33.050.10: Telephone equipment
Search Results
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DIN V I-ETS 300380 [ Withdrawn ]
Universal Personal Telecommunication (UPT) - Access devices - Dual Tone Multi Frequency (DTMF) sender for acoustical coupling to the microphone of a handset telephone; English version I-ETS 300380:1995
standard by DIN-adopted ETSI Standard as Preliminary Standard, 10/01/1995.
Languages: English
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DIN ETS 300381
Telephony for hearing impaired people - Inductive coupling of telephone earphones to hearing aids; English version ETS 300381:1994
standard by DIN-adopted ETSI Standard, 09/01/1995.
Languages: English
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DIN ETS 300488
Terminal Equipment (TE) - Telephony for hearing impaired people - Characteristics of telephone sets that provide additional receiving amplification for the benefit of the hearing impaired; English version ETS 300488:1996
standard by DIN-adopted ETSI Standard, 08/01/1996.
Languages: English
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DIN ETS 300640
Human Factors (HF) - Assignment of alphabetic letters to digits on standard telephone keypad arrays; English version ETS 300640:1996
standard by DIN-adopted ETSI Standard, 04/01/1997.
Languages: English
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DIN ETS 300679
Terminal Equipment (TE) - Telephony for the hearing impaired - Electrical coupling of telephone sets to hearing aids; English version ETS 300679:1996
standard by DIN-adopted ETSI Standard, 11/01/1997.
Languages: English
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DIN EN 301437
Terminal Equipment (TE) - Attachment requirements for pan-European approval for connection to the analogue Public Switched Telephone Networks (PSTNs) of TE supporting the voice telephony service in wich network addressing, if provided, is by means of Dual Tone Multi Frequency (DTMF) signalling (Endorsement of the English version EN 301437 V 1.1.1 (1999-06) as German standard)
standard by DIN-adopted European Standard, 10/01/2000.
Languages: German
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DIN 45578-1
Magnet systems for moving coil loudspeakers; definitions, dimensions, methods of measurement
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 02/01/1987.
Languages: German
