BE401193A - - Google Patents

Info

Publication number
BE401193A
BE401193A BE401193DA BE401193A BE 401193 A BE401193 A BE 401193A BE 401193D A BE401193D A BE 401193DA BE 401193 A BE401193 A BE 401193A
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.)
Publication of BE401193A publication Critical patent/BE401193A/xx
Priority claimed from US654421A external-priority patent/US2323250A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
    • H03D7/10—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between different pairs of electrodes
    • 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
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply
    • H03L1/02—Stabilisation of generator output against variations of physical values, e.g. power supply against variations of temperature only
    • H03L1/04—Constructional details for maintaining temperature constant

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Electrotherapy Devices (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Amplifiers (AREA)
BE401193D 1933-01-31 BE401193A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US654421A US2323250A (en) 1933-01-31 1933-01-31 Signaling system
US417036XA 1933-04-18 1933-04-18

Publications (1)

Publication Number Publication Date
BE401193A true BE401193A (xx)

Family

ID=31890686

Family Applications (1)

Application Number Title Priority Date Filing Date
BE401193D BE401193A (xx) 1933-01-31

Country Status (5)

Country Link
BE (1) BE401193A (xx)
DE (1) DE755065C (xx)
FR (1) FR767812A (xx)
GB (3) GB437804A (xx)
NL (1) NL64168C (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2203221A (en) * 1937-02-12 1940-06-04 Rca Corp Electron discharge device
DE742591C (de) * 1937-02-13 1943-12-08 Philips Patentverwaltung Elektronenroehre, die ausser Kathode, wenigstens einem Steuergitter und Anode, wenigstens eine zwischen Kathode und einem Steuergitter liegende Beschleunigungselektrode hat
DE750155C (de) * 1937-04-28 1944-12-18 Rca Corp Mischroehre mit einem inneren Steuergitter und einem aeusseren Oszillatorgitter
DE744296C (de) * 1937-12-07 1944-01-13 Elek Citaets Ag Elektronenroehre
NL66625C (xx) * 1944-11-03

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR668535A (fr) * 1928-05-08 1929-11-04 Etablissements Ducretet Soc D Dispositif changeur de fréquence, notamment pour radiosignalisation
FR670929A (fr) * 1928-07-05 1929-12-06 Thomson Houston Comp Francaise Perfectionnements aux amplificateurs à changeur de fréquence
FR673718A (fr) * 1928-08-25 1930-01-18 Radiomodulation par les lampes à faible capacité intérieure
FR669267A (fr) * 1929-02-07 1929-11-14 Perfectionnement aux montages régulateurs appliqués aux changeurs de fréquences et autres
FR670731A (fr) * 1929-03-04 1929-12-04 Radio Sonore Et Hippolyte Shap Procédé et montages pour mise en oeuvre de la méthode de réception par modulation
FR709196A (fr) * 1930-04-11 1931-08-04 Dispositif de poste à combinaisons multiples

Also Published As

Publication number Publication date
FR767812A (xx) 1934-07-24
DE755065C (de) 1953-04-09
GB417036A (en) 1934-09-26
GB437726A (en) 1935-10-31
NL64168C (xx)
GB437804A (en) 1935-10-31

Similar Documents

Publication Publication Date Title
FR767812A (xx)
FR742366A (xx)
FR742821A (xx)
FR742487A (xx)
BE394486A (xx)
BE395669A (xx)
BE391463A (xx)
BE393645A (xx)
BE393793A (xx)
BE393878A (xx)
BE393996A (xx)
BE394022A (xx)
BE394067A (xx)
BE394072A (xx)
BE394093A (xx)
BE394103A (xx)
BE394207A (xx)
BE394212A (xx)
BE394300A (xx)
BE394347A (xx)
BE394665A (xx)
BE394410A (xx)
BE394468A (xx)
BE378380A (xx)
BE375476A (xx)