ES178082A2 - Mejoras en cabezales registradores o reproductores de sonido, electricos - Google Patents

Mejoras en cabezales registradores o reproductores de sonido, electricos

Info

Publication number
ES178082A2
ES178082A2 ES0178082A ES178082A ES178082A2 ES 178082 A2 ES178082 A2 ES 178082A2 ES 0178082 A ES0178082 A ES 0178082A ES 178082 A ES178082 A ES 178082A ES 178082 A2 ES178082 A2 ES 178082A2
Authority
ES
Spain
Prior art keywords
heads
players
electrical sound
sound recorders
recorders
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
ES0178082A
Other languages
English (en)
Spanish (es)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana 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
Priority claimed from GB2087/45A external-priority patent/GB608036A/en
Application filed by Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES178082A2 publication Critical patent/ES178082A2/es
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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Impact Printers (AREA)
ES0178082A 1945-01-26 1947-05-17 Mejoras en cabezales registradores o reproductores de sonido, electricos Expired ES178082A2 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2087/45A GB608036A (en) 1944-11-09 1945-01-26 Improvements in or relating to sound reproducer or recorder heads

Publications (1)

Publication Number Publication Date
ES178082A2 true ES178082A2 (es) 1947-07-01

Family

ID=9733353

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0178082A Expired ES178082A2 (es) 1945-01-26 1947-05-17 Mejoras en cabezales registradores o reproductores de sonido, electricos

Country Status (4)

Country Link
US (1) US2498671A (enMihai)
BE (1) BE480688A (enMihai)
ES (1) ES178082A2 (enMihai)
FR (1) FR931028A (enMihai)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB188029A (en) * 1921-07-23 1922-10-23 Thomas Henry Cole Improvements in gramophones and the like
DE607566C (de) * 1930-09-12 1935-01-02 Columbia Graphophone Co Ltd Tonaufzeichner fuer Schallplatten
US2037255A (en) * 1931-03-21 1936-04-14 United Res Corp Electromagnetic translating device
US1968149A (en) * 1931-08-17 1934-07-31 Capehart Corp Phonograph pick-up mechanism
BE409329A (enMihai) * 1934-05-17
US2141584A (en) * 1936-02-22 1938-12-27 Wittander Samuel Sound reproducing and recording apparatus
US2412718A (en) * 1943-08-07 1946-12-17 Webster Electric Co Inc Recorder

Also Published As

Publication number Publication date
US2498671A (en) 1950-02-28
BE480688A (enMihai)
FR931028A (fr) 1948-02-11

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