CH345041A - Device for the transmission of audio signals and call signals lying below the tape - Google Patents

Device for the transmission of audio signals and call signals lying below the tape

Info

Publication number
CH345041A
CH345041A CH345041DA CH345041A CH 345041 A CH345041 A CH 345041A CH 345041D A CH345041D A CH 345041DA CH 345041 A CH345041 A CH 345041A
Authority
CH
Switzerland
Prior art keywords
tape
transmission
lying below
signals
audio signals
Prior art date
Application number
Other languages
German (de)
Inventor
Ensink Johannes
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH345041A publication Critical patent/CH345041A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/42—Circuits for by-passing of ringing signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
CH345041D 1955-10-25 1956-10-23 Device for the transmission of audio signals and call signals lying below the tape CH345041A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL345041X 1955-10-25

Publications (1)

Publication Number Publication Date
CH345041A true CH345041A (en) 1960-03-15

Family

ID=19784856

Family Applications (1)

Application Number Title Priority Date Filing Date
CH345041D CH345041A (en) 1955-10-25 1956-10-23 Device for the transmission of audio signals and call signals lying below the tape

Country Status (6)

Country Link
BE (1) BE552033A (en)
CH (1) CH345041A (en)
DE (1) DE1028619B (en)
FR (1) FR1161567A (en)
GB (1) GB819437A (en)
NL (2) NL90543C (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE497800A (en) * 1949-08-30

Also Published As

Publication number Publication date
FR1161567A (en) 1958-09-02
BE552033A (en)
DE1028619B (en) 1958-04-24
NL90543C (en)
NL201492A (en)
GB819437A (en) 1959-09-02

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