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ČSN is a protected designation of Czech national technical standards.
Terminal Equipment (TE). Telephony for hearing impaired people. Characteristics of telephone sets that provide additional receiving amplification for the benefic of the hearing impaire
Standard published on 1.2.1997
Selected format:Terminal Equipment (TE) - Telephony for the hearing impaired - Electrical coupling of telephone sets to hearing aids
Standard published on 1.8.1997
Selected format:Integrated Services Digital Network (ISDN) - Videotelephony terminals - Interim D-channel signalling aspects
Standard published on 1.8.1997
Selected format:Terminal Equipment (TE) - Enhanced Man Machine Interface service for Videotex and Multimedia/Hypermedia retrieval services
Standard published on 1.10.1997
Selected format:Terminal Equipment (TE) - Enhanced Man Machine Interface service for Videotex and Multimedia/Hypermedia retrieval services
Standard published on 1.6.1998
Selected format:Terminal Equipment (TE) - File transfer over the Integrated Services Digital Network (ISDN) - Conformance testing specification - Part 1: Profile Implementation Conformance Statement (ICS) proforma for the EUROFILE profile (ETS 300 383)
Standard published on 1.7.1997
Selected format:Terminal Equipment (TE) - File transfer over the Integrated Services Digital Network (ISDN) - Conformance testing specification - Part 2: Profile Test Specification Summary (PTS-Summary) for the EUROFILE profile (ETS 300 383)
Standard published on 1.7.1997
Selected format:Terminal Equipment (TE) - File transfer over the Integrated Services Digital Network (ISDN) - Conformance testing specification - Part 3: Profile Specific Test Specification (PSTS) for the EUROFILE profile (ETS 300 383)
Standard published on 1.7.1997
Selected format:Terminal Equipment (TE) - Conformance testing for file transfer over Integrated Services Digital Network (ISDN) - Part 1: ETS 300 075 Protocol Implementation Conformance Statement (PICS) proforma
Standard published on 1.7.1997
Selected format:Terminal Equipment (TE) - Conformance testing for file transfer over Integrated Services Digital Network (ISDN) - Part 2: ETS 300 075 Test suite Structure and Test Purposes (TSS +TP)
Standard published on 1.7.1997
Selected format:Latest update: 2026-02-01 (Number of items: 2 258 192)
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