AT233634B - Schaltungsanordnung für eine Wechselsprechanlage - Google Patents

Schaltungsanordnung für eine Wechselsprechanlage

Info

Publication number
AT233634B
AT233634B AT102860A AT102860A AT233634B AT 233634 B AT233634 B AT 233634B AT 102860 A AT102860 A AT 102860A AT 102860 A AT102860 A AT 102860A AT 233634 B AT233634 B AT 233634B
Authority
AT
Austria
Prior art keywords
intercom
circuit arrangement
arrangement
circuit
Prior art date
Application number
AT102860A
Other languages
German (de)
English (en)
Original Assignee
Standard 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 Standard Telephon & Telegraph filed Critical Standard Telephon & Telegraph
Priority to AT102860A priority Critical patent/AT233634B/de
Priority to CH134561A priority patent/CH388390A/de
Priority to DE1961J0019384 priority patent/DE1164503B/de
Priority to FR852051A priority patent/FR1288163A/fr
Priority to BE600001A priority patent/BE600001A/fr
Priority to FR872145A priority patent/FR80805E/fr
Priority to FR891904A priority patent/FR81431E/fr
Priority to FR893614A priority patent/FR82257E/fr
Application granted granted Critical
Publication of AT233634B publication Critical patent/AT233634B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/001—Two-way communication systems between a limited number of parties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/04—Arrangements for interconnection not involving centralised switching involving a separate line for each pair of parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
AT102860A 1960-02-10 1960-02-10 Schaltungsanordnung für eine Wechselsprechanlage AT233634B (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
AT102860A AT233634B (de) 1960-02-10 1960-02-10 Schaltungsanordnung für eine Wechselsprechanlage
CH134561A CH388390A (de) 1960-02-10 1961-02-06 Schaltungsanordnung für eine Wechselsprechanlage
DE1961J0019384 DE1164503B (de) 1960-02-10 1961-02-07 Schaltungsanordnung für eine Wechselsprechanlage.
FR852051A FR1288163A (fi) 1960-02-10 1961-02-08
BE600001A BE600001A (fr) 1960-02-10 1961-02-09 Perfectionnements aux systèmes d'inter-communication
FR872145A FR80805E (fi) 1960-02-10 1961-09-01
FR891904A FR81431E (fi) 1960-02-10 1962-03-22
FR893614A FR82257E (fi) 1960-02-10 1962-04-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT102860A AT233634B (de) 1960-02-10 1960-02-10 Schaltungsanordnung für eine Wechselsprechanlage

Publications (1)

Publication Number Publication Date
AT233634B true AT233634B (de) 1964-05-25

Family

ID=3505113

Family Applications (1)

Application Number Title Priority Date Filing Date
AT102860A AT233634B (de) 1960-02-10 1960-02-10 Schaltungsanordnung für eine Wechselsprechanlage

Country Status (5)

Country Link
AT (1) AT233634B (fi)
BE (1) BE600001A (fi)
CH (1) CH388390A (fi)
DE (1) DE1164503B (fi)
FR (1) FR1288163A (fi)

Also Published As

Publication number Publication date
FR1288163A (fi) 1962-02-12
CH388390A (de) 1965-02-28
DE1164503B (de) 1964-03-05
BE600001A (fr) 1961-05-29

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