FR873233A - Antenne pour ondes courtes et ultra-courtes - Google Patents

Antenne pour ondes courtes et ultra-courtes

Info

Publication number
FR873233A
FR873233A FR873233DA FR873233A FR 873233 A FR873233 A FR 873233A FR 873233D A FR873233D A FR 873233DA FR 873233 A FR873233 A FR 873233A
Authority
FR
France
Prior art keywords
short
ultra
antenna
waves
short waves
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR873233A publication Critical patent/FR873233A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/42—Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
FR873233D 1940-08-06 1941-06-21 Antenne pour ondes courtes et ultra-courtes Expired FR873233A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE220059X 1940-08-06

Publications (1)

Publication Number Publication Date
FR873233A true FR873233A (fr) 1942-07-02

Family

ID=5832460

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873233D Expired FR873233A (fr) 1940-08-06 1941-06-21 Antenne pour ondes courtes et ultra-courtes

Country Status (2)

Country Link
CH (1) CH220059A (fr)
FR (1) FR873233A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971139C (de) * 1951-04-08 1958-12-18 Pintsch Electro G M B H Schaltungsgebilde, insbesondere Bandfilter, fuer ultrakurze Wellen
US3403405A (en) * 1965-01-08 1968-09-24 Navy Usa Telescoping folded monopole with capacitance at input

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3103011A (en) * 1961-09-18 1963-09-03 Elwin W Seeley Inductively loaded folded antenna
US3289208A (en) * 1962-02-12 1966-11-29 Hollingsworth R Lee Anti-sky wave radiating system
US3761940A (en) * 1962-02-12 1973-09-25 R Hollingsworth Means for directing electromagnetic wave energy at a very low angle above the horizon
US3295137A (en) * 1964-09-08 1966-12-27 Collins Radio Co Shortened folded monopole with radiation efficiency increased by ferrite loading
US3508271A (en) * 1966-10-24 1970-04-21 Gen Dynamics Corp Folded monopole antenna
US3967276A (en) * 1975-01-09 1976-06-29 Beam Guidance Inc. Antenna structures having reactance at free end

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971139C (de) * 1951-04-08 1958-12-18 Pintsch Electro G M B H Schaltungsgebilde, insbesondere Bandfilter, fuer ultrakurze Wellen
US3403405A (en) * 1965-01-08 1968-09-24 Navy Usa Telescoping folded monopole with capacitance at input

Also Published As

Publication number Publication date
CH220059A (de) 1942-03-15

Similar Documents

Publication Publication Date Title
CH266525A (fr) Antenne pour ondes électromagnétiques dirigées à ultra-haute fréquence.
FR864302A (fr) Circuit oscillant pour ondes électromagnétiques courtes
FR873233A (fr) Antenne pour ondes courtes et ultra-courtes
FR51758E (fr) Générateur d'ondes ultra-courtes
FR892829A (fr) Cavité de résonance pour ondes radio-électriques ultra-courtes
FR950385A (fr) Récepteur pour ondes modulées en fréquence
FR1014722A (fr) Aériens à reyonnement longitudinal pour ondes ultra-courtes
FR1128952A (fr) Antenne pour ondes ultra-courtes
FR868489A (fr) Antenne directrice pour ondes ultra-courtes, en particulier pour réception en télévision
FR1114807A (fr) Antenne pour ondes ultra-courtes
FR845822A (fr) Superhétérodyne pour ondes ultra courtes
FR878564A (fr) Antenne dipole tubulaire
CH337882A (fr) Antenne pour ondes ultra-courtes
FR837423A (fr) Antenne à ondes mobiles
FR1214296A (fr) Nouvelle antenne pour ondes ultra-courtes
FR897086A (fr) Circuits accordés pour ondes ultra-courtes
FR883351A (fr) Antenne à bande de fréquences large pour ondes ultra-courtes
FR895783A (fr) Circuit oscillant pour ondes ultra-courtes
FR877613A (fr) émetteur à ondes ultra-courtes en montage à réaction
FR895737A (fr) Dispositif de réflecteur pour ondes électriques, en particulier pour ondes ultra-courtes
FR877341A (fr) Quadripôle à impédances longitudinale et transversale pour ondes ultracourtes
FR813957A (fr) Antenne dipôle pour ondes courtes
FR862402A (fr) Dispositifs récepteurs d'ondes radio-électriques
FR942896A (fr) Perfectionnements relatifs aux antennes dipôles pour ondes ultra-courtes
FR890885A (fr) Récepteur superhétérodyne pour ondes centimétriques