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BR8401869A - Repetidor de frequencia de voz - Google Patents

Repetidor de frequencia de voz

Info

Publication number
BR8401869A
BR8401869A BR8401869A BR8401869A BR8401869A BR 8401869 A BR8401869 A BR 8401869A BR 8401869 A BR8401869 A BR 8401869A BR 8401869 A BR8401869 A BR 8401869A BR 8401869 A BR8401869 A BR 8401869A
Authority
BR
Brazil
Prior art keywords
voice frequency
frequency repeater
repeater
voice
frequency
Prior art date
Application number
BR8401869A
Other languages
English (en)
Inventor
Mordka Szajnberg
Original Assignee
Microlab Sa
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 Microlab Sa filed Critical Microlab Sa
Priority to BR8401869A priority Critical patent/BR8401869A/pt
Priority to IT68158/84A priority patent/IT1180142B/it
Priority to IT8454064U priority patent/IT8454064V0/it
Priority to DE19853509409 priority patent/DE3509409A1/de
Priority to GB08507659A priority patent/GB2159021A/en
Priority to FR8506156A priority patent/FR2563397A1/fr
Publication of BR8401869A publication Critical patent/BR8401869A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/36—Repeater circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
BR8401869A 1984-04-23 1984-04-23 Repetidor de frequencia de voz BR8401869A (pt)

Priority Applications (6)

Application Number Priority Date Filing Date Title
BR8401869A BR8401869A (pt) 1984-04-23 1984-04-23 Repetidor de frequencia de voz
IT68158/84A IT1180142B (it) 1984-04-23 1984-11-20 Ripetitore per linee telefoniche a circuiti ibridi
IT8454064U IT8454064V0 (it) 1984-04-23 1984-11-20 Ripetitore per linee telefoniche a circuiti ibridi
DE19853509409 DE3509409A1 (de) 1984-04-23 1985-03-15 Stimmfrequenz-verstaerker fuer telefonschaltungen
GB08507659A GB2159021A (en) 1984-04-23 1985-03-25 Voice frequency repeater
FR8506156A FR2563397A1 (fr) 1984-04-23 1985-04-23 Repeteur a frequence vocale

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8401869A BR8401869A (pt) 1984-04-23 1984-04-23 Repetidor de frequencia de voz

Publications (1)

Publication Number Publication Date
BR8401869A true BR8401869A (pt) 1985-11-26

Family

ID=4035487

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8401869A BR8401869A (pt) 1984-04-23 1984-04-23 Repetidor de frequencia de voz

Country Status (5)

Country Link
BR (1) BR8401869A (pt)
DE (1) DE3509409A1 (pt)
FR (1) FR2563397A1 (pt)
GB (1) GB2159021A (pt)
IT (2) IT1180142B (pt)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2160308B1 (pt) * 1971-11-19 1977-01-28 Labo Cent Telecommunicat
DE2607480C2 (de) * 1976-02-20 1982-11-25 Deutsche Telephonwerke Und Kabelindustrie Ag, 1000 Berlin Schaltungsanordnung für eine Gabel
US4064377A (en) * 1976-03-11 1977-12-20 Wescom Switching, Inc. Electronic hybrid and hybrid repeater
DE2655005C3 (de) * 1976-12-02 1980-04-17 Deutsche Telephonwerke Und Kabelindustrie Ag, 1000 Berlin Schaltungsanordnung für eine elektronische Teilnehmerspeisung
GB1586410A (en) * 1978-05-30 1981-03-18 Plessey Co Ltd Hybrid circuits
IT1118946B (it) * 1979-10-04 1986-03-03 Cselt Centro Studi Lab Telecom Ricetrasmettitore per trasmissione bidirezionale simultanea di segnali numerici su una linea unica
US4331842A (en) * 1980-02-11 1982-05-25 Reliance Electric Company Voice frequency repeater and term sets and other circuits therefor
GB2087199A (en) * 1980-10-16 1982-05-19 Texas Instruments Ltd Amplifiers for driving balanced lines
US4443884A (en) * 1982-03-18 1984-04-17 Protocol Computers, Inc. Data line interface
GB2137057B (en) * 1983-03-18 1986-07-02 Telspec Ltd Improvements in and relating to signal transmission devices

Also Published As

Publication number Publication date
DE3509409A1 (de) 1985-10-24
IT1180142B (it) 1987-09-23
IT8468158A0 (it) 1984-11-20
GB8507659D0 (en) 1985-05-01
FR2563397A1 (fr) 1985-10-25
IT8454064V0 (it) 1984-11-20
IT8468158A1 (it) 1986-05-20
GB2159021A (en) 1985-11-20

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