FR816986A - Système d'émission à ondes ultra-courtes - Google Patents

Système d'émission à ondes ultra-courtes

Info

Publication number
FR816986A
FR816986A FR816986DA FR816986A FR 816986 A FR816986 A FR 816986A FR 816986D A FR816986D A FR 816986DA FR 816986 A FR816986 A FR 816986A
Authority
FR
France
Prior art keywords
ultra
emission system
shortwave emission
shortwave
emission
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
Other languages
English (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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR816986A publication Critical patent/FR816986A/fr
Expired legal-status Critical Current

Links

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
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
FR816986D 1936-01-29 1937-01-29 Système d'émission à ondes ultra-courtes Expired FR816986A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61377A US2145735A (en) 1936-01-29 1936-01-29 Short wave radio transmitter

Publications (1)

Publication Number Publication Date
FR816986A true FR816986A (fr) 1937-08-21

Family

ID=22035393

Family Applications (2)

Application Number Title Priority Date Filing Date
FR816986D Expired FR816986A (fr) 1936-01-29 1937-01-29 Système d'émission à ondes ultra-courtes
FR50960D Expired FR50960E (fr) 1936-01-29 1939-10-31 Système d'émission à ondes ultra-courtes

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR50960D Expired FR50960E (fr) 1936-01-29 1939-10-31 Système d'émission à ondes ultra-courtes

Country Status (5)

Country Link
US (2) US2145735A (fr)
BE (1) BE419737A (fr)
DE (1) DE748785C (fr)
FR (2) FR816986A (fr)
GB (1) GB491444A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972526C (de) * 1943-09-24 1959-08-06 Raytheon Mfg Co Rad-Magnetronroehre

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2417052A (en) * 1942-02-25 1947-03-11 Submarine Signal Co High-frequency spark circuit
US2430568A (en) * 1942-06-22 1947-11-11 Rca Corp Antenna system
US2489075A (en) * 1943-04-17 1949-11-22 Gen Electric Pulse echo testing apparatus
US2483575A (en) * 1944-07-26 1949-10-04 Bell Telephone Labor Inc Directional microwave antenna
DE915595C (de) * 1944-08-29 1954-07-26 Siemens Ag Magnetfeldroehrenanordnung
US2428193A (en) * 1944-09-23 1947-09-30 Gen Electric Magnetron
US2465673A (en) * 1945-07-09 1949-03-29 Breen Stanley Antenna
US2473547A (en) * 1945-09-28 1949-06-21 Raytheon Mfg Co Electron discharge device
US2506644A (en) * 1947-12-18 1950-05-09 Rca Corp Coaxial electron discharge device
NL215711A (fr) * 1956-03-28
DE1085926B (de) * 1956-12-21 1960-07-28 Thomson Houston Comp Francaise Schwingungserzeuger in Form eines in einen Schwingungskreis eingebauten Zweischlitzmagnetrons
US3265850A (en) * 1961-08-14 1966-08-09 Litton Electron Tube Corp High frequency heating generator for microwave ovens
US3470476A (en) * 1967-05-31 1969-09-30 Trak Microwave Corp Miniature high power microwave radio transmitter
ITTV20120168A1 (it) * 2012-08-21 2014-02-22 Tryonic Ltd Sistema di comunicazione

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE392187C (de) * 1916-12-24 1924-03-17 Walther Kossel Dr Entladungsroehre mit zwei oder mehr Elektroden zur Erzeugung, Verstaerkung, Gleichrichtung und zum Nachweis von elektrischen Schwingungen, Wechselstroemen und Stromschwankungen
DE424133C (de) * 1917-07-06 1926-01-18 Osias Kruh Dr Luftdichter Metallkappenanschluss fuer die Stromzufuehrung in Glaschohlkoerper
GB218677A (en) * 1923-07-05 1926-01-04 Ets Edouard Belin Improvements in or relating to electron discharge tubes
DE471524C (de) * 1924-05-31 1929-02-14 August Zacek Einrichtung zur Erzeugung von kurzen Wellen
NL20149C (fr) * 1925-08-10
NL28223C (fr) * 1925-10-14
GB287927A (en) * 1927-03-30 1929-05-16 British Thomson Houston Co Ltd Improvements in systems for producing high frequency electric oscillations
FR739024A (fr) * 1931-06-24 1932-12-31
CH169876A (fr) * 1932-03-31 1934-06-15 Csf Procédé de modulation des émetteurs à tubes magnétrons et des émetteurs à tubes ayant les mêmes caractéristiques que les tubes magnétrons, et dispositif pour la mise en oeuvre de ce procédé.
NL41326C (fr) * 1934-02-23
DE869649C (de) * 1934-03-01 1953-03-05 Julius Pintsch K G Elektronenroehre zum Anfachen, insbesondere Verstaerken, Erzeugen oder Empfangen vonultrahochfrequenten, elektromagnetischen Schwingungen
NL43919C (fr) * 1934-03-01

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972526C (de) * 1943-09-24 1959-08-06 Raytheon Mfg Co Rad-Magnetronroehre

Also Published As

Publication number Publication date
BE419737A (fr) 1937-02-27
US2232559A (en) 1941-02-18
FR50960E (fr) 1941-05-19
US2145735A (en) 1939-01-31
DE748785C (de) 1944-11-09
GB491444A (en) 1938-08-29

Similar Documents

Publication Publication Date Title
FR820782A (fr) Système de communication à ondes courtes
FR842933A (fr) Système d'ondes guidées
FR50960E (fr) Système d'émission à ondes ultra-courtes
FR826933A (fr) Système d'électrodes à conductibilité dissymétrique
FR821125A (fr) Systèmes d'aériens
CH197888A (fr) Matériel d'artillerie.
CH196391A (fr) Matériel d'artillerie.
FR829222A (fr) Joints ou montages à amortissement
FR816086A (fr) Système de pieu
FR733690A (fr) Système d'assemblage instantané
FR822129A (fr) Systèmes de transmission d'ondes
FR819426A (fr) Système de télévision à exploration radiale
FR820499A (fr) Système de transmission d'ondes électromagnétiques
FR812688A (fr) Système télégraphique imprimeur à caractères décomposés
CH196695A (fr) Matériel d'artillerie.
FR826609A (fr) Systèmes de transmission d'ondes ultra-courtes
FR805872A (fr) Boîte à lettres
FR811699A (fr) Gyroscope à friction
FR782274A (fr) Système éclairant à faible brillance
FR836505A (fr) Système d'accord à distance
FR719098A (fr) Système d'autopompe à pulvérisation
CH189448A (fr) Compteur à rattrapante.
FR798715A (fr) Système à magnétron
FR813129A (fr) Système indicateur d'itinéraires
FR805128A (fr) Marteau-pilon d'estampage à contre-frappe