FR938007A - Circuit magnétique permanent, en particulier pour haut-parleurs électro-dynamiques - Google Patents

Circuit magnétique permanent, en particulier pour haut-parleurs électro-dynamiques

Info

Publication number
FR938007A
FR938007A FR938007DA FR938007A FR 938007 A FR938007 A FR 938007A FR 938007D A FR938007D A FR 938007DA FR 938007 A FR938007 A FR 938007A
Authority
FR
France
Prior art keywords
electro
magnetic circuit
permanent magnetic
dynamic loudspeakers
loudspeakers
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)
French (fr)
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
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR938007A publication Critical patent/FR938007A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR938007D 1944-08-22 1946-10-02 Circuit magnétique permanent, en particulier pour haut-parleurs électro-dynamiques Expired FR938007A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL938007X 1944-08-22

Publications (1)

Publication Number Publication Date
FR938007A true FR938007A (fr) 1948-09-02

Family

ID=19863598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR938007D Expired FR938007A (fr) 1944-08-22 1946-10-02 Circuit magnétique permanent, en particulier pour haut-parleurs électro-dynamiques

Country Status (2)

Country Link
BE (1) BE467079A (enrdf_load_stackoverflow)
FR (1) FR938007A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE467079A (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
CH248861A (de) Stereophonisches Wiedergabegerät.
FR941602A (fr) Formes pour réception télégraphique secrète
FR1019894A (fr) Aimant permanent pour haut-parleur
CH245420A (fr) Haut-parleur électrodynamique.
FR938007A (fr) Circuit magnétique permanent, en particulier pour haut-parleurs électro-dynamiques
ES182438A1 (es) Mejoras en sistemas telefónicos múltiples por corrientes portadoras
FR1051783A (fr) Circuit magnétique notamment pour haut-parleurs
FR1076278A (fr) Circuit magnétique perfectionné, notamment pour transformateur électrique triphasé
CH231131A (de) Elektrische Reihenklemme.
CH250579A (de) Flüssigkeitsarmer Leistungsschalter.
FR906858A (fr) Lecteur électrodynamique pour phonographe électrique
DK65620C (da) Permanentmagnetisk Opspændingsapparat.
FR910621A (fr) Haut-parleur électrodynamique
FR1035489A (fr) Alliage pour aimant permanent
FR899300A (fr) Alliage pour aimants permanents
CA419123A (en) Permanent magnet chuck
CA422689A (en) Permanent magnet chuck
FR906925A (fr) Combinateur pour circuits électriques
CA414740A (en) Electrodynamic loudspeaker
CH300163A (de) Elektrische Schaltvorrichtung.
CA417416A (en) Permanent magnet
FR64864E (fr) Solutions pour ondulation permanente
CA418738A (en) Permanent magnet
CA493532A (en) Permanent magnet focusing device
DK67254C (da) Elektrodynamisk Oscillograf.