BE579414A - Read head for phonographs - Google Patents

Read head for phonographs

Info

Publication number
BE579414A
BE579414A BE579414A BE579414A BE579414A BE 579414 A BE579414 A BE 579414A BE 579414 A BE579414 A BE 579414A BE 579414 A BE579414 A BE 579414A BE 579414 A BE579414 A BE 579414A
Authority
BE
Belgium
Prior art keywords
phonographs
read head
read
head
Prior art date
Application number
BE579414A
Other languages
French (fr)
Inventor
Norman Haller Dieter Jr
Harry A Pearson
Original Assignee
Sonotone 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 US740621A external-priority patent/US2953648A/en
Priority claimed from US740622A external-priority patent/US2951915A/en
Application filed by Sonotone Corp filed Critical Sonotone Corp
Publication of BE579414A publication Critical patent/BE579414A/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
    • H04R1/18—Holders for styli; Mounting holders on transducers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02—Arrangements of heads
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/42—Arranging, supporting, or driving of heads or of transducers relatively to record carriers with provision for adaptation or interchange of heads
    • 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)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
BE579414A 1958-06-09 1959-06-06 Read head for phonographs BE579414A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US740621A US2953648A (en) 1958-06-09 1958-06-09 Stereophonic pickup with mechanical rumble filter
US740622A US2951915A (en) 1958-06-09 1958-06-09 Playback system for stereophonic records with mechanical rumble filter

Publications (1)

Publication Number Publication Date
BE579414A true BE579414A (en) 1959-10-01

Family

ID=27113711

Family Applications (1)

Application Number Title Priority Date Filing Date
BE579414A BE579414A (en) 1958-06-09 1959-06-06 Read head for phonographs

Country Status (3)

Country Link
BE (1) BE579414A (en)
CH (1) CH375920A (en)
GB (1) GB924548A (en)

Also Published As

Publication number Publication date
CH375920A (en) 1964-03-15
GB924548A (en) 1963-04-24

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