ATA684274A - Schaltungsanordnung zur leitungsuberwachung in zentralgesteuerten fernsprechanlagen - Google Patents

Schaltungsanordnung zur leitungsuberwachung in zentralgesteuerten fernsprechanlagen

Info

Publication number
ATA684274A
ATA684274A AT684274A AT684274A ATA684274A AT A684274 A ATA684274 A AT A684274A AT 684274 A AT684274 A AT 684274A AT 684274 A AT684274 A AT 684274A AT A684274 A ATA684274 A AT A684274A
Authority
AT
Austria
Prior art keywords
circuit arrangement
line monitoring
telephone systems
centrally controlled
controlled telephone
Prior art date
Application number
AT684274A
Other languages
English (en)
Other versions
AT335521B (de
Inventor
Josef Ing Altmann
Original Assignee
Kapsch Telephon Telegraph
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kapsch Telephon Telegraph filed Critical Kapsch Telephon Telegraph
Priority to AT684274A priority Critical patent/AT335521B/de
Publication of ATA684274A publication Critical patent/ATA684274A/de
Application granted granted Critical
Publication of AT335521B publication Critical patent/AT335521B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
AT684274A 1974-08-22 1974-08-22 Schaltungsanordnung zur leitungsuberwachung in zentralgesteuerten fernsprechanlagen AT335521B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT684274A AT335521B (de) 1974-08-22 1974-08-22 Schaltungsanordnung zur leitungsuberwachung in zentralgesteuerten fernsprechanlagen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT684274A AT335521B (de) 1974-08-22 1974-08-22 Schaltungsanordnung zur leitungsuberwachung in zentralgesteuerten fernsprechanlagen

Publications (2)

Publication Number Publication Date
ATA684274A true ATA684274A (de) 1976-03-15
AT335521B AT335521B (de) 1977-03-10

Family

ID=3590318

Family Applications (1)

Application Number Title Priority Date Filing Date
AT684274A AT335521B (de) 1974-08-22 1974-08-22 Schaltungsanordnung zur leitungsuberwachung in zentralgesteuerten fernsprechanlagen

Country Status (1)

Country Link
AT (1) AT335521B (de)

Also Published As

Publication number Publication date
AT335521B (de) 1977-03-10

Similar Documents

Publication Publication Date Title
DK234975A (da) Elektronisk trafikovervagningssystem
AT351409B (de) Ueberwachungsanlage
BR7501336A (pt) Dispositivo seletivo de ligacao eletrica
SE410374B (sv) Radiotelefonianleggning
BR7502285A (pt) Sistem telefonico
SE7512588L (sv) Filterkrets
SE415064B (sv) Batteriladdningskrets
NL7505456A (nl) Elektrisch verbindingsblok.
SE7504191L (sv) Signaleringsanordning
SE397757B (sv) Troskelgrindkrets
AT341589B (de) Elektronisches fernsprechsystem mit zeitmultiplexvermittlung
SE7514036L (sv) Hogtalande telefonsystem
AR201629A1 (es) Perfeccionamientos en dispositivos de alarma
NL7501953A (nl) Elektroradiografisch stelsel.
SE414215B (sv) Elektroniskt tendsystem.
AT349067B (de) Begrenzerschaltung
ATA684274A (de) Schaltungsanordnung zur leitungsuberwachung in zentralgesteuerten fernsprechanlagen
NL7503157A (nl) Digitale bewakings- en signaleringsinrichting.
SE405181B (sv) Anordning for anbringande av kontakter pa telefonreleer
IL48202A (en) Conductivity monitoring systems
ATA25474A (de) Schaltungsanordnung
AT334403B (de) Membranfiltrationsanlage
ATA68275A (de) Uberspannungs-schutzschaltung
SE7506165L (sv) Drivsystem for elektronisk taxameter
DK229576A (da) Afluftbegrensende indretning i selvtrekssystemer

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee