AU106175B2 - Improvements in or relating toa circuit arrangement comprising discharge tube whichhas a cathode which emits when heated, atleast one grid, an anode andan auxiliary cathode, which emits upon electron bombardment - Google Patents

Improvements in or relating toa circuit arrangement comprising discharge tube whichhas a cathode which emits when heated, atleast one grid, an anode andan auxiliary cathode, which emits upon electron bombardment

Info

Publication number
AU106175B2
AU106175B2 AU1549/38A AU154938A AU106175B2 AU 106175 B2 AU106175 B2 AU 106175B2 AU 1549/38 A AU1549/38 A AU 1549/38A AU 154938 A AU154938 A AU 154938A AU 106175 B2 AU106175 B2 AU 106175B2
Authority
AU
Australia
Prior art keywords
emits
cathode
whichhas
atleast
anode
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
AU1549/38A
Other versions
AU154938A (en
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of AU154938A publication Critical patent/AU154938A/en
Publication of AU106175B2 publication Critical patent/AU106175B2/en
Expired legal-status Critical Current

Links

AU1549/38A 1938-04-14 Improvements in or relating toa circuit arrangement comprising discharge tube whichhas a cathode which emits when heated, atleast one grid, an anode andan auxiliary cathode, which emits upon electron bombardment Expired AU106175B2 (en)

Publications (2)

Publication Number Publication Date
AU154938A AU154938A (en) 1939-01-12
AU106175B2 true AU106175B2 (en) 1939-01-12

Family

ID=

Similar Documents

Publication Publication Date Title
CH202088A (en) Circuit with a discharge tube which contains at least one cathode, a control grid, an auxiliary cathode which emits secondary during electron bombardment and an anode.
GB478024A (en) Improvements in or relating to thermionic cathodes for high pressure metal vapour discharge devices
AU106175B2 (en) Improvements in or relating toa circuit arrangement comprising discharge tube whichhas a cathode which emits when heated, atleast one grid, an anode andan auxiliary cathode, which emits upon electron bombardment
AU154938A (en) Improvements in or relating toa circuit arrangement comprising discharge tube whichhas a cathode which emits when heated, atleast one grid, an anode andan auxiliary cathode, which emits upon electron bombardment
AU106172B2 (en) Improvements in or relating to circuit arrangements comprising discharge tube having atleast a cathode, a control grid, an anode andan auxiliary cathode emitting electrons under bombardment by electrons
AU89538A (en) Improvements in or relating to circuit arrangements comprising discharge tube having atleast a cathode, a control grid, an anode andan auxiliary cathode emitting electrons under bombardment by electrons
CH202961A (en) Circuit with a discharge tube which has a cathode emitting when heated, at least one control grid, an anode and an auxiliary cathode which emits when bombarded by electrons.
CH212042A (en) Arrangement for the amplification of glow-electrically generated electron currents with the help of secondary electrons.
GB537900A (en) Improvements in or relating to amplifying circuits comprising a secondary-emission discharge tube
AU110206B2 (en) Electron discharge devices particularly cathode ray tubes
AU110472B2 (en) Improvements in thermionic rectifiers feeding secondary emission electron multipliers
AT160157B (en) Electric discharge tube (electron multiplier).
CA376042A (en) Electron emissive electrode
ES91472A1 (en) Discharge tube comprising an incandescent cathode, an anode and a regulation grid.
CA382163A (en) Electron discharge device anode
AU114736B2 (en) Improvements in or relating toan amplifier circuit having variable amplification and comprising atleast one tube containing an auxiliary cathode emitting secondary electrons
AU299139A (en) Improvements in thermionic rectifiers feeding secondary emission electron multipliers
CA407833A (en) Electron emissive cathode
AU112835B2 (en) Improvements in alloys, particularly for cathodes in electron discharge devices
CA393502A (en) Electron tube cathode
AU114937B2 (en) Improvements in cathodes for electron discharge devices
GB622667A (en) Improvements in or relating to electric discharge tubes
CA376053A (en) Thermionic cathode for discharge devices
CA350456A (en) Thermionic cathode
GB429142A (en) Improvements in or relating to gas or vapour filled discharge rectifiers