AT384326B - Verstaerkungsregelstufe - Google Patents

Verstaerkungsregelstufe

Info

Publication number
AT384326B
AT384326B AT0333381A AT333381A AT384326B AT 384326 B AT384326 B AT 384326B AT 0333381 A AT0333381 A AT 0333381A AT 333381 A AT333381 A AT 333381A AT 384326 B AT384326 B AT 384326B
Authority
AT
Austria
Prior art keywords
reinforcement level
reinforcement
level
Prior art date
Application number
AT0333381A
Other languages
English (en)
Other versions
ATA333381A (de
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 ATA333381A publication Critical patent/ATA333381A/de
Application granted granted Critical
Publication of AT384326B publication Critical patent/AT384326B/de

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/02—Manually-operated control
    • H03G3/04—Manually-operated control in untuned amplifiers
    • H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices
    • H03G3/12—Manually-operated control in untuned amplifiers having semiconductor devices incorporating negative feedback
    • 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
    • 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
    • H03G3/02—Manually-operated control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
AT0333381A 1980-07-28 1981-07-28 Verstaerkungsregelstufe AT384326B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10332380A JPS5728411A (en) 1980-07-28 1980-07-28 Voltage controlled type variable gain circuit
JP10332280A JPS5728410A (en) 1980-07-28 1980-07-28 Voltage controlled type variable gain circuit

Publications (2)

Publication Number Publication Date
ATA333381A ATA333381A (de) 1987-03-15
AT384326B true AT384326B (de) 1987-10-27

Family

ID=26443963

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0333381A AT384326B (de) 1980-07-28 1981-07-28 Verstaerkungsregelstufe

Country Status (13)

Country Link
US (1) US4422051A (de)
JP (2) JPS5728410A (de)
KR (1) KR860001018B1 (de)
AT (1) AT384326B (de)
AU (1) AU541059B2 (de)
BE (1) BE889763A (de)
CA (1) CA1172574A (de)
CH (1) CH644231A5 (de)
DE (1) DE3129754A1 (de)
FR (1) FR2487605A1 (de)
GB (1) GB2081039B (de)
IT (1) IT1138883B (de)
NL (1) NL8103561A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857807A (ja) * 1981-10-02 1983-04-06 Sony Corp 電圧制御可変利得回路
US4471324A (en) * 1982-01-19 1984-09-11 Dbx, Inc. All NPN variably controlled amplifier
US5220468A (en) * 1982-05-10 1993-06-15 Digital Equipment Corporation Disk drive with constant bandwidth automatic gain control
FR2695522B1 (fr) * 1992-09-07 1994-12-02 Sgs Thomson Microelectronics Circuit convertisseur tension/courant.
DE4232508A1 (de) * 1992-09-29 1994-03-31 Deutsche Aerospace Spannungsgesteuerte Anordnung
US5623228A (en) * 1993-05-17 1997-04-22 Dan Inbar Non-linear feedback network providing a linear transfer function
US5410271A (en) * 1993-05-17 1995-04-25 Dan Inbar Non-linear feedback network providing a linear transfer function
US5469106A (en) * 1994-10-25 1995-11-21 Elantec, Inc. Voltage controlled amplifier which reduces differential gain
US5949284A (en) * 1997-11-10 1999-09-07 Tektronix, Inc. CMOS buffer amplifier
US6107873A (en) * 1998-03-30 2000-08-22 National Semiconductor Corporation Low noise common-emitter preamplifier for magneto-resistive heads
CA2467184A1 (en) * 2004-05-12 2005-11-12 Sirific Wireless Corporation Im3 cancellation using cmos elements

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3789143A (en) * 1971-03-29 1974-01-29 D Blackmer Compander with control signal logarithmically related to the instantaneous rms value of the input signal
US3714462A (en) * 1971-06-14 1973-01-30 D Blackmer Multiplier circuits
US3911371A (en) * 1971-07-24 1975-10-07 Sony Corp Signal transmission system
US3798143A (en) * 1971-12-03 1974-03-19 Aluminum Co Of America Electrophoretic deposition of acrylic copolymers
US3757240A (en) * 1972-03-15 1973-09-04 Hewlett Packard Co Active attenuator
JPS55165009A (en) * 1979-06-11 1980-12-23 Hitachi Ltd Signal transmission circuit

Also Published As

Publication number Publication date
BE889763A (fr) 1981-11-16
IT1138883B (it) 1986-09-17
CH644231A5 (fr) 1984-07-13
FR2487605B1 (de) 1984-06-15
IT8123172A0 (it) 1981-07-27
AU541059B2 (en) 1984-12-13
KR860001018B1 (ko) 1986-07-26
GB2081039B (en) 1984-02-15
JPS5728410A (en) 1982-02-16
JPS5728411A (en) 1982-02-16
FR2487605A1 (fr) 1982-01-29
JPS6337966B2 (de) 1988-07-27
AU7336781A (en) 1982-02-04
GB2081039A (en) 1982-02-10
US4422051A (en) 1983-12-20
KR830006991A (ko) 1983-10-12
ATA333381A (de) 1987-03-15
NL8103561A (nl) 1982-02-16
CA1172574A (en) 1984-08-14
DE3129754A1 (de) 1982-06-24

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee