• Thumbnail for Dynatron oscillator
    electronics, the dynatron oscillator, invented in 1918 by Albert Hull at General Electric, is an obsolete vacuum tube electronic oscillator circuit which...
    24 KB (2,517 words) - 09:39, 25 August 2024
  • Dynatron can refer to: Dynatron oscillator, type of vacuum tube electronic oscillator circuit Dynatron Radio Ltd, British electronics company (1927-55)...
    239 bytes (58 words) - 03:42, 16 March 2018
  • oscillator Tri-tet oscillator Cathode follower oscillator Wien bridge oscillator Phase-shift oscillator Cross-coupled oscillator Dynatron oscillator Opto-electronic...
    67 KB (7,028 words) - 21:57, 6 March 2025
  • Thumbnail for Negative resistance
    circuit to the tube Hull created an oscillator, the dynatron oscillator. Other negative resistance tube oscillators followed, such as the magnetron invented...
    171 KB (15,491 words) - 22:12, 6 March 2025
  • Thumbnail for Vacuum tube
    dynatron oscillator circuit to produce a simple oscillator only requiring connection of the plate to a resonant LC circuit to oscillate. The dynatron...
    125 KB (15,976 words) - 22:10, 4 May 2025
  • Thumbnail for Tunnel diode
    of the dynatron oscillator which normally uses a tetrode thermionic valve (vacuum tube). The tunnel diode showed great promise as an oscillator and high-frequency...
    15 KB (1,591 words) - 15:04, 13 April 2025
  • in the dynatron oscillator, which is an example of a negative resistance oscillator.(Eastman, p431) The beam tetrode eliminates the dynatron region or...
    34 KB (4,311 words) - 08:24, 26 March 2025
  • Thumbnail for Secondary emission
    put to use by using some older valves (e.g., type 77 pentode) as dynatron oscillators. This effect was prevented by adding a third grid to the tetrode...
    6 KB (592 words) - 16:26, 25 October 2024
  • Thumbnail for Albert W. Hull
    January 1966 at the age of 85 in Schenectady, New York. He invented the dynatron vacuum tube which had three electrodes: a thermionic cathode, a perforated...
    8 KB (847 words) - 13:46, 29 June 2024
  • The Hacker brothers, Ron (born 1908) and Arthur (born 1910), founded Dynatron in the late 1920s with help from their father Harry, but in 1955 Ekco took...
    17 KB (2,581 words) - 18:02, 23 January 2025
  • Thumbnail for Gee (navigation)
    tasks. On 18 August 1941, Bomber Command ordered Gee into production at Dynatron and Cossor, with the first mass-produced sets expected to arrive in May...
    53 KB (7,603 words) - 20:11, 13 February 2025
  • Thumbnail for AI Mark IV radar
    first examples arrived in January 1941, with more units from ADEE and Dynatron following in early February. Hanbury Brown's involvement with AI came to...
    113 KB (16,941 words) - 18:09, 23 October 2024
  • Thumbnail for Pentode
    become unstable, leading to parasitic oscillations in the output, called dynatron oscillations in some circumstances. The pentode, as introduced by Tellegen...
    14 KB (1,782 words) - 11:53, 20 July 2024
  • Thumbnail for Beam tetrode
    provides reduced intermodulation distortion. The beam tetrode eliminates the dynatron region or tetrode kink of the screen grid tube by developing a low potential...
    17 KB (1,834 words) - 12:26, 19 May 2024