DK139500B - Pick-up til aftastning af mekanisk modulerede riller. - Google Patents

Pick-up til aftastning af mekanisk modulerede riller.

Info

Publication number
DK139500B
DK139500B DK277875AA DK277875A DK139500B DK 139500 B DK139500 B DK 139500B DK 277875A A DK277875A A DK 277875AA DK 277875 A DK277875 A DK 277875A DK 139500 B DK139500 B DK 139500B
Authority
DK
Denmark
Prior art keywords
pick
mechanically modulated
modulated grooves
scanning mechanically
scanning
Prior art date
Application number
DK277875AA
Other languages
Danish (da)
English (en)
Other versions
DK139500C (fr
DK277875A (fr
Inventor
Werner Fidi
Original Assignee
Akg Akustische Kino Geraete
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 Akg Akustische Kino Geraete filed Critical Akg Akustische Kino Geraete
Publication of DK277875A publication Critical patent/DK277875A/da
Publication of DK139500B publication Critical patent/DK139500B/da
Application granted granted Critical
Publication of DK139500C publication Critical patent/DK139500C/da

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Sliding-Contact Bearings (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
  • Springs (AREA)
DK277875AA 1974-06-20 1975-06-19 Pick-up til aftastning af mekanisk modulerede riller. DK139500B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT513774A AT341798B (de) 1974-06-20 1974-06-20 Elastische lagerung fur tonabnehmernadeln

Publications (3)

Publication Number Publication Date
DK277875A DK277875A (fr) 1975-12-21
DK139500B true DK139500B (da) 1979-02-26
DK139500C DK139500C (fr) 1980-08-25

Family

ID=3572342

Family Applications (1)

Application Number Title Priority Date Filing Date
DK277875AA DK139500B (da) 1974-06-20 1975-06-19 Pick-up til aftastning af mekanisk modulerede riller.

Country Status (14)

Country Link
US (1) US4054758A (fr)
JP (1) JPS5116902A (fr)
AT (1) AT341798B (fr)
AU (1) AU502885B2 (fr)
BE (1) BE830444A (fr)
CA (1) CA1069057A (fr)
CH (1) CH591199A5 (fr)
DE (1) DE2526903C2 (fr)
DK (1) DK139500B (fr)
ES (1) ES438691A1 (fr)
FR (1) FR2275840A1 (fr)
GB (1) GB1488053A (fr)
IT (1) IT1039088B (fr)
NL (1) NL7507293A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4209669A (en) * 1977-12-23 1980-06-24 Nippon Columbia Kabushikikaisha Pick-up cartridge
US4140321A (en) * 1978-04-04 1979-02-20 Pickering & Company, Inc. Phonograph cartridge replaceable stylus assembly
US4241241A (en) * 1978-11-20 1980-12-23 Janice K. Scarpitti Electromechanical record disk dynamic range expander
AT372534B (de) * 1981-09-24 1983-10-25 Akg Akustische Kino Geraete Tonnadel fuer stereotonabnehmer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE690377C (de) * 1932-08-02 1940-04-24 Adolf Braun Elektromagnetischer Tonabnehmer
US2483196A (en) * 1947-04-11 1949-09-27 Bendix Aviat Corp Phono-pickup
US3040136A (en) * 1959-01-14 1962-06-19 Joseph F Grado Electro-mechanical transducer
US3538266A (en) * 1967-10-06 1970-11-03 Micro Seiki Co Ltd Magnetic pickup with inducing magnet axially aligned with the armature
DE1960545A1 (de) * 1968-12-16 1970-06-25 Huber & Co Tonwiedergabekopf mit einem auswechselbaren Nadeltraeger
JPS5039127Y2 (fr) * 1971-11-15 1975-11-11

Also Published As

Publication number Publication date
AT341798B (de) 1978-02-27
DE2526903A1 (de) 1976-01-08
IT1039088B (it) 1979-12-10
JPS5116902A (fr) 1976-02-10
FR2275840B1 (fr) 1981-01-23
NL7507293A (nl) 1975-12-23
US4054758A (en) 1977-10-18
CA1069057A (fr) 1980-01-01
CH591199A5 (fr) 1977-09-15
DE2526903C2 (de) 1984-08-16
ATA513774A (de) 1977-06-15
AU8220175A (en) 1976-12-23
DK139500C (fr) 1980-08-25
ES438691A1 (es) 1977-02-16
BE830444A (fr) 1975-10-16
GB1488053A (en) 1977-10-05
AU502885B2 (en) 1979-08-09
FR2275840A1 (fr) 1976-01-16
DK277875A (fr) 1975-12-21

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment
PBP Patent lapsed