GB533485A - Improvements in or relating to systems for modulating a carrier oscillation or for amplifying a modulated oscillation - Google Patents

Improvements in or relating to systems for modulating a carrier oscillation or for amplifying a modulated oscillation

Info

Publication number
GB533485A
GB533485A GB29848/39A GB2984839A GB533485A GB 533485 A GB533485 A GB 533485A GB 29848/39 A GB29848/39 A GB 29848/39A GB 2984839 A GB2984839 A GB 2984839A GB 533485 A GB533485 A GB 533485A
Authority
GB
United Kingdom
Prior art keywords
amplifiers
amplifier
load
class
networks
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
GB29848/39A
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.)
Philips Lamps Ltd
Koninklijke Philips NV
Original Assignee
Philips Lamps Ltd
Philips Gloeilampenfabrieken NV
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 Philips Lamps Ltd, Philips Gloeilampenfabrieken NV filed Critical Philips Lamps Ltd
Publication of GB533485A publication Critical patent/GB533485A/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
    • H03F1/07—Doherty-type amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
GB29848/39A 1938-11-10 1939-11-10 Improvements in or relating to systems for modulating a carrier oscillation or for amplifying a modulated oscillation Expired GB533485A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL533485X 1938-11-10

Publications (1)

Publication Number Publication Date
GB533485A true GB533485A (en) 1941-02-13

Family

ID=19787175

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29848/39A Expired GB533485A (en) 1938-11-10 1939-11-10 Improvements in or relating to systems for modulating a carrier oscillation or for amplifying a modulated oscillation

Country Status (5)

Country Link
US (1) US2266073A (d)
DE (1) DE734228C (d)
FR (1) FR861511A (d)
GB (1) GB533485A (d)
NL (1) NL57673C (d)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2468911A (en) * 1945-10-19 1949-05-03 Aiken William Ross Communication system

Also Published As

Publication number Publication date
DE734228C (de) 1943-04-10
NL57673C (d)
US2266073A (en) 1941-12-16
FR861511A (fr) 1941-02-11

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