LU65061A1 - CIRCUIT ARRANGEMENT FOR THE PROTECTION OF SWITCHING ORGANS IN TELECOMMUNICATIONS, PARTICULARLY TELEPHONE SYSTEMS - Google Patents

CIRCUIT ARRANGEMENT FOR THE PROTECTION OF SWITCHING ORGANS IN TELECOMMUNICATIONS, PARTICULARLY TELEPHONE SYSTEMS

Info

Publication number
LU65061A1
LU65061A1 LU65061A LU65061A LU65061A1 LU 65061 A1 LU65061 A1 LU 65061A1 LU 65061 A LU65061 A LU 65061A LU 65061 A LU65061 A LU 65061A LU 65061 A1 LU65061 A1 LU 65061A1
Authority
LU
Luxembourg
Prior art keywords
telecommunications
protection
circuit arrangement
telephone systems
particularly telephone
Prior art date
Application number
LU65061A
Other languages
German (de)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of LU65061A1 publication Critical patent/LU65061A1/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/30—Time-delay networks
    • H03H7/34—Time-delay networks with lumped and distributed reactance
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
LU65061A 1971-03-31 1972-03-29 CIRCUIT ARRANGEMENT FOR THE PROTECTION OF SWITCHING ORGANS IN TELECOMMUNICATIONS, PARTICULARLY TELEPHONE SYSTEMS LU65061A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19712115690 DE2115690A1 (en) 1971-03-31 1971-03-31 CIRCUIT ARRANGEMENT FOR THE PROTECTION OF SWITCHING BODIES IN REMOTE INDICATION, IN PARTICULAR TELEPHONE SYSTEMS
DE2115734 1971-03-31

Publications (1)

Publication Number Publication Date
LU65061A1 true LU65061A1 (en) 1972-07-11

Family

ID=25760900

Family Applications (1)

Application Number Title Priority Date Filing Date
LU65061A LU65061A1 (en) 1971-03-31 1972-03-29 CIRCUIT ARRANGEMENT FOR THE PROTECTION OF SWITCHING ORGANS IN TELECOMMUNICATIONS, PARTICULARLY TELEPHONE SYSTEMS

Country Status (7)

Country Link
JP (1) JPS4735743A (en)
BE (1) BE781591A (en)
DE (1) DE2115690A1 (en)
FR (1) FR2132116A1 (en)
IT (1) IT950823B (en)
LU (1) LU65061A1 (en)
NL (1) NL7204368A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2502424A1 (en) * 1981-03-20 1982-09-24 Orega Cifte Miniature delay line for colour television receiver - has mandrel formed in two sections connected by hinge of flexible material and pivotable to lie coaxial or parallel
JPS59226912A (en) * 1983-06-08 1984-12-20 Fuji Electric Co Ltd Digital type phase detector

Also Published As

Publication number Publication date
NL7204368A (en) 1972-10-03
IT950823B (en) 1973-06-20
DE2115690B2 (en) 1972-06-29
FR2132116A1 (en) 1972-11-17
BE781591A (en) 1972-10-02
DE2115690A1 (en) 1972-06-29
JPS4735743A (en) 1972-11-25

Similar Documents

Publication Publication Date Title
AT285689B (en) Centrally controlled switching system for telecommunications, in particular telephone technology
AT238777B (en) Circuit arrangement for the selection of connection paths in multi-level switching matrices in telecommunication systems, in particular telephone systems
CH528193A (en) Circuit arrangement for a telecommunications, in particular telephone switching system
CH434385A (en) Telecommunication exchange, in particular telephone exchange
AT336693B (en) TELEPHONE SWITCHING SYSTEM
CH410069A (en) Circuit arrangement for testing lines in telecommunication systems, in particular telephone systems
LU65061A1 (en) CIRCUIT ARRANGEMENT FOR THE PROTECTION OF SWITCHING ORGANS IN TELECOMMUNICATIONS, PARTICULARLY TELEPHONE SYSTEMS
CH467567A (en) Circuit arrangement in telecommunications, in particular telephone switching systems
CH539334A (en) Circuit breakers, in particular line circuit breakers
CH403873A (en) Circuit arrangement for testing lines in telecommunication systems, in particular telephone systems
AT320031B (en) Distribution frame for telecommunications, in particular telephone systems
CH488353A (en) Number switches for telecommunications equipment, in particular telephone equipment
AT323243B (en) CIRCUIT ARRANGEMENT FOR TELEPHONE SWITCHING SYSTEMS, IN PARTICULAR TELEPHONE SWITCHING SYSTEMS, WITH ASSIGNERS
AT263864B (en) Circuit arrangement for displaying the call number of subscriber lines in telephone switching systems
AT331311B (en) CIRCUIT ARRANGEMENTS FOR TELEPHONE SWITCHING SYSTEMS, IN PARTICULAR TELEPHONE SWITCHING SYSTEMS WITH SUBSCRIBER CONNECTORS
AT285690B (en) Centrally controlled switching system for telecommunications, in particular telephone technology
CH443411A (en) Circuit arrangement for monitoring telecommunication lines, in particular telephone lines
CH519284A (en) Circuit arrangement for telecommunications, in particular telephone exchanges, with time-division multiple switching
AT328516B (en) CIRCUIT ARRANGEMENT FOR VOICE PROTECTED FREQUENCY SELECTIVE SIGN RECEIVERS IN TELEPHONE, IN PARTICULAR TELEPHONE SYSTEMS
AT330250B (en) CIRCUIT ARRANGEMENTS FOR TELEPHONE SWITCHING SYSTEMS, IN PARTICULAR TELEPHONE SWITCHING SYSTEMS, WITH COUPLING PANELS AND LOOKING DEVICES
AT290633B (en) Circuit arrangement for telecommunication switching systems, in particular telephone switching systems
CH530744A (en) Circuit arrangement for telecommunication switching systems, in particular telephone switching systems
CH519282A (en) Centrally controlled switching system for telecommunications, in particular telephone technology
AT285688B (en) Centrally controlled telecommunication switching, in particular telephone switching system
CH403878A (en) Circuit arrangement for determining the call number of subscribers in telecommunications, in particular telephone systems