CA993529A - Gain control circuit - Google Patents

Gain control circuit

Info

Publication number
CA993529A
CA993529A CA185,382A CA185382A CA993529A CA 993529 A CA993529 A CA 993529A CA 185382 A CA185382 A CA 185382A CA 993529 A CA993529 A CA 993529A
Authority
CA
Canada
Prior art keywords
control circuit
gain control
gain
circuit
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
CA185,382A
Other languages
English (en)
Other versions
CA185382S (en
Inventor
Yoshio Ishigaki
Hiromi Kawakami
Masayuki Hongu
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
Application granted granted Critical
Publication of CA993529A publication Critical patent/CA993529A/en
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)
CA185,382A 1972-11-09 1973-11-08 Gain control circuit Expired CA993529A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA993529A true CA993529A (en) 1976-07-20

Family

ID=14583434

Family Applications (1)

Application Number Title Priority Date Filing Date
CA185,382A Expired CA993529A (en) 1972-11-09 1973-11-08 Gain control circuit

Country Status (11)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5285351U (it) * 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 (it) * 1972-07-27 1981-05-15

Also Published As

Publication number Publication date
JPS5710604B2 (it) 1982-02-27
GB1446217A (en) 1976-08-18
NL177543B (nl) 1985-05-01
NL177543C (nl) 1985-10-01
AU474297B2 (en) 1976-07-15
FR2206627B1 (it) 1977-08-19
DE2355714C2 (it) 1987-05-27
DE2355714A1 (de) 1974-05-16
AU6229973A (en) 1975-05-08
BR7308769D0 (pt) 1974-08-29
IT996395B (it) 1975-12-10
SE396523B (sv) 1977-09-19
US3873932A (en) 1975-03-25
JPS49132958A (it) 1974-12-20
NL7315408A (it) 1974-05-13
FR2206627A1 (it) 1974-06-07

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