IT950828B - Disposizione circuitale per control lare il livello di uscita di un modulatore o di un amplificatore - Google Patents

Disposizione circuitale per control lare il livello di uscita di un modulatore o di un amplificatore

Info

Publication number
IT950828B
IT950828B IT22482/72A IT2248272A IT950828B IT 950828 B IT950828 B IT 950828B IT 22482/72 A IT22482/72 A IT 22482/72A IT 2248272 A IT2248272 A IT 2248272A IT 950828 B IT950828 B IT 950828B
Authority
IT
Italy
Prior art keywords
modulator
checking
amplifier
circuit arrangement
output level
Prior art date
Application number
IT22482/72A
Other languages
English (en)
Original Assignee
Siemens Ag
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 DE19712115454 external-priority patent/DE2115454C/de
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT950828B publication Critical patent/IT950828B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/347—Negative-feedback-circuit arrangements with or without positive feedback using transformers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
    • H03C1/542—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising semiconductor devices with at least three electrodes
    • H03C1/545—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising semiconductor devices with at least three electrodes using bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/26—Push-pull amplifiers; Phase-splitters therefor
    • 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
    • H03G1/007—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using field-effect transistors [FET]

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplitude Modulation (AREA)
IT22482/72A 1971-03-30 1972-03-28 Disposizione circuitale per control lare il livello di uscita di un modulatore o di un amplificatore IT950828B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712115454 DE2115454C (de) 1971-03-30 Schaltungsanordnung zur Steuerung des Ausgangspegels eines Modulators oder Verstärkers

Publications (1)

Publication Number Publication Date
IT950828B true IT950828B (it) 1973-06-20

Family

ID=5803277

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22482/72A IT950828B (it) 1971-03-30 1972-03-28 Disposizione circuitale per control lare il livello di uscita di un modulatore o di un amplificatore

Country Status (6)

Country Link
JP (1) JPS5145470B1 (it)
CH (1) CH534452A (it)
DE (1) DE2115454B1 (it)
IT (1) IT950828B (it)
NL (1) NL155141B (it)
SE (1) SE367293B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6030263U (ja) * 1983-08-06 1985-03-01 松本　勇起雄 ゴルフ用球座
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
NL7204176A (it) 1972-10-03
SE367293B (it) 1974-05-20
JPS5145470B1 (it) 1976-12-03
CH534452A (de) 1973-02-28
DE2115454B1 (de) 1972-09-21
NL155141B (nl) 1977-11-15

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