DE1512725C3 - Breitbandverstärker mit steuerbarer Verstärkung - Google Patents

Breitbandverstärker mit steuerbarer Verstärkung

Info

Publication number
DE1512725C3
DE1512725C3 DE1512725A DE1512725A DE1512725C3 DE 1512725 C3 DE1512725 C3 DE 1512725C3 DE 1512725 A DE1512725 A DE 1512725A DE 1512725 A DE1512725 A DE 1512725A DE 1512725 C3 DE1512725 C3 DE 1512725C3
Authority
DE
Germany
Prior art keywords
transistor
amplifier
circuit
gain
stage
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
DE1512725A
Other languages
German (de)
English (en)
Other versions
DE1512725B2 (de
DE1512725A1 (de
Inventor
Frank Colston Chelmsford Essex Bennett (Grossbritannien)
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.)
BAE Systems Electronics Ltd
Original Assignee
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 Marconi Co Ltd filed Critical Marconi Co Ltd
Publication of DE1512725A1 publication Critical patent/DE1512725A1/de
Publication of DE1512725B2 publication Critical patent/DE1512725B2/de
Application granted granted Critical
Publication of DE1512725C3 publication Critical patent/DE1512725C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/20—Combinations of two or more types of control, e.g. gain control and tone control in frequency-selective amplifiers
    • H03G9/24—Combinations of two or more types of control, e.g. gain control and tone control in frequency-selective amplifiers having semiconductor devices

Landscapes

  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
DE1512725A 1966-01-17 1967-01-14 Breitbandverstärker mit steuerbarer Verstärkung Expired DE1512725C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2056/66A GB1111755A (en) 1966-01-17 1966-01-17 Improvements in or relating to bandpass amplifiers

Publications (3)

Publication Number Publication Date
DE1512725A1 DE1512725A1 (de) 1969-07-10
DE1512725B2 DE1512725B2 (de) 1974-10-03
DE1512725C3 true DE1512725C3 (de) 1975-06-12

Family

ID=9732829

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1512725A Expired DE1512725C3 (de) 1966-01-17 1967-01-14 Breitbandverstärker mit steuerbarer Verstärkung

Country Status (7)

Country Link
US (1) US3447091A (OSRAM)
DE (1) DE1512725C3 (OSRAM)
ES (1) ES335738A1 (OSRAM)
FR (1) FR1508013A (OSRAM)
GB (1) GB1111755A (OSRAM)
NL (1) NL6700457A (OSRAM)
SE (1) SE337240B (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5913407A (ja) * 1982-07-15 1984-01-24 Toshiba Corp カスケ−ド増幅回路
US20070167682A1 (en) 2004-04-21 2007-07-19 Acclarent, Inc. Endoscopic methods and devices for transnasal procedures
RU2421882C1 (ru) * 2010-05-24 2011-06-20 Государственное образовательное учреждение высшего профессионального образования "Южно-Российский государственный университет экономики и сервиса" (ГОУ ВПО "ЮРГУЭС") Двухкаскадный вч-усилитель

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2926307A (en) * 1954-03-22 1960-02-23 Honeywell Regulator Co Series energized cascaded transistor amplifier
GB909776A (en) * 1960-08-30 1962-11-07 Nippon Electric Co A transistor amplifier with gain control
BE625672A (OSRAM) * 1961-12-06

Also Published As

Publication number Publication date
GB1111755A (en) 1968-05-01
DE1512725B2 (de) 1974-10-03
ES335738A1 (es) 1967-12-01
NL6700457A (OSRAM) 1967-07-18
FR1508013A (fr) 1967-12-29
DE1512725A1 (de) 1969-07-10
SE337240B (OSRAM) 1971-08-02
US3447091A (en) 1969-05-27

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee