GB2151864B - Amplifiers - Google Patents

Amplifiers

Info

Publication number
GB2151864B
GB2151864B GB08333981A GB8333981A GB2151864B GB 2151864 B GB2151864 B GB 2151864B GB 08333981 A GB08333981 A GB 08333981A GB 8333981 A GB8333981 A GB 8333981A GB 2151864 B GB2151864 B GB 2151864B
Authority
GB
United Kingdom
Prior art keywords
amplifiers
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
GB08333981A
Other versions
GB2151864A (en
GB8333981D0 (en
Inventor
David Neil Petersen
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.)
MORRIS AND Co Ltd ROS
Original Assignee
MORRIS AND Co Ltd ROS
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 MORRIS AND Co Ltd ROS filed Critical MORRIS AND Co Ltd ROS
Priority to GB08333981A priority Critical patent/GB2151864B/en
Publication of GB8333981D0 publication Critical patent/GB8333981D0/en
Publication of GB2151864A publication Critical patent/GB2151864A/en
Application granted granted Critical
Publication of GB2151864B publication Critical patent/GB2151864B/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
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3205—Modifications of amplifiers to reduce non-linear distortion in field-effect transistor amplifiers
    • 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
    • H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
    • H03F1/223—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively with MOSFET's
    • 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
    • H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
    • H03F1/226—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively with junction-FET's
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • H03F3/185—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only with field-effect devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
GB08333981A 1983-12-21 1983-12-21 Amplifiers Expired GB2151864B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08333981A GB2151864B (en) 1983-12-21 1983-12-21 Amplifiers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08333981A GB2151864B (en) 1983-12-21 1983-12-21 Amplifiers

Publications (3)

Publication Number Publication Date
GB8333981D0 GB8333981D0 (en) 1984-02-01
GB2151864A GB2151864A (en) 1985-07-24
GB2151864B true GB2151864B (en) 1987-09-30

Family

ID=10553609

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08333981A Expired GB2151864B (en) 1983-12-21 1983-12-21 Amplifiers

Country Status (1)

Country Link
GB (1) GB2151864B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5072199A (en) * 1990-08-02 1991-12-10 The Boeing Company Broadband N-way active power splitter

Also Published As

Publication number Publication date
GB2151864A (en) 1985-07-24
GB8333981D0 (en) 1984-02-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee