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DE553726C - Grid DC modulation circuit - Google Patents

Grid DC modulation circuit

Info

Publication number
DE553726C
DE553726C DET38247D DET0038247D DE553726C DE 553726 C DE553726 C DE 553726C DE T38247 D DET38247 D DE T38247D DE T0038247 D DET0038247 D DE T0038247D DE 553726 C DE553726 C DE 553726C
Authority
DE
Germany
Prior art keywords
grid
tube
modulation
modulation circuit
arrangement according
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
DET38247D
Other languages
German (de)
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.)
Telefunken AG
Original Assignee
Telefunken AG
Publication date
Priority to DET38247D priority Critical patent/DE553726C/en
Application granted granted Critical
Publication of DE553726C publication Critical patent/DE553726C/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/16—Amplitude modulation by means of discharge device having at least three electrodes
    • H03C1/18—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid
    • H03C1/22—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid modulating signal applied to same grid

Landscapes

  • Amplifiers (AREA)
  • Amplitude Modulation (AREA)

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

BERLHJ. GEDRUCKT IN HER REICHSDRUCKEREIBERLHJ. PRINTED IN HER REICHSDRUCKEREI

Claims (3)

Patentansprüche:Patent claims: ι. Gittergleichstrommodulationsschaltung, gekennzeichnet durch einen Parallelzweig zur Modulationsröhre, der eine Gleichspannungsquelle mit in Serie geschaltetem variablen Widerstand enthält, dessen Größe in Abhängigkeit von dem durch das Gittergleichstrommodulationsrohr gehenden Strom gesteuert wird.ι. Grid direct current modulation circuit, characterized by a parallel branch to the modulation tube, which has a DC voltage source connected in series contains variable resistance, the size of which depends on the value passed through the DC grid modulation tube outgoing current is controlled. 2. Anordnung nach ,Anspruch 1, dadurch gekennzeichnet, daß als variabler Widerstand eine Vakuumröhre mit Steuergitter dient.2. Arrangement according to claim 1, characterized characterized in that a vacuum tube with control grid as a variable resistor serves. 3. Anordnung nach Anspruch 1 und 2, dadurch gekennzeichnet, daß die zusätzliche Röhre durch den Spannungsabfall des Anodenstromes der Modulationsröhre an einem Ohmschen Widerstand gesteuert wird.3. Arrangement according to claim 1 and 2, characterized in that the additional Tube controlled by the voltage drop of the anode current of the modulation tube at an ohmic resistor will. *) Von dem Patentsucher ist als der Erfinder angegeben worden: '*) The patent seeker stated as the inventor: ' Werner Buschbeck in Berlin.Werner Buschbeck in Berlin.
DET38247D Grid DC modulation circuit Expired DE553726C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DET38247D DE553726C (en) Grid DC modulation circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET38247D DE553726C (en) Grid DC modulation circuit

Publications (1)

Publication Number Publication Date
DE553726C true DE553726C (en) 1932-06-30

Family

ID=7560165

Family Applications (1)

Application Number Title Priority Date Filing Date
DET38247D Expired DE553726C (en) Grid DC modulation circuit

Country Status (1)

Country Link
DE (1) DE553726C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE915830C (en) * 1952-06-14 1954-07-29 Lorenz C Ag Circuit for grid direct current modulation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE915830C (en) * 1952-06-14 1954-07-29 Lorenz C Ag Circuit for grid direct current modulation

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