GB528632A - Improvements in or relating to thermionic valve amplifiers - Google Patents

Improvements in or relating to thermionic valve amplifiers

Info

Publication number
GB528632A
GB528632A GB12981/39A GB1298139A GB528632A GB 528632 A GB528632 A GB 528632A GB 12981/39 A GB12981/39 A GB 12981/39A GB 1298139 A GB1298139 A GB 1298139A GB 528632 A GB528632 A GB 528632A
Authority
GB
United Kingdom
Prior art keywords
critical frequency
coupling
feedback
common
cycles
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
GB12981/39A
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB528632A publication Critical patent/GB528632A/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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • 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
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers
    • H03G5/06—Manually-operated control in untuned amplifiers having discharge tubes
    • H03G5/08—Manually-operated control in untuned amplifiers having discharge tubes incorporating negative feedback
    • 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
    • H04B1/1607—Supply circuits
    • H04B1/1623—Supply circuits using tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
GB12981/39A 1938-04-30 1939-05-01 Improvements in or relating to thermionic valve amplifiers Expired GB528632A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US205231A US2179260A (en) 1938-04-30 1938-04-30 Audio frequency amplifier

Publications (1)

Publication Number Publication Date
GB528632A true GB528632A (en) 1940-11-04

Family

ID=22761365

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12981/39A Expired GB528632A (en) 1938-04-30 1939-05-01 Improvements in or relating to thermionic valve amplifiers

Country Status (3)

Country Link
US (1) US2179260A (fr)
FR (1) FR853247A (fr)
GB (1) GB528632A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2886760A (en) * 1953-07-27 1959-05-12 Bendix Aviat Corp Automatic landing approach servomotor control system
DE3009652C2 (de) * 1980-03-13 1982-12-16 Standard Elektrik Lorenz Ag, 7000 Stuttgart Abstimmbares Empfangsgerät der Unterhaltungselektronik

Also Published As

Publication number Publication date
FR853247A (fr) 1940-03-13
US2179260A (en) 1939-11-07

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