FR679921A - Système de transmission électrique - Google Patents

Système de transmission électrique

Info

Publication number
FR679921A
FR679921A FR679921DA FR679921A FR 679921 A FR679921 A FR 679921A FR 679921D A FR679921D A FR 679921DA FR 679921 A FR679921 A FR 679921A
Authority
FR
France
Prior art keywords
transmission system
electric transmission
electric
transmission
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
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products 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
Application filed by Electrical Research Products Inc filed Critical Electrical Research Products Inc
Application granted granted Critical
Publication of FR679921A publication Critical patent/FR679921A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B3/00Line transmission systems
    • H04B3/02Details
    • H04B3/04Control of transmission; Equalising
    • H04B3/06Control of transmission; Equalising by the transmitted signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Printing Plates And Materials Therefor (AREA)
FR679921D 1928-12-29 1929-08-06 Système de transmission électrique Expired FR679921A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US329203A US1853070A (en) 1928-12-29 1928-12-29 Equalization of power level in alpha signal transmitting system

Publications (1)

Publication Number Publication Date
FR679921A true FR679921A (fr) 1930-04-23

Family

ID=23284330

Family Applications (1)

Application Number Title Priority Date Filing Date
FR679921D Expired FR679921A (fr) 1928-12-29 1929-08-06 Système de transmission électrique

Country Status (3)

Country Link
US (1) US1853070A (fr)
FR (1) FR679921A (fr)
GB (1) GB334899A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE959283C (de) * 1953-03-25 1957-03-07 Siemens Ag Regelschaltung zur kontinuierlichen AEnderung des Daempfungsmasses eines Daempfungsgliedes

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3182137A (en) * 1961-08-02 1965-05-04 Donald C Beatty Gain-adjusting audio level terminator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE959283C (de) * 1953-03-25 1957-03-07 Siemens Ag Regelschaltung zur kontinuierlichen AEnderung des Daempfungsmasses eines Daempfungsgliedes

Also Published As

Publication number Publication date
GB334899A (en) 1930-09-11
US1853070A (en) 1932-04-12

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