FR2206627B1 - - Google Patents

Info

Publication number
FR2206627B1
FR2206627B1 FR7339986A FR7339986A FR2206627B1 FR 2206627 B1 FR2206627 B1 FR 2206627B1 FR 7339986 A FR7339986 A FR 7339986A FR 7339986 A FR7339986 A FR 7339986A FR 2206627 B1 FR2206627 B1 FR 2206627B1
Authority
FR
France
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
FR7339986A
Other versions
FR2206627A1 (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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2206627A1 publication Critical patent/FR2206627A1/fr
Application granted granted Critical
Publication of FR2206627B1 publication Critical patent/FR2206627B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • 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
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
FR7339986A 1972-11-09 1973-11-09 Expired FR2206627B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11230972A JPS5710604B2 (fr) 1972-11-09 1972-11-09

Publications (2)

Publication Number Publication Date
FR2206627A1 FR2206627A1 (fr) 1974-06-07
FR2206627B1 true FR2206627B1 (fr) 1977-08-19

Family

ID=14583434

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7339986A Expired FR2206627B1 (fr) 1972-11-09 1973-11-09

Country Status (11)

Country Link
US (1) US3873932A (fr)
JP (1) JPS5710604B2 (fr)
AU (1) AU474297B2 (fr)
BR (1) BR7308769D0 (fr)
CA (1) CA993529A (fr)
DE (1) DE2355714A1 (fr)
FR (1) FR2206627B1 (fr)
GB (1) GB1446217A (fr)
IT (1) IT996395B (fr)
NL (1) NL177543C (fr)
SE (1) SE396523B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5285351U (fr) * 1975-12-22 1977-06-25
JPS6127410A (ja) * 1984-07-18 1986-02-06 Babcock Hitachi Kk 燃焼装置
JPS62158906A (ja) * 1986-01-08 1987-07-14 Hitachi Ltd 石炭・水スラリ−用低ＮＯ↓ｘ燃焼バ−ナ
FR2685578A1 (fr) * 1991-12-23 1993-06-25 Philips Electronique Lab Circuit integre comprenant un amplificateur a gain variable.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1181279B (de) * 1964-02-18 1964-11-12 Telefunken Patent Selbsttaetig geregelte Verstaerkerstufe mit Transistor
US3395357A (en) * 1966-09-22 1968-07-30 Bell Telephone Labor Inc Automatic gain control system
US3538448A (en) * 1968-01-17 1970-11-03 Rca Corp Gain controlled amplifier
US3516003A (en) * 1968-07-30 1970-06-02 Bailey Meter Co High-gain single-stage a.c. cascode amplifier circuit
US3581222A (en) * 1969-03-19 1971-05-25 Wilton Co Linear voltage controlled attenuator
CH504819A (de) * 1970-07-10 1971-03-15 Ibm Abtasteinrichtung
US3706937A (en) * 1970-12-03 1972-12-19 Nat Semiconductor Corp Gain controlled amplifier for integrated circuit applications
DE2060192C3 (de) * 1970-12-08 1978-04-13 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur verzögerungsfreien Verstärkungssteuerung
JPS5620724B2 (fr) * 1972-07-27 1981-05-15

Also Published As

Publication number Publication date
DE2355714A1 (de) 1974-05-16
JPS49132958A (fr) 1974-12-20
AU474297B2 (en) 1976-07-15
NL177543B (nl) 1985-05-01
DE2355714C2 (fr) 1987-05-27
FR2206627A1 (fr) 1974-06-07
SE396523B (sv) 1977-09-19
IT996395B (it) 1975-12-10
NL7315408A (fr) 1974-05-13
BR7308769D0 (pt) 1974-08-29
GB1446217A (en) 1976-08-18
JPS5710604B2 (fr) 1982-02-27
AU6229973A (en) 1975-05-08
US3873932A (en) 1975-03-25
CA993529A (en) 1976-07-20
NL177543C (nl) 1985-10-01

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