ATA163575A - Schaltungsanordnung zur ueberwachung des strom- flusses in einem leiter, insbesondere zur schleifenueberwachung in nachrichtentechnischen anlagen - Google Patents

Schaltungsanordnung zur ueberwachung des strom- flusses in einem leiter, insbesondere zur schleifenueberwachung in nachrichtentechnischen anlagen

Info

Publication number
ATA163575A
ATA163575A AT163575A AT163575A ATA163575A AT A163575 A ATA163575 A AT A163575A AT 163575 A AT163575 A AT 163575A AT 163575 A AT163575 A AT 163575A AT A163575 A ATA163575 A AT A163575A
Authority
AT
Austria
Prior art keywords
monitoring
conductor
current
flow
communication systems
Prior art date
Application number
AT163575A
Other languages
English (en)
Other versions
AT360591B (de
Inventor
Ludwig Ing Huber
Heinrich Ing Kachelmaier
Original Assignee
Itt Austria
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 Itt Austria filed Critical Itt Austria
Priority to AT163575A priority Critical patent/AT360591B/de
Publication of ATA163575A publication Critical patent/ATA163575A/de
Application granted granted Critical
Publication of AT360591B publication Critical patent/AT360591B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2272—Subscriber line supervision circuits, e.g. call detection circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
AT163575A 1975-03-03 1975-03-03 Schaltungsanordnung zur ueberwachung des stromflusses in einem leiter, insbesondere zur schleifenueberwachung in nachrichten- technischen anlagen AT360591B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT163575A AT360591B (de) 1975-03-03 1975-03-03 Schaltungsanordnung zur ueberwachung des stromflusses in einem leiter, insbesondere zur schleifenueberwachung in nachrichten- technischen anlagen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT163575A AT360591B (de) 1975-03-03 1975-03-03 Schaltungsanordnung zur ueberwachung des stromflusses in einem leiter, insbesondere zur schleifenueberwachung in nachrichten- technischen anlagen

Publications (2)

Publication Number Publication Date
ATA163575A true ATA163575A (de) 1979-10-15
AT360591B AT360591B (de) 1981-01-26

Family

ID=3517673

Family Applications (1)

Application Number Title Priority Date Filing Date
AT163575A AT360591B (de) 1975-03-03 1975-03-03 Schaltungsanordnung zur ueberwachung des stromflusses in einem leiter, insbesondere zur schleifenueberwachung in nachrichten- technischen anlagen

Country Status (1)

Country Link
AT (1) AT360591B (de)

Also Published As

Publication number Publication date
AT360591B (de) 1981-01-26

Similar Documents

Publication Publication Date Title
HK72785A (en) Buoyancy systems
NL7712542A (nl) Windsurfinrichting.
IT1114796B (it) Circuito orologio perfezionato,particolarmente per sistemi logici sensibili al livello
NL183969B (nl) Elektrisch verbindingsstelsel.
BR7605942A (pt) Conjunto conector de encaixar aperfeicoado para terminais
NL7701636A (nl) Comparatorschakeling.
JPS52108741A (en) Circuit for clamping word wire
JPS53997A (en) Signaling device
GB1540028A (en) Alkylated hydroxylamines
JPS5296808A (en) Line circuit
JPS5317008A (en) Line circuit
NL7708972A (nl) Electrische component.
GB1547364A (en) Distress warning devices
AU2011376A (en) Current flow monitoring
NL7701029A (nl) Elektrisch verbindingsstelsel.
ATA163575A (de) Schaltungsanordnung zur ueberwachung des strom- flusses in einem leiter, insbesondere zur schleifenueberwachung in nachrichtentechnischen anlagen
GB1550925A (en) Monitoring systems
JPS539448A (en) Comparator circuit
AT354528B (de) Schaltungsanordnung zur rufsignalisierung
GB1549006A (en) Telephone systems
AT284211B (de) Schaltungsanordnung zur Überwachung des Stromflusses in einem Leiter, insbesondere zur Schleifenüberwachung in Fernmeldeleitungen
JPS5291602A (en) Circuit for multiifrequency signaling system
JPS52138858A (en) Quick initial setting circuit
AT361568B (de) Vorrichtung zur zeitbereichsumschaltung
KR790000042Y1 (en) Disconnection alarm circuit for multichannel

Legal Events

Date Code Title Description
EFA Change in the company name
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties