DE764240C - Elektronenroehre mit zwei sekundaeremittierenden Kathoden - Google Patents
Elektronenroehre mit zwei sekundaeremittierenden KathodenInfo
- Publication number
- DE764240C DE764240C DET44489D DET0044489D DE764240C DE 764240 C DE764240 C DE 764240C DE T44489 D DET44489 D DE T44489D DE T0044489 D DET0044489 D DE T0044489D DE 764240 C DE764240 C DE 764240C
- Authority
- DE
- Germany
- Prior art keywords
- electrons
- electron tube
- electron
- cathodes
- 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
Links
- 238000000034 method Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 6
- 230000010355 oscillation Effects 0.000 claims description 5
- 230000001960 triggered effect Effects 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 2
- 230000005284 excitation Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000000354 decomposition reaction Methods 0.000 claims 2
- 208000037656 Respiratory Sounds Diseases 0.000 claims 1
- 206010047924 Wheezing Diseases 0.000 claims 1
- 230000005684 electric field Effects 0.000 claims 1
- 230000000737 periodic effect Effects 0.000 claims 1
- 238000011017 operating method Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 229910052792 caesium Inorganic materials 0.000 description 3
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 230000005686 electrostatic field Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002518 glial effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229910001923 silver oxide Inorganic materials 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/76—Dynamic electron-multiplier tubes, e.g. Farnsworth multiplier tube, multipactor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/023—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof secondary-electron emitting electrode arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/26—Image pick-up tubes having an input of visible light and electric output
- H01J31/42—Image pick-up tubes having an input of visible light and electric output with image screen generating a composite electron beam which is deflected as a whole past a stationary probe to simulate a scanning effect, e.g. Farnsworth pick-up tube
- H01J31/44—Tubes with image amplification section
Landscapes
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
- Cold Cathode And The Manufacture (AREA)
- Electron Tubes For Measurement (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US692585A US2071515A (en) | 1933-10-07 | 1933-10-07 | Electron multiplying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE764240C true DE764240C (de) | 1955-07-28 |
Family
ID=24781174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DET44489D Expired DE764240C (de) | 1933-10-07 | 1934-10-05 | Elektronenroehre mit zwei sekundaeremittierenden Kathoden |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2071515A (instruction) |
| DE (1) | DE764240C (instruction) |
| FR (1) | FR779762A (instruction) |
| GB (1) | GB450138A (instruction) |
| NL (2) | NL44366C (instruction) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL45478C (instruction) * | 1935-07-26 | |||
| GB478001A (en) * | 1936-07-13 | 1938-01-11 | Marconi Wireless Telegraph Co | Improvements in or relating to electron discharge devices |
| DE889604C (de) * | 1936-12-12 | 1953-09-10 | Alfred Dr-Ing Bigalke | Bildfaengerroehre mit Kathodenstrahl-Abtastung und eingebautem Sekundaer-Elektronen-Vervielfacher |
| DE740925C (de) * | 1938-09-15 | 1943-10-30 | Fernseh Gmbh | Elektronenvervielfacher mit Photokathoden und Leuchtschirmen |
| US2425956A (en) * | 1944-01-27 | 1947-08-19 | Farnsworth Television & Radio | Target seeking device with phototube multiplier |
| US2448527A (en) * | 1944-09-08 | 1948-09-07 | Rca Corp | Cold cathode electron discharge device and circuits therefor |
| US2459778A (en) * | 1945-07-09 | 1949-01-18 | Farnsworth Res Corp | Image dissector |
| US2582977A (en) * | 1947-01-04 | 1952-01-22 | Farnsworth Res Corp | Frequency converting device |
| US3229213A (en) * | 1962-07-20 | 1966-01-11 | James W Schwartz | Bistable electron device comprising axially spaced dynodes |
| US4902977A (en) * | 1989-01-10 | 1990-02-20 | University Of Utah | Multipactor pressure gauge for use as a noninvasive vacuum tube sensor |
| US8637811B2 (en) * | 2011-07-15 | 2014-01-28 | Bruker Daltonics, Inc. | Stabilized electron multiplier anode |
| US12136824B2 (en) | 2019-08-15 | 2024-11-05 | Robert M. Lyden | Device for receiving and harvesting energy from the earth and its atmosphere |
| US11588421B1 (en) | 2019-08-15 | 2023-02-21 | Robert M. Lyden | Receiver device of energy from the earth and its atmosphere |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1450265A (en) * | 1919-04-18 | 1923-04-03 | Westinghouse Electric & Mfg Co | Hot-cathode tube |
| DE390479C (de) * | 1919-12-12 | 1924-02-19 | Julius Edgar Lilienfeld Dr | Hochvakuumroehre, insbesondere Roentgenroehre, Ventilroehre, Senderoehre oder Verstaerkungsroehre |
| DE509164C (de) * | 1929-05-02 | 1930-10-04 | H E Hollmann Dr Ing | Gegentaktsender fuer kurze elektrische Wellen |
| GB364006A (en) * | 1929-08-28 | 1931-12-28 | British Thomson Houston Co Ltd | Improvements in and relating to photo-electric apparatus |
| US1920863A (en) * | 1932-10-07 | 1933-08-01 | Jr Matthew S Hopkins | Amplification of radiant energy |
-
0
- NL NL53689D patent/NL53689C/xx active
- NL NL44366D patent/NL44366C/xx active
-
1933
- 1933-10-07 US US692585A patent/US2071515A/en not_active Expired - Lifetime
-
1934
- 1934-10-05 DE DET44489D patent/DE764240C/de not_active Expired
- 1934-10-05 GB GB28548/34A patent/GB450138A/en not_active Expired
- 1934-10-06 FR FR779762D patent/FR779762A/fr not_active Expired
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1450265A (en) * | 1919-04-18 | 1923-04-03 | Westinghouse Electric & Mfg Co | Hot-cathode tube |
| DE390479C (de) * | 1919-12-12 | 1924-02-19 | Julius Edgar Lilienfeld Dr | Hochvakuumroehre, insbesondere Roentgenroehre, Ventilroehre, Senderoehre oder Verstaerkungsroehre |
| DE509164C (de) * | 1929-05-02 | 1930-10-04 | H E Hollmann Dr Ing | Gegentaktsender fuer kurze elektrische Wellen |
| GB364006A (en) * | 1929-08-28 | 1931-12-28 | British Thomson Houston Co Ltd | Improvements in and relating to photo-electric apparatus |
| US1920863A (en) * | 1932-10-07 | 1933-08-01 | Jr Matthew S Hopkins | Amplification of radiant energy |
Also Published As
| Publication number | Publication date |
|---|---|
| GB450138A (en) | 1936-07-06 |
| NL53689C (instruction) | |
| NL44366C (instruction) | |
| FR779762A (fr) | 1935-04-12 |
| US2071515A (en) | 1937-02-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE764240C (de) | Elektronenroehre mit zwei sekundaeremittierenden Kathoden | |
| DE1589825B2 (de) | Elektronenoptisches System zum Fokussieren und Ablenken eines Elektronenstrahls | |
| DE3019760A1 (de) | Gasentladungs-schaltroehre mit gekreuzten feldern | |
| DE2018297A1 (de) | Verfahren und Einrichtung zum Erzeugen von Massenspektren | |
| DE764272C (de) | Sekundaerelektronenvervielfacher | |
| DE927156C (de) | Verfahren zur Erzeugung von elektrischen Schwingungen | |
| DE1225897B (de) | Hochfrequenz-Massenspektrometer | |
| DE889466C (de) | Elektronenroehre zur Verstaerkung von ultrakurzwelligen Schwingungen | |
| DE908864C (de) | Bildsenderoehre | |
| DE856768C (de) | Elektrische Entladungsroehre mit Sekundaeremissionselektrode | |
| DE910703C (de) | Gasgefuellte Verstaerkerroehre | |
| DE2505167A1 (de) | Mikrokanalplatte mit ausgangsseitig abgewinkelten mikrokanaelen, verfahren zur herstellung einer derartigen platte und anwendung dieser platte in elektronischen anordnungen | |
| DE903492C (de) | Elektronenoptischer Bildverstaerker | |
| DE665699C (de) | Bildzerlegerroehre fuer Fernsehzwecke | |
| DE668886C (de) | Mit Neuemission arbeitende Entladungsroehre und Verfahren zum Betrieb einer solchen | |
| AT144195B (de) | Verfahren und Vorrichtung zur Erzeugung kurzer Wellen. | |
| DE825562C (de) | Bildaufnahmeroehre fuer die Zwecke der Fernsehuebertragung | |
| AT154766B (de) | Elektrische Entladungsröhre. | |
| AT147945B (de) | Elektrischer Schwingungserzeuger. | |
| DE316011C (instruction) | ||
| DE635548C (de) | Verfahren zur Tonaufzeichnung | |
| AT157215B (de) | Dynamischer Vervielfacher. | |
| DE975093C (de) | Anordnung mit einer Bremsfeldroehre zur Erzeugung sehr kurzer elektrischer Wellen | |
| DE856671C (de) | Vorrichtung mit einer Entladungsroehre, in der ein Elektronenbuendel erzeugt wird, wobei die Geschwindigkeit der Elektronen im Buendel durch eine Ultrahochfrequenzschwingung mittels eines Elektroden-satzes gesteuert wird | |
| AT152734B (de) | Bildzerlegerröhre mit Sekundärelektronenvervielfacher. |