FR1227317A - Lecteurs phonographiques - Google Patents

Lecteurs phonographiques

Info

Publication number
FR1227317A
FR1227317A FR787583A FR787583A FR1227317A FR 1227317 A FR1227317 A FR 1227317A FR 787583 A FR787583 A FR 787583A FR 787583 A FR787583 A FR 787583A FR 1227317 A FR1227317 A FR 1227317A
Authority
FR
France
Prior art keywords
phonographic
players
phonographic players
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
FR787583A
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 US717859A external-priority patent/US3309469A/en
Priority claimed from US753482A external-priority patent/US3108161A/en
Application filed by RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR1227317A publication Critical patent/FR1227317A/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/16—Mounting or connecting stylus to transducer with or without damping means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/06—Gramophone pick-ups using a stylus; Recorders using a stylus comprising two or more styli or transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Moving Of Heads (AREA)
FR787583A 1958-02-27 1959-02-24 Lecteurs phonographiques Expired FR1227317A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US717859A US3309469A (en) 1958-02-27 1958-02-27 Phonograph pickup
US753482A US3108161A (en) 1958-08-06 1958-08-06 Stereophonic phonograph pickup

Publications (1)

Publication Number Publication Date
FR1227317A true FR1227317A (fr) 1960-08-19

Family

ID=27109789

Family Applications (1)

Application Number Title Priority Date Filing Date
FR787583A Expired FR1227317A (fr) 1958-02-27 1959-02-24 Lecteurs phonographiques

Country Status (8)

Country Link
JP (1) JPS516521B1 (enrdf_load_stackoverflow)
CH (1) CH369291A (enrdf_load_stackoverflow)
DE (1) DE1120725B (enrdf_load_stackoverflow)
DK (3) DK111987B (enrdf_load_stackoverflow)
ES (1) ES247501A1 (enrdf_load_stackoverflow)
FR (1) FR1227317A (enrdf_load_stackoverflow)
GB (1) GB909597A (enrdf_load_stackoverflow)
NL (4) NL109649C (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1067232B (enrdf_load_stackoverflow) 1957-02-23

Also Published As

Publication number Publication date
ES247501A1 (es) 1959-06-16
CH369291A (de) 1963-05-15
JPS516521B1 (enrdf_load_stackoverflow) 1976-02-28
GB909597A (en) 1962-10-31
NL296654A (enrdf_load_stackoverflow)
DE1120725B (de) 1961-12-28
NL137499C (enrdf_load_stackoverflow)
DK115015B (da) 1969-08-25
NL109649C (enrdf_load_stackoverflow)
NL236540A (enrdf_load_stackoverflow)
DK111987B (da) 1968-10-28
DK126455B (da) 1973-07-16

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