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Renown
Technical information
Thf'se notes are applicable to Renown syste1ns installed in th('
and connect('d to telecomn1l1nications systems run by
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British Telf'comn1unications plc, Kingston Cornn1unications
(Hull) plc or Mercury Con11nunications Ltd.
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'Ilic Renown syste1n is suitable for use on Exchange/PBX
lines which provide facilities for either Loop Disconnect (LD)
or
1Uuch1' o ne*'
(MF) dialling. It can be used with either
Earth J;iop Recall (ELR) or Timed Break Recall (TBR).
@
111e Renown system is designed to operate with a mains
supply of 240V, :iOHz.
@
The Renov.ln systcrn is not suitable as an extension to a
payphone.
Approval for the connection of extension instruments by the
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Department of'l'rade and Industry is only granted provided
that the distance between the Renown control unit and the
ext('nsion socket does not exceed 150m if connecting a
Renown Systernphone, or 300m if connecting a standard
telephone.
® 111e control unit to Renown Systen1phone line loop
rf'sistance (speech pair only) is 25 ohms maxin1um; the
control unit to standard t('l<:phone line loop resistance
(spc:ech pair only) is 50 ohms 1naximunL
@ Only telephones approved to BSG:ll
connected to the Renown system. '111e telephone 1nust have
the Earth Loop Recall facility.
"Ille Renown is suitable for connection in subsidiary mode to
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1nost PBXs. How('ver, satisfactory perionnance cannot b('
guaranteed with every allowable con1bination of host and
subsidiary systern.
Tourh 1imc is a reg1slertrl tmdt mark of Hn/1sh frlerommuniratio11s p/r 111 /hi' CK
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Technical infhrmation
(1982) shall be
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