Standard Guide for Collection of Water Temperature, Dissolved-Oxygen Concentrations, Specific Electrical Conductance, and pH Data from Open Channels
Edition 2002

European digital cellular telecommunications system (Phase 2) - Base Station Controller - Base Transceiver Station (BSC-BTS) interface - Layer 2 specification; English version ETS 300595:1994
Edition 1995-02

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol, Circuit mode basic services, Data Link Layer (DLL) - Part 2: Abstract Test Suite (ATS) specification; English version ETS 300804-2:1998
Edition 1998-12

Network Aspects (NA); Metropolitan Area Network (MAN); physical layer convergence procedure for 155,520 Mbit/s; English version ETS 300216:1992
Edition 1993-07

Network Aspects (NA) - Metropolitan Area Network (MAN) - Physical Layer Convergence Procedure (PLCP) for 622,080 Mbit/s; CCITT Recommendations G.707, G.708 and G.709; SDH based systems; English version ETS 300276:1994
Edition 1994-10

Home and Building Electronic Systems (HBES) - Part 5-2: Media and media dependent layers - Network based on HBES Class 1, Twisted Pair; English version EN 50090-5-2:2020
Edition 2021-02

Network Aspects (NA); Metropolitan Area Network (MAN); physical layer convergence procedure for 2,048 Mbit/s; English version ETS 300213:1992
Edition 1993-07

Network Aspects (NA); Metropolitan Area Network (MAN); physical layer convergence procedure for 34,368 Mbit/s; English version ETS 300214:1992
Edition 1993-07

Network Aspects (NA); Metropolitan Area Network (MAN); physical layer convergence procedure for 139,264 Mbit/s; English version ETS 300215:1992
Edition 1993-07

European digital cellular telecommunications system (Phase 2) - Mobile Station - Base Station System (MS-BSS) interface - Data Link (DL) layer specification; English version ETS 300555:1994
Edition 1995-01