BE706884A - - Google Patents

Info

Publication number
BE706884A
BE706884A BE706884DA BE706884A BE 706884 A BE706884 A BE 706884A BE 706884D A BE706884D A BE 706884DA BE 706884 A BE706884 A BE 706884A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE706884A publication Critical patent/BE706884A/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F3/00Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • H03F3/185Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only with field-effect devices
    • H03F3/1855Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only with field-effect devices with junction-FET devices
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34Negative-feedback-circuit arrangements with or without positive feedback
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03FAMPLIFIERS
    • H03F1/00Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/56Modifications of input or output impedances, not otherwise provided for
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G5/00Tone control or bandwidth control in amplifiers
    • H03G5/02Manually-operated control
    • H03G5/04Manually-operated control in untuned amplifiers
    • H03G5/10Manually-operated control in untuned amplifiers having semiconductor devices
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G5/00Tone control or bandwidth control in amplifiers
    • H03G5/02Manually-operated control
    • H03G5/04Manually-operated control in untuned amplifiers
    • H03G5/10Manually-operated control in untuned amplifiers having semiconductor devices
    • H03G5/12Manually-operated control in untuned amplifiers having semiconductor devices incorporating negative feedback

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
BE706884D 1967-06-07 1967-11-22 BE706884A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US644137A US3419811A (en) 1967-06-07 1967-06-07 Audio amplifier tone control system

Publications (1)

Publication Number Publication Date
BE706884A true BE706884A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-04-01

Family

ID=24583603

Family Applications (1)

Application Number Title Priority Date Filing Date
BE706884D BE706884A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1967-06-07 1967-11-22

Country Status (9)

Country Link
US (1) US3419811A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE706884A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH484558A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1562085A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES347473A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1165930A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL28928A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
LU (1) LU54946A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6801351A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0241934Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1984-10-15 1990-11-08
GB2198303A (en) * 1986-12-05 1988-06-08 Philips Electronic Associated Amplifier circuit arrangement
US20040036496A1 (en) * 2002-08-20 2004-02-26 Daniel Liu Electronic load simulation circuit with serially connected impedance element

Also Published As

Publication number Publication date
ES347473A1 (es) 1969-02-01
US3419811A (en) 1968-12-31
NL6801351A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-12-09
IL28928A (en) 1970-12-24
GB1165930A (en) 1969-10-01
CH484558A (fr) 1970-01-15
LU54946A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-02-16
DE1562085A1 (de) 1970-03-05

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