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Telos Zephyr Xstream Two-Way Radio User Manual

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USER’S MANUAL

Section 14: SPECIFICATIONS and WARRANTY 294

• Analogsoft‐clipperpreventsA/Dconverteroverloadwithoutlossofdynamicrange.



LineBitRates(ISDN)

• 56or64kbpsperchannel,frontpanelselectable.



BitRates(V.35/X.21)

• 56,64,112(imuxed),128(imuxed),96,128,256,384kbpsfrontpanelselectable.



ReceiveOutput

• Activedifferential.

• Level:Frontpan

elselectablefor‐10or+4dBu,nominal.

• Impedance:<33(x2)

• XLRmale



AES/EBUDigitalI/O(non‐mixerversiononly)

• Sampleratessupported:32,44.1and48kHz

• Rateconversion:Inputandoutputindependentlyselectable.Canbebypassed.

• Inputclock:FromexternalsourceorTelcocloc

k.

• Outputclock:Fromtransmissionsamplerate,externalsource,orAES/EBUinput.



InverseMultiplex/Demultiplex

Internalchannelsplitting/combiningoftwonetworkchannelsforstereomodes.

• AAC:TelosZephyr™protocol.

• AAC‐LD:TelosZephyr™protocol.

• Layer‐3:FHG/TelosZephyr™(Buchta)protocol.

• Layer‐2:CCSCDQ™protocolcompatible.



OptionalV.3

5/X.21DirectDigitalInterface

• Twoports,bothV.35/X.21.Automaticallyselectedwhentheappropriatecableis

connected.



ISDNInterface

• CompatiblewithNationalISDN,AT&T5ESScustom,NorthernTelecomDMS‐100

custom,SiemensEWSD,INS64(Japan)andEURO‐ISDN(ETS‐300).Compatibilityand

approvalpendinginsomecountries;contactTe

losforcurrentstatus.



LANInterface

• 100Base‐TEthernetportusingRJ‐45connector.FullDuplexSupportsTCP/IP(HTML,

TelnetandFTP).



ISDNVoiceTelephoneMode

• TwochannelsusingG.711standard,µ‐LaworA‐Law.300–3,400Hz.DTMFsignaling

provided(CCITTstandard).



RemoteControlandAncillaryData

• RS‐2329‐pinD‐Subfemale(DCE):Asyn

chronous;8data,noparity,1/2stop,2400‐

57,600bps.

• 100Base‐TEthernetportusingRJ‐45‐styleconnectorusingTelnetorwebbrowser

(HTML).

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