TREA

active element in amplifier being vacuum tube

Follow

Industry

  • CPC
  • H03B5/16
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

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

Current Industry

H03B5/16active element in amplifier being vacuum tube
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    2839685
    • Patent number 2,839,685
    • Issue date Jun 17, 1958
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2680197
    • Patent number 2,680,197
    • Issue date Jun 1, 1954
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2611873
    • Patent number 2,611,873
    • Issue date Sep 23, 1952
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2423505
    • Patent number 2,423,505
    • Issue date Jul 8, 1947
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2415773
    • Patent number 2,415,773
    • Issue date Feb 11, 1947
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2379694
    • Patent number 2,379,694
    • Issue date Jul 3, 1945
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2343539
    • Patent number 2,343,539
    • Issue date Mar 7, 1944
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2303485
    • Patent number 2,303,485
    • Issue date Dec 1, 1942
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2258128
    • Patent number 2,258,128
    • Issue date Oct 7, 1941
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    2163403
    • Patent number 2,163,403
    • Issue date Jun 20, 1939
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

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