, 12/04/1998.

    Languages:

    • 👥MULTI-USER

  7. UNE-EN 50136-2-4:1998▹

    ALARM SYSTEMS. ALARM TRANSMISSION SYSTEMS AND EQUIPMENT. PART 2-4: REQUIREMENTS FOR EQUIPMENT USED IN SYSTEMS WITH VOICE COMMUNICATORS USING THE PUBLIC SWITCHED TELEPHONE NETWORK.

    standard by UNE-EN, 12/04/1998.

    Languages:

    • 👥MULTI-USER

  8. UNE-EN 60495:1996▹

    SINGLE SIDEBAND POWER-LINE CARRIER TERMINALS.

    standard by UNE-EN, 12/17/1996.

    Languages:

    • 👥MULTI-USER

  9. UNE-EN 60617-10:1997▹

    GRAPHICAL SYMBOLS FOR DIAGRAMS. PART 10: TELECOMMUNICATIONS: TRANSMISSION.

    standard by UNE-EN, 06/20/1997.

    Languages:

    • 👥MULTI-USER