DIN EN 300453-2002 Access and Terminals (AT) - Ordinary and special quality voice bandwidth 4-wire analogue leased lines (A4O and A4S) - Terminal equipment interface (Endorsement o).pdf

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1、DEUTSCHE NORMEN300453 DIN Deutsches Institut fr Normung e.V. Jede Art der Vervielfltigung, auch auszugsweise,nur mit Genehmigung des DIN Deutsches Institut fr Normung e.V., Berlin, gestattet.Alleinverkauf der Normen durch Beuth Verlag GmbH, 10772 BerlinICS 33.040.50Access and Terminals (AT) Ordinary

2、 and Special quality voicebandwith 4-wire analogue leased lines (A4O und A4S) Terminalequipment interface(Endorsement of the English version EN300453 V1.2.1 (2001-07) asGerman standard)Die Europische Norm (Telekommunikationsserie) EN300453 V1.2.1 (2001-07)hat den Status einer Deutschen Norm. Eine en

3、tsprechende Anerkennungsnotizwurde im DIN-Anzeiger fr technische Regeln 1/2002 DIN-Mitteilungen 81.2002verffentlicht.Nationaler HinweisAuf der Grundlage der am 30.April1998 vom Lenkungsausschuss der DKEDeutsche KommissionElektrotechnik Elektronik Informationstechnik im DIN und VDE gefassten Beschlss

4、e zur bernahme vonNormen des ETSI in das Deutsche Normenwerk durch Verffentlichung eines DIN-Titelblattes wird auf denAbdruck des englischsprachigen Inhalts der Norm verzichtet.Der Originaltext kann jedoch in englischer Sprache bezogen werden beiBeuth Verlag GmbHBurggrafenstr. 610787 BerlinTelefax:

5、(030) 2601-1260Fachlich zustndig in Deutschland ist das nationale Arbeitsgremium UK722.2 Netztechnik“ derDKEDeutsche Kommission Elektrotechnik Elektronik Informationstechnik im DIN und VDE.Zum Zeitpunkt der Verffentlichung dieser Norm war die angegebene Ausgabe der ETSI-Norm gltig.Alle normativen Do

6、kumente unterliegen der berarbeitung. Sofern ETSI eine genderte Neuausgabeherausgibt, wird dies durch eine entsprechende Anerkennungsnotiz und eine Neuausgabe diesesTitelblattes bekannt gegeben.nderungenGegenber DINETS300453:1996-10 wurden folgende nderungen vorgenommen: EN300453 V1.2.1 (2001-07) be

7、rnommen.Frhere AusgabenDINETS300453:1996-10Entwurf Januar2002DKEDeutsche Kommission Elektrotechnik Elektronik Informationstechnik im DIN und VDEZugang und Endgerte (AT)Analoge Standard-Mietleitung und Mietleitung mit besonderer Qualittmit 4Dr-Schnittstelle und 3,1kHz Bandbreite (A4O und A4S)Endgerteschnittstelle(Anerkennung der Englischen Fassung EN300453 V1.2.1 (2001-07) als Deutsche Norm)Ref.Nr.DINEN300453:2002-01Preisgr.01Vertr.-Nr.1701Ersatz frDINETS300453:1996-10

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