FR2126218B1 - - Google Patents

Info

Publication number
FR2126218B1
FR2126218B1 FR7205209A FR7205209A FR2126218B1 FR 2126218 B1 FR2126218 B1 FR 2126218B1 FR 7205209 A FR7205209 A FR 7205209A FR 7205209 A FR7205209 A FR 7205209A FR 2126218 B1 FR2126218 B1 FR 2126218B1
Authority
FR
France
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
FR7205209A
Other versions
FR2126218A1 (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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2126218A1 publication Critical patent/FR2126218A1/fr
Application granted granted Critical
Publication of FR2126218B1 publication Critical patent/FR2126218B1/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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R11/12—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)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Moving Of Heads (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
FR7205209A 1971-02-23 1972-02-16 Expired FR2126218B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46008791A JPS4937527B1 (fr) 1971-02-23 1971-02-23

Publications (2)

Publication Number Publication Date
FR2126218A1 FR2126218A1 (fr) 1972-10-06
FR2126218B1 true FR2126218B1 (fr) 1976-01-16

Family

ID=11702672

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7205209A Expired FR2126218B1 (fr) 1971-02-23 1972-02-16

Country Status (5)

Country Link
US (1) US3763335A (fr)
JP (1) JPS4937527B1 (fr)
CA (1) CA952823A (fr)
FR (1) FR2126218B1 (fr)
GB (1) GB1381888A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2235484C2 (de) * 1972-07-20 1974-08-29 Electroacustic Gmbh, 2300 Kiel Elektromagnetischer Tonabnehmer
US3878342A (en) * 1972-08-18 1975-04-15 Fonofilm Ind A S Replaceable stylus for stereophonic phonograph pickup
DE2303455C3 (de) * 1973-01-25 1975-12-18 Karl 8399 Rotthalmuenster Braun Schallplatten-Tonabnehmer
JPS5122362B2 (fr) * 1973-11-27 1976-07-09
JPS5123893B2 (fr) * 1974-06-11 1976-07-20
US4031336A (en) * 1975-02-10 1977-06-21 Grado Joseph F Electromagnetic pickup with magnetic gap displacement generator
US4072823A (en) * 1975-06-06 1978-02-07 Kabushiki Kaisha Mitachi Onkyo Seisakusho Moving magnet pickup cartridge
JPS5487504A (en) * 1977-12-23 1979-07-12 Alps Electric Co Ltd Electromagnetic pickup cartridge
US4209669A (en) * 1977-12-23 1980-06-24 Nippon Columbia Kabushikikaisha Pick-up cartridge
US4524439A (en) * 1980-04-08 1985-06-18 Victor Company Of Japan, Limited Electromagnetic pickup cartridge with flux sensors mounted above moving magnet
US4320487A (en) * 1980-09-23 1982-03-16 Rca Corporation Video disc stylus control apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE476263A (fr) * 1946-06-21
CH478502A (de) * 1967-06-20 1969-09-15 Audio Technica Kk Tonabnehmerkopf für stereophonische Schallplattenwiedergabe
US3627931A (en) * 1968-01-23 1971-12-14 Nippon Columbia Moving magnet type stereo pickup

Also Published As

Publication number Publication date
GB1381888A (en) 1975-01-29
JPS4937527B1 (fr) 1974-10-09
CA952823A (en) 1974-08-13
DE2208292A1 (de) 1972-09-07
FR2126218A1 (fr) 1972-10-06
DE2208292B2 (de) 1976-05-26
US3763335A (en) 1973-10-02

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Legal Events

Date Code Title Description
ST Notification of lapse