HK74676A - Electromechanical transducers - Google Patents

Electromechanical transducers

Info

Publication number
HK74676A
HK74676A HK746/76*UA HK74676A HK74676A HK 74676 A HK74676 A HK 74676A HK 74676 A HK74676 A HK 74676A HK 74676 A HK74676 A HK 74676A
Authority
HK
Hong Kong
Prior art keywords
electromechanical transducers
transducers
electromechanical
Prior art date
Application number
HK746/76*UA
Original Assignee
Fonofilm Ind A S
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 Fonofilm Ind A S filed Critical Fonofilm Ind A S
Publication of HK74676A publication Critical patent/HK74676A/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
    • 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)
  • Knitting Machines (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
HK746/76*UA 1972-08-18 1976-12-02 Electromechanical transducers HK74676A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US281810A US3878342A (en) 1972-08-18 1972-08-18 Replaceable stylus for stereophonic phonograph pickup

Publications (1)

Publication Number Publication Date
HK74676A true HK74676A (en) 1976-12-10

Family

ID=23078883

Family Applications (1)

Application Number Title Priority Date Filing Date
HK746/76*UA HK74676A (en) 1972-08-18 1976-12-02 Electromechanical transducers

Country Status (6)

Country Link
US (1) US3878342A (en)
JP (2) JPS4960504A (en)
CH (1) CH546528A (en)
DE (2) DE2257284A1 (en)
GB (1) GB1384968A (en)
HK (1) HK74676A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832398Y2 (en) * 1976-04-30 1983-07-18 パイオニア株式会社 Electromagnetic cartridge
JPS538102A (en) * 1976-07-12 1978-01-25 Torio Kk Pickup cartridge
US4272652A (en) * 1978-05-25 1981-06-09 Nippon Atsudenki K.K. Moving coil type stereophonic pickup cartridge
FR2502882A1 (en) * 1981-03-26 1982-10-01 Mimran Guy Record disc reproduction stylus - has needle point in longitudinal axis of stylus supported at centre by suspension in annular magnet

Family Cites Families (5)

* 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
DK124049B (en) * 1969-03-25 1972-09-04 Fonofilm Ind As Magnetic pick-up.
US3694586A (en) * 1969-11-03 1972-09-26 Joseph F Grado Toroidal armature stereophonic pickup
JPS4937527B1 (en) * 1971-02-23 1974-10-09

Also Published As

Publication number Publication date
DE2257284A1 (en) 1974-03-07
CH546528A (en) 1974-02-28
US3878342A (en) 1975-04-15
JPS4960504A (en) 1974-06-12
GB1384968A (en) 1975-02-26
JPS5635595A (en) 1981-04-08
DE7242940U (en) 1973-04-05

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