FR1526677A - Gain control amplifier - Google Patents

Gain control amplifier

Info

Publication number
FR1526677A
FR1526677A FR109967A FR109967A FR1526677A FR 1526677 A FR1526677 A FR 1526677A FR 109967 A FR109967 A FR 109967A FR 109967 A FR109967 A FR 109967A FR 1526677 A FR1526677 A FR 1526677A
Authority
FR
France
Prior art keywords
gain control
control amplifier
amplifier
gain
control
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
FR109967A
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
Priority claimed from US557313A external-priority patent/US3388338A/en
Application filed by RCA Corp, Radio Corporation of America filed Critical RCA Corp
Priority to FR109967A priority Critical patent/FR1526677A/en
Application granted granted Critical
Publication of FR1526677A publication Critical patent/FR1526677A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0029—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier using FETs
    • 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
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3063—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver using at least one transistor as controlling device, the transistor being used as a variable impedance device

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR109967A 1966-06-13 1967-06-12 Gain control amplifier Expired FR1526677A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR109967A FR1526677A (en) 1966-06-13 1967-06-12 Gain control amplifier

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US557313A US3388338A (en) 1966-06-13 1966-06-13 Gain controlled amplifier using field effect type transistor as the active element thereof
FR109967A FR1526677A (en) 1966-06-13 1967-06-12 Gain control amplifier

Publications (1)

Publication Number Publication Date
FR1526677A true FR1526677A (en) 1968-05-24

Family

ID=26177226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR109967A Expired FR1526677A (en) 1966-06-13 1967-06-12 Gain control amplifier

Country Status (1)

Country Link
FR (1) FR1526677A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2435154A1 (en) * 1978-09-01 1980-03-28 Labo Electronique Physique FREQUENCY STABILIZATION DEVICE OF A FIELD EFFECT TRANSISTOR MICROWAVE OSCILLATOR

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2435154A1 (en) * 1978-09-01 1980-03-28 Labo Electronique Physique FREQUENCY STABILIZATION DEVICE OF A FIELD EFFECT TRANSISTOR MICROWAVE OSCILLATOR

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