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DK115015B - Gramophone pick-up for stereophonic sound reproduction. - Google Patents

Gramophone pick-up for stereophonic sound reproduction.

Info

Publication number
DK115015B
DK115015B DK64068A DK64068A DK115015B DK 115015 B DK115015 B DK 115015B DK 64068 A DK64068 A DK 64068A DK 64068 A DK64068 A DK 64068A DK 115015 B DK115015 B DK 115015B
Authority
DK
Denmark
Prior art keywords
sound reproduction
stereophonic sound
gramophone pick
gramophone
pick
Prior art date
Application number
DK64068A
Other languages
Danish (da)
Inventor
J Tourtellot
Original Assignee
Rca Corp
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 filed Critical Rca Corp
Publication of DK115015B publication Critical patent/DK115015B/en

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)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Moving Of Heads (AREA)
DK64068A 1958-02-27 1968-02-16 Gramophone pick-up for stereophonic sound reproduction. DK115015B (en)

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
DK115015B true DK115015B (en) 1969-08-25

Family

ID=27109789

Family Applications (3)

Application Number Title Priority Date Filing Date
DK72859A DK111987B (en) 1958-02-27 1959-02-26 Gramophone pick-up for stereophonic sound reproduction.
DK119565A DK126455B (en) 1958-02-27 1965-03-08 Gramophone pick-up for playing gramophone records.
DK64068A DK115015B (en) 1958-02-27 1968-02-16 Gramophone pick-up for stereophonic sound reproduction.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DK72859A DK111987B (en) 1958-02-27 1959-02-26 Gramophone pick-up for stereophonic sound reproduction.
DK119565A DK126455B (en) 1958-02-27 1965-03-08 Gramophone pick-up for playing gramophone records.

Country Status (8)

Country Link
JP (1) JPS516521B1 (en)
CH (1) CH369291A (en)
DE (1) DE1120725B (en)
DK (3) DK111987B (en)
ES (1) ES247501A1 (en)
FR (1) FR1227317A (en)
GB (1) GB909597A (en)
NL (4) NL137499C (en)

Also Published As

Publication number Publication date
NL296654A (en)
NL109649C (en)
CH369291A (en) 1963-05-15
FR1227317A (en) 1960-08-19
GB909597A (en) 1962-10-31
ES247501A1 (en) 1959-06-16
DK126455B (en) 1973-07-16
DE1120725B (en) 1961-12-28
NL137499C (en)
NL236540A (en)
DK111987B (en) 1968-10-28
JPS516521B1 (en) 1976-02-28

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