DE139403C - - Google Patents

Info

Publication number
DE139403C
DE139403C DENDAT139403D DE139403DA DE139403C DE 139403 C DE139403 C DE 139403C DE NDAT139403 D DENDAT139403 D DE NDAT139403D DE 139403D A DE139403D A DE 139403DA DE 139403 C DE139403 C DE 139403C
Authority
DE
Germany
Prior art keywords
line
microphone
branch
grounded
shunt
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DENDAT139403D
Other languages
German (de)
English (en)
Publication of DE139403C publication Critical patent/DE139403C/de
Active legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
DENDAT139403D Active DE139403C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE139403C true DE139403C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=407154

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT139403D Active DE139403C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE139403C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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