FR749004A - Radio signaling system - Google Patents

Radio signaling system

Info

Publication number
FR749004A
FR749004A FR749004DA FR749004A FR 749004 A FR749004 A FR 749004A FR 749004D A FR749004D A FR 749004DA FR 749004 A FR749004 A FR 749004A
Authority
FR
France
Prior art keywords
signaling system
radio signaling
radio
signaling
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR749004A publication Critical patent/FR749004A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H03F1/04—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers
    • H03F1/06—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in discharge-tube amplifiers to raise the efficiency of amplifying modulated radio frequency waves; to raise the efficiency of amplifiers acting also as modulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR749004D 1932-01-15 1933-01-13 Radio signaling system Expired FR749004A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US586874A US2084180A (en) 1932-01-15 1932-01-15 Radio signaling system

Publications (1)

Publication Number Publication Date
FR749004A true FR749004A (en) 1933-07-17

Family

ID=24347447

Family Applications (1)

Application Number Title Priority Date Filing Date
FR749004D Expired FR749004A (en) 1932-01-15 1933-01-13 Radio signaling system

Country Status (2)

Country Link
US (1) US2084180A (en)
FR (1) FR749004A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3648186A (en) * 1970-03-24 1972-03-07 Kahn Res Lab Amplification system
EP1885156B1 (en) * 2006-08-04 2013-04-24 Siemens Audiologische Technik GmbH Hearing-aid with audio signal generator
KR102088173B1 (en) * 2012-12-24 2020-03-12 삼성전자 주식회사 Electronic device and control method for the same

Also Published As

Publication number Publication date
US2084180A (en) 1937-06-15

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