TREA

active element in amplifier being vacuum tube

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  • CPC
  • H03B5/28
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HELECTRICITY H03Electronic circuits H03BGENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER GENERATION OF NOISE BY SUCH CIRCUITS H03B5/00Generation of oscillations using amplifier with regenerative feedback from output to input

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H03B5/28active element in amplifier being vacuum tube
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Patents Grantslast 30 patents

  • Information Patent Grant

    Split flow valve arrangement
    • Patent number 8,387,660
    • Issue date Mar 5, 2013
    • Rolls-Royce PLC
    • Antony Morgan
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    2930992
    • Patent number 2,930,992
    • Issue date Mar 29, 1960
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2927282
    • Patent number 2,927,282
    • Issue date Mar 1, 1960
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2825811
    • Patent number 2,825,811
    • Issue date Mar 4, 1958
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2820903
    • Patent number 2,820,903
    • Issue date Jan 21, 1958
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    2814020
    • Patent number 2,814,020
    • Issue date Nov 19, 1957
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2761973
    • Patent number 2,761,973
    • Issue date Sep 4, 1956
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2704330
    • Patent number 2,704,330
    • Issue date Mar 15, 1955
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2619534
    • Patent number 2,619,534
    • Issue date Nov 25, 1952
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2611874
    • Patent number 2,611,874
    • Issue date Sep 23, 1952
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2583943
    • Patent number 2,583,943
    • Issue date Jan 29, 1952
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2451858
    • Patent number 2,451,858
    • Issue date Oct 19, 1948
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2268872
    • Patent number 2,268,872
    • Issue date Jan 6, 1942
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2031224
    • Patent number 2,031,224
    • Issue date Feb 18, 1936
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

  • Information Patent Application

    SPLIT FLOW VALVE ARRANGEMENT
    • Publication number 20120006433
    • Publication date Jan 12, 2012
    • Rolls-Royce plc
    • Antony MORGAN
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...