JPS4927441B1 - - Google Patents

Info

Publication number
JPS4927441B1
JPS4927441B1 JP45024501A JP2450170A JPS4927441B1 JP S4927441 B1 JPS4927441 B1 JP S4927441B1 JP 45024501 A JP45024501 A JP 45024501A JP 2450170 A JP2450170 A JP 2450170A JP S4927441 B1 JPS4927441 B1 JP S4927441B1
Authority
JP
Japan
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.)
Pending
Application number
JP45024501A
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 filed Critical
Publication of JPS4927441B1 publication Critical patent/JPS4927441B1/ja
Pending 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
    • 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
    • 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
JP45024501A 1969-03-25 1970-03-25 Pending JPS4927441B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK163669AA DK124049B (da) 1969-03-25 1969-03-25 Magnetisk pick-up.

Publications (1)

Publication Number Publication Date
JPS4927441B1 true JPS4927441B1 (ja) 1974-07-18

Family

ID=8106759

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45024501A Pending JPS4927441B1 (ja) 1969-03-25 1970-03-25

Country Status (10)

Country Link
US (1) US3700829A (ja)
JP (1) JPS4927441B1 (ja)
CH (1) CH522996A (ja)
DK (1) DK124049B (ja)
FR (1) FR2033011A5 (ja)
GB (1) GB1293636A (ja)
HK (1) HK64276A (ja)
NL (1) NL7003987A (ja)
NO (1) NO126413B (ja)
SE (1) SE341968B (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683128A (en) * 1970-06-29 1972-08-08 Joseph F Grado Flux-bridging stereophonic pickup
DE2230203C2 (de) * 1972-06-21 1974-07-04 Electroacustic Gmbh, 2300 Kiel Elektromagnetischer Tonabnehmer, vorzugsweise zur Wiedergabe von quadrofonischen Schallaufnahmen
US3878342A (en) * 1972-08-18 1975-04-15 Fonofilm Ind A S Replaceable stylus for stereophonic phonograph pickup
US3846592A (en) * 1973-03-29 1974-11-05 W Stanton Phonograph pickup cartridge for four channel recordings
US3881073A (en) * 1973-11-12 1975-04-29 Joseph F Grado Replaceable stylus-lever generator module for an electromagnetic cartridge
US4103116A (en) * 1974-12-05 1978-07-25 Nippon Gakki Seizo Kabushiki Kaisha Pickup cartridge with moving magnet armature
US4031336A (en) * 1975-02-10 1977-06-21 Grado Joseph F Electromagnetic pickup with magnetic gap displacement generator
US4037060A (en) * 1975-07-09 1977-07-19 Nippon Atsudenki Kabushiki Kaisha T/A Japan Piezo Co., Ltd. Stereophonic pickup cartridge
US4221937A (en) * 1978-08-10 1980-09-09 Fidelity-Research, Inc. Moving iron type cartridge
JPS5550800A (en) * 1978-10-06 1980-04-12 Audio Technica Corp Movable coil type pick up cartridge
US7408433B1 (en) * 2007-01-12 2008-08-05 Saia-Burgess Inc. Electromagnetically actuated bistable magnetic latching pin lock

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3294405A (en) * 1963-12-11 1966-12-27 Audio Dynamics Corp Phonograph pick-up
US3538266A (en) * 1967-10-06 1970-11-03 Micro Seiki Co Ltd Magnetic pickup with inducing magnet axially aligned with the armature

Also Published As

Publication number Publication date
SE341968B (ja) 1972-01-17
GB1293636A (en) 1972-10-18
DE2007469A1 (de) 1970-10-08
US3700829A (en) 1972-10-24
DE2007469B2 (de) 1975-08-21
HK64276A (en) 1976-10-22
FR2033011A5 (ja) 1970-11-27
CH522996A (de) 1972-05-15
DK124049B (da) 1972-09-04
NL7003987A (ja) 1970-09-29
NO126413B (ja) 1973-01-29

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