AT374064B - Elektrische uebertragungsanlage, insbesondere wechsel-, gegen- oder lautsprecheranlage - Google Patents

Elektrische uebertragungsanlage, insbesondere wechsel-, gegen- oder lautsprecheranlage

Info

Publication number
AT374064B
AT374064B AT0643978A AT643978A AT374064B AT 374064 B AT374064 B AT 374064B AT 0643978 A AT0643978 A AT 0643978A AT 643978 A AT643978 A AT 643978A AT 374064 B AT374064 B AT 374064B
Authority
AT
Austria
Prior art keywords
counter
electrical transmission
transmission system
especially interchangeable
speaker
Prior art date
Application number
AT0643978A
Other languages
English (en)
Other versions
ATA643978A (de
Original Assignee
Neumann Elektronik Gmbh
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 Neumann Elektronik Gmbh filed Critical Neumann Elektronik Gmbh
Publication of ATA643978A publication Critical patent/ATA643978A/de
Application granted granted Critical
Publication of AT374064B publication Critical patent/AT374064B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Amplifiers (AREA)
AT0643978A 1977-12-29 1978-09-06 Elektrische uebertragungsanlage, insbesondere wechsel-, gegen- oder lautsprecheranlage AT374064B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2758776A DE2758776C2 (de) 1977-12-29 1977-12-29 Elektrische Übertragungsanlage, insbesondere Wechsel-, Gegen- oder Lautsprechanlage

Publications (2)

Publication Number Publication Date
ATA643978A ATA643978A (de) 1983-07-15
AT374064B true AT374064B (de) 1984-03-12

Family

ID=6027669

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0643978A AT374064B (de) 1977-12-29 1978-09-06 Elektrische uebertragungsanlage, insbesondere wechsel-, gegen- oder lautsprecheranlage

Country Status (4)

Country Link
AT (1) AT374064B (de)
DE (1) DE2758776C2 (de)
GB (1) GB2011748B (de)
IT (1) IT1107529B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3642378A1 (de) * 1986-12-11 1988-06-30 Siemens Ag System zur uebertragung von informationen mit ersatzschalteinrichtungen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2422806C3 (de) * 1974-05-10 1985-08-29 Neumann Elektronik GmbH, 4330 Mülheim Einrichtung zur Konzentration der Linienwahlmittel in einer tastengesteuerten Sprechanlage
DE2605499A1 (de) * 1976-02-12 1977-08-18 Licentia Gmbh Schaltungsanordnung fuer die ueberwachung eines wechselspannungsverstaerkers

Also Published As

Publication number Publication date
ATA643978A (de) 1983-07-15
GB2011748B (en) 1982-04-28
IT7883641A0 (it) 1978-12-14
IT1107529B (it) 1985-11-25
DE2758776A1 (de) 1979-08-16
DE2758776C2 (de) 1987-11-12
GB2011748A (en) 1979-07-11

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Legal Events

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