FR691701A - Improvements to lamp stations - Google Patents

Improvements to lamp stations

Info

Publication number
FR691701A
FR691701A FR691701DA FR691701A FR 691701 A FR691701 A FR 691701A FR 691701D A FR691701D A FR 691701DA FR 691701 A FR691701 A FR 691701A
Authority
FR
France
Prior art keywords
lamp stations
stations
lamp
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
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR691701A publication Critical patent/FR691701A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/20—Circuits for coupling gramophone pick-up, recorder output, or microphone to receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
FR691701D 1929-03-11 1930-03-11 Improvements to lamp stations Expired FR691701A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US346011A US1964502A (en) 1929-03-11 1929-03-11 Voltage amplifier and detector circuits

Publications (1)

Publication Number Publication Date
FR691701A true FR691701A (en) 1930-10-24

Family

ID=23357556

Family Applications (1)

Application Number Title Priority Date Filing Date
FR691701D Expired FR691701A (en) 1929-03-11 1930-03-11 Improvements to lamp stations

Country Status (3)

Country Link
US (1) US1964502A (en)
DE (1) DE587304C (en)
FR (1) FR691701A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2618707A (en) * 1946-11-01 1952-11-18 Raytheon Mfg Co Combination radio receiver and hearing aid

Also Published As

Publication number Publication date
US1964502A (en) 1934-06-26
DE587304C (en) 1933-11-02

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