FR869869A - Perfectionnements aux cadres radiogoniométriques à noyau magnétique et, en particulier, à noyau du type aggloméré - Google Patents

Perfectionnements aux cadres radiogoniométriques à noyau magnétique et, en particulier, à noyau du type aggloméré

Info

Publication number
FR869869A
FR869869A FR869869DA FR869869A FR 869869 A FR869869 A FR 869869A FR 869869D A FR869869D A FR 869869DA FR 869869 A FR869869 A FR 869869A
Authority
FR
France
Prior art keywords
core
direction finding
magnetic core
finding frames
agglomerated type
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 FR869869A publication Critical patent/FR869869A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C335/00—Thioureas, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C335/04—Derivatives of thiourea
    • C07C335/16—Derivatives of thiourea having nitrogen atoms of thiourea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C335/22—Derivatives of thiourea having nitrogen atoms of thiourea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton being further substituted by carboxyl groups
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/04—Details
    • G01S3/06—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Insulating Of Coils (AREA)
FR869869D 1938-12-23 1941-02-08 Perfectionnements aux cadres radiogoniométriques à noyau magnétique et, en particulier, à noyau du type aggloméré Expired FR869869A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE224236X 1938-12-23
DES16414D DE968243C (de) 1938-12-23 1938-12-28 Peilrahmen mit magnetisierbarem Kern nach Art der Massekerne
DE170339X 1939-03-17

Publications (1)

Publication Number Publication Date
FR869869A true FR869869A (fr) 1942-02-24

Family

ID=42731913

Family Applications (1)

Application Number Title Priority Date Filing Date
FR869869D Expired FR869869A (fr) 1938-12-23 1941-02-08 Perfectionnements aux cadres radiogoniométriques à noyau magnétique et, en particulier, à noyau du type aggloméré

Country Status (3)

Country Link
CH (1) CH224236A (fr)
DE (1) DE968243C (fr)
FR (1) FR869869A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2939138A (en) * 1956-11-06 1960-05-31 Collins Radio Co Bearing correction means for a direction finding antenna

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE217245A (fr) * 1923-06-06
DE714189C (de) * 1938-10-06 1941-11-25 Telefunken Gmbh Peilrahmen mit Abschirmzylinder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2939138A (en) * 1956-11-06 1960-05-31 Collins Radio Co Bearing correction means for a direction finding antenna

Also Published As

Publication number Publication date
CH224236A (de) 1942-11-15
DE968243C (de) 1958-01-30

Similar Documents

Publication Publication Date Title
CH213340A (de) Magnetverstärker.
FR51631E (fr) Perfectionnements aux cadres radiogoniométriques à noyau magnétique et, en particulier, à noyau du type aggloméré
FR51261E (fr) Perfectionnements aux roulements à billes
FR865442A (fr) Perfectionnements aux roulements à billes
FR51648E (fr) Perfectionnements aux cadres radiogoniométriques à noyau magnétique et, en particulier, à noyau du type aggloméré
FR871799A (fr) Perfectionnements aux cadres radioélectriques
FR858850A (fr) Curseur pour fermetures à glissière
FR51262E (fr) Perfectionnements aux amplificateurs magnétiques
FR842382A (fr) Perfectionnements aux roulements
FR827479A (fr) Perfectionnements à la fabrication des chints
FR839975A (fr) Perfectionnements apportés aux dispositifs à noyau magnétique, notamment aux dispositifs contacteurs de ce genre
FR848054A (fr) Perfectionnements aux paliers à billes
FR942323A (fr) Perfectionnements à la construction des noyaux magnétiques
FR830738A (fr) Perfectionnements à la fabrication des câbles à conducteurs concentriques
FR859855A (fr) Perfectionnements à la fabrication des fermetures à curseur
FR856825A (fr) Perfectionnements aux fleurets d'escrime
FR855310A (fr) Perfectioinnements à la fabrication des joints
FR1037596A (fr) Perfectionnements relatifs aux obturateurs destinés en particulier à la télévision et au télécinéma
FR848373A (fr) Perfectionnement aux volants magnétiques
DK61716C (da) Lejeanordning ved Pejlerammer med ferromagnetisk Jærnkærne.
FR864610A (fr) Perfectionnements apportés aux cadres antennes
FR873689A (fr) Perfectionnements apportés à la fabrication des noyaux magnétiques
FR837266A (fr) Alliage d'acier
FR843750A (fr) Perfectionnements aux paliers à roulement
FR864696A (fr) Perfectionnements aux roulements à rotule