DE2429094A1 - Schaltungsanordnung zur automatischen verstaerkungsregelung - Google Patents

Schaltungsanordnung zur automatischen verstaerkungsregelung

Info

Publication number
DE2429094A1
DE2429094A1 DE2429094A DE2429094A DE2429094A1 DE 2429094 A1 DE2429094 A1 DE 2429094A1 DE 2429094 A DE2429094 A DE 2429094A DE 2429094 A DE2429094 A DE 2429094A DE 2429094 A1 DE2429094 A1 DE 2429094A1
Authority
DE
Germany
Prior art keywords
transistor
low
resistor
capacitor
circuit
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.)
Withdrawn
Application number
DE2429094A
Other languages
German (de)
English (en)
Inventor
Yukio Onoe
Kenji Shibahara
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
Priority claimed from JP7191373U external-priority patent/JPS5323416Y2/ja
Priority claimed from JP7191273U external-priority patent/JPS5323415Y2/ja
Priority claimed from JP7191473U external-priority patent/JPS5323417Y2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE2429094A1 publication Critical patent/DE2429094A1/de
Withdrawn legal-status Critical Current

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
    • 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
    • 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

Landscapes

  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
DE2429094A 1973-06-18 1974-06-18 Schaltungsanordnung zur automatischen verstaerkungsregelung Withdrawn DE2429094A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP7191373U JPS5323416Y2 (cg-RX-API-DMAC10.html) 1973-06-18 1973-06-18
JP7191273U JPS5323415Y2 (cg-RX-API-DMAC10.html) 1973-06-18 1973-06-18
JP7191473U JPS5323417Y2 (cg-RX-API-DMAC10.html) 1973-06-18 1973-06-18

Publications (1)

Publication Number Publication Date
DE2429094A1 true DE2429094A1 (de) 1975-03-13

Family

ID=27300801

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2429094A Withdrawn DE2429094A1 (de) 1973-06-18 1974-06-18 Schaltungsanordnung zur automatischen verstaerkungsregelung

Country Status (6)

Country Link
US (1) US3903480A (cg-RX-API-DMAC10.html)
DE (1) DE2429094A1 (cg-RX-API-DMAC10.html)
FR (1) FR2233749B1 (cg-RX-API-DMAC10.html)
GB (1) GB1470456A (cg-RX-API-DMAC10.html)
IT (1) IT1017019B (cg-RX-API-DMAC10.html)
NL (1) NL7408173A (cg-RX-API-DMAC10.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3624391A1 (de) * 1985-07-18 1987-02-05 Pioneer Electronic Corp Verstaerkungseinstellschaltung
DE19615285A1 (de) * 1996-04-18 1997-10-23 Dirk Dipl Ing Borgers Geregelter Beschallungsverstärker ohne Treiberübertrager für unipolare Spannungsversorgung mit hohem Wirkungsgrad

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0097201B1 (de) * 1982-06-22 1987-06-03 Telefongyar Frequenzselektiver geregelter elektronischer Verstärkerstromkreis
GB2148636A (en) * 1983-09-15 1985-05-30 Sinclair Res Ltd Improvements in or relating to television receivers
US4590613A (en) * 1983-12-23 1986-05-20 Rca Corporation Bipolar AGC with RF transistor DC bias point stabilization

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3624391A1 (de) * 1985-07-18 1987-02-05 Pioneer Electronic Corp Verstaerkungseinstellschaltung
DE19615285A1 (de) * 1996-04-18 1997-10-23 Dirk Dipl Ing Borgers Geregelter Beschallungsverstärker ohne Treiberübertrager für unipolare Spannungsversorgung mit hohem Wirkungsgrad

Also Published As

Publication number Publication date
FR2233749A1 (cg-RX-API-DMAC10.html) 1975-01-10
IT1017019B (it) 1977-07-20
NL7408173A (cg-RX-API-DMAC10.html) 1974-12-20
GB1470456A (en) 1977-04-14
FR2233749B1 (cg-RX-API-DMAC10.html) 1978-01-13
US3903480A (en) 1975-09-02

Similar Documents

Publication Publication Date Title
DE2236709C2 (de) Einstellbares Bandpaßfilter
DE2406258C2 (de) Schaltung zur automatischen Dynamik-Kompression oder -Expansion
DE2213484C3 (de) Hochfrequenter Breitbandverstärker
DE2102866C3 (de) Schaltung mit einem Signalkanal
DE2936286C3 (de) Breitbandverstärker
DE3307602A1 (de) Schaltungsanordnung zur verschiebung von signalpegeln
DE2219794A1 (de) Schaltung für Rauschunterdrückung
DE2429094A1 (de) Schaltungsanordnung zur automatischen verstaerkungsregelung
DE2323937C2 (cg-RX-API-DMAC10.html)
DE1900639A1 (de) Signalkompressor und -expander
DE2316532A1 (de) Elektrisches filter
DE1067853B (de) Schaltungsanordnung zur Unterdrueckung von niederfrequenten Stoerspannungen
DE2122490A1 (de) Dämpfungsglied
DE2221133A1 (de) Rauschunterdrueckungsschaltungsanordnung
DE3125199C2 (de) Fernseh-Zwischenfrequenzverstärker
DE3624391C2 (cg-RX-API-DMAC10.html)
DE2537276A1 (de) Begrenzerschaltung
DE1462927A1 (de) Vertikalablenkschaltung
DE2635574A1 (de) Stromspiegelverstaerker
DE2934956A1 (de) Rauschunterdrueckungssystem
DE1909032A1 (de) Analog-Digitalwandler
DE888263C (de) Elektrische Steuerschaltung
DE3506277A1 (de) Oszillator mit variabler zustandsgroesse
DE3706835C2 (cg-RX-API-DMAC10.html)
DE2839383A1 (de) Verknuepfungsschaltung

Legal Events

Date Code Title Description
8141 Disposal/no request for examination