AU5285873A - Signal control circuit - Google Patents

Signal control circuit

Info

Publication number
AU5285873A
AU5285873A AU52858/73A AU5285873A AU5285873A AU 5285873 A AU5285873 A AU 5285873A AU 52858/73 A AU52858/73 A AU 52858/73A AU 5285873 A AU5285873 A AU 5285873A AU 5285873 A AU5285873 A AU 5285873A
Authority
AU
Australia
Prior art keywords
control circuit
signal control
signal
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
AU52858/73A
Other versions
AU468858B2 (en
Inventor
YOSHIAKI OKAWARA and MASAKI TAKEDA TAKASHI OKADA
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 AU5285873A publication Critical patent/AU5285873A/en
Application granted granted Critical
Publication of AU468858B2 publication Critical patent/AU468858B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/783—Adaptations for reproducing at a rate different from the recording rate
    • 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
    • H03G1/0023—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 in emitter-coupled or cascode amplifiers
    • 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
    • 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)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
AU52858/73A 1972-03-02 1973-03-02 Signal control circuit Expired AU468858B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JPJP21878/72 1972-03-02
JP2187872A JPS5244499B2 (en) 1972-03-02 1972-03-02
JPJP73587/72 1972-07-22
JPJP81264/72 1972-08-14

Publications (2)

Publication Number Publication Date
AU5285873A true AU5285873A (en) 1974-09-05
AU468858B2 AU468858B2 (en) 1976-01-22

Family

ID=12067368

Family Applications (1)

Application Number Title Priority Date Filing Date
AU52858/73A Expired AU468858B2 (en) 1972-03-02 1973-03-02 Signal control circuit

Country Status (3)

Country Link
JP (1) JPS5244499B2 (en)
AU (1) AU468858B2 (en)
BR (1) BR7301634D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS604614B2 (en) * 1975-11-28 1985-02-05 株式会社日立製作所 gain control circuit
JPS52114250A (en) * 1976-03-22 1977-09-24 Nec Corp Transistor circuit
JPS5356954A (en) * 1976-11-02 1978-05-23 Pioneer Electronic Corp Transistor circuit
JPS62192868U (en) * 1986-05-26 1987-12-08

Also Published As

Publication number Publication date
AU468858B2 (en) 1976-01-22
JPS4890446A (en) 1973-11-26
BR7301634D0 (en) 1974-02-19
JPS5244499B2 (en) 1977-11-08

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