FR1235581A - Tête de lecture pour phonographes - Google Patents

Tête de lecture pour phonographes

Info

Publication number
FR1235581A
FR1235581A FR796659A FR796659A FR1235581A FR 1235581 A FR1235581 A FR 1235581A FR 796659 A FR796659 A FR 796659A FR 796659 A FR796659 A FR 796659A FR 1235581 A FR1235581 A FR 1235581A
Authority
FR
France
Prior art keywords
phonographs
read head
read
head
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
FR796659A
Other languages
English (en)
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.)
Sonotone Corp
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
Application filed by Sonotone Corp filed Critical Sonotone Corp
Application granted granted Critical
Publication of FR1235581A publication Critical patent/FR1235581A/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
    • 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)
FR796659A 1958-06-09 1959-06-05 Tête de lecture pour phonographes Expired FR1235581A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1235581XA 1958-06-09 1958-06-09

Publications (1)

Publication Number Publication Date
FR1235581A true FR1235581A (fr) 1960-07-08

Family

ID=22409364

Family Applications (1)

Application Number Title Priority Date Filing Date
FR796659A Expired FR1235581A (fr) 1958-06-09 1959-06-05 Tête de lecture pour phonographes

Country Status (2)

Country Link
FR (1) FR1235581A (fr)
NL (2) NL239893A (fr)

Also Published As

Publication number Publication date
NL107211C (fr)
NL239893A (fr)

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