DK111987B - Grammofonpick-up til stereofonisk lydgengivelse. - Google Patents

Grammofonpick-up til stereofonisk lydgengivelse.

Info

Publication number
DK111987B
DK111987B DK72859A DK72859A DK111987B DK 111987 B DK111987 B DK 111987B DK 72859 A DK72859 A DK 72859A DK 72859 A DK72859 A DK 72859A DK 111987 B DK111987 B DK 111987B
Authority
DK
Denmark
Prior art keywords
sound reproduction
stereophonic sound
gramophone pick
gramophone
pick
Prior art date
Application number
DK72859A
Other languages
Danish (da)
English (en)
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 DK111987B publication Critical patent/DK111987B/da

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)
  • Moving Of Heads (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
DK72859A 1958-02-27 1959-02-26 Grammofonpick-up til stereofonisk lydgengivelse. DK111987B (da)

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
DK111987B true DK111987B (da) 1968-10-28

Family

ID=27109789

Family Applications (3)

Application Number Title Priority Date Filing Date
DK72859A DK111987B (da) 1958-02-27 1959-02-26 Grammofonpick-up til stereofonisk lydgengivelse.
DK119565A DK126455B (da) 1958-02-27 1965-03-08 Grammofonpick-up til afspilning af grammofonplader.
DK64068A DK115015B (da) 1958-02-27 1968-02-16 Grammofonpick-up til stereofonisk lydgengivelse.

Family Applications After (2)

Application Number Title Priority Date Filing Date
DK119565A DK126455B (da) 1958-02-27 1965-03-08 Grammofonpick-up til afspilning af grammofonplader.
DK64068A DK115015B (da) 1958-02-27 1968-02-16 Grammofonpick-up til stereofonisk lydgengivelse.

Country Status (8)

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

Also Published As

Publication number Publication date
CH369291A (de) 1963-05-15
DK126455B (da) 1973-07-16
NL236540A (pt)
DK115015B (da) 1969-08-25
NL296654A (pt)
NL137499C (pt)
FR1227317A (fr) 1960-08-19
GB909597A (en) 1962-10-31
DE1120725B (de) 1961-12-28
JPS516521B1 (pt) 1976-02-28
NL109649C (pt)
ES247501A1 (es) 1959-06-16

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