GB482382A - Gain regulating arrangements for electrical signalling systems - Google Patents

Gain regulating arrangements for electrical signalling systems

Info

Publication number
GB482382A
GB482382A GB2678436A GB2678436A GB482382A GB 482382 A GB482382 A GB 482382A GB 2678436 A GB2678436 A GB 2678436A GB 2678436 A GB2678436 A GB 2678436A GB 482382 A GB482382 A GB 482382A
Authority
GB
United Kingdom
Prior art keywords
pilot
repeaters
control
resistance
repeater
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.)
Expired
Application number
GB2678436A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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
Priority to US44047A priority Critical patent/US2075975A/en
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Priority to GB2678436A priority patent/GB482382A/en
Priority to FR818505D priority patent/FR818505A/fr
Priority to DE1936W0003455 priority patent/DE905255C/de
Priority to CH233306D priority patent/CH233306A/de
Priority to NL80365A priority patent/NL50292C/xx
Publication of GB482382A publication Critical patent/GB482382A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
GB2678436A 1935-10-08 1936-10-02 Gain regulating arrangements for electrical signalling systems Expired GB482382A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US44047A US2075975A (en) 1935-10-08 1935-10-08 Transmission regulation
GB2678436A GB482382A (en) 1936-10-02 1936-10-02 Gain regulating arrangements for electrical signalling systems
FR818505D FR818505A (fr) 1935-10-08 1936-10-08 Dispositifs régulateurs de gain pour systèmes de signalisation électriques
DE1936W0003455 DE905255C (de) 1936-10-02 1936-10-09 Traegerfrequenz-UEbertragungssystem
CH233306D CH233306A (de) 1936-10-02 1936-10-28 Elektrische Fernmeldeanlage mit einer eine Anzahl Verstärkerstellen aufweisenden Übertragungsleitung.
NL80365A NL50292C (instruction) 1936-10-02 1936-12-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2678436A GB482382A (en) 1936-10-02 1936-10-02 Gain regulating arrangements for electrical signalling systems

Publications (1)

Publication Number Publication Date
GB482382A true GB482382A (en) 1938-03-29

Family

ID=10249133

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2678436A Expired GB482382A (en) 1935-10-08 1936-10-02 Gain regulating arrangements for electrical signalling systems

Country Status (4)

Country Link
CH (1) CH233306A (instruction)
DE (1) DE905255C (instruction)
GB (1) GB482382A (instruction)
NL (1) NL50292C (instruction)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE975338C (de) * 1952-12-12 1961-11-09 Siemens Ag Anordnung zur Entzerrung der temperaturabhaengigen Daempfungsaenderung von Leitungen
NL97463C (instruction) * 1953-09-26
BE541301A (instruction) * 1954-09-16

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE479174C (de) * 1923-12-22 1929-07-10 Aeg Verfahren zur Beseitigung der Sprachverzerrung bei Fernsprechleitungen mit Verstaerkern
US1743141A (en) * 1928-01-28 1930-01-14 American Telephone & Telegraph Equalization of carrier systems
US1956547A (en) * 1932-08-11 1934-05-01 Bell Telephone Labor Inc Repeatered transmission system
FR778437A (fr) * 1933-09-08 1935-03-15 Siemens Ag Procédé et dispositif pour le réglage automatique du niveau dans des systèmes à courants porteurs multiples, notamment pour la téléphonie à haute fréquence sur lignes aériennes

Also Published As

Publication number Publication date
NL50292C (instruction) 1941-05-15
CH233306A (de) 1944-07-15
DE905255C (de) 1954-03-01

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