GB927149A - Improvements in or relating to electro mechanical transducers for recording or playing-back grooved record tracks - Google Patents

Improvements in or relating to electro mechanical transducers for recording or playing-back grooved record tracks

Info

Publication number
GB927149A
GB927149A GB20793/59A GB2079359A GB927149A GB 927149 A GB927149 A GB 927149A GB 20793/59 A GB20793/59 A GB 20793/59A GB 2079359 A GB2079359 A GB 2079359A GB 927149 A GB927149 A GB 927149A
Authority
GB
United Kingdom
Prior art keywords
arm
stylus
fixed
disc
recording
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
GB20793/59A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries 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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB927149A publication Critical patent/GB927149A/en
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
    • H04R19/00—Electrostatic transducers
    • H04R19/06—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R19/10—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
    • 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)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Position Input By Displaying (AREA)
GB20793/59A 1958-06-20 1959-06-17 Improvements in or relating to electro mechanical transducers for recording or playing-back grooved record tracks Expired GB927149A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL228905 1958-06-20

Publications (1)

Publication Number Publication Date
GB927149A true GB927149A (en) 1963-05-29

Family

ID=19751258

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20793/59A Expired GB927149A (en) 1958-06-20 1959-06-17 Improvements in or relating to electro mechanical transducers for recording or playing-back grooved record tracks

Country Status (7)

Country Link
US (1) US3576956A (enrdf_load_stackoverflow)
CH (1) CH384887A (enrdf_load_stackoverflow)
DE (1) DE1174085B (enrdf_load_stackoverflow)
ES (1) ES250197A1 (enrdf_load_stackoverflow)
FR (1) FR1227785A (enrdf_load_stackoverflow)
GB (1) GB927149A (enrdf_load_stackoverflow)
NL (2) NL112985C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630253A (en) * 1977-12-23 1986-12-16 Alps Electric Co., Ltd. Electromagnetic pickup cartridge having elongate core elements

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3904837A (en) * 1972-10-19 1975-09-09 Hitachi Ltd Magnetic pickup cartridge
AT341240B (de) * 1975-07-29 1978-01-25 Akg Akustische Kino Geraete Tonabnehmer

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1520378A (en) * 1920-07-03 1924-12-23 Hugh C Lord Apparatus for recording and reproducing sound
GB336648A (en) * 1929-07-15 1930-10-15 Herbert Edward Holman Improvements in and relating to electrical sound reproducing instruments
GB394325A (en) * 1931-12-14 1933-06-14 Alan Dower Blumlein Improvements in and relating to sound-transmission, sound-recording and sound-reproducing systems
FR747504A (enrdf_load_stackoverflow) * 1931-12-14 1933-06-16
US2114471A (en) * 1936-06-20 1938-04-19 Bell Telephone Labor Inc Sound recording and reproducing system
US2507708A (en) * 1945-12-22 1950-05-16 Pennsylvania Electronics Inc Phonograph pickup having permanent magnet armature
US2507188A (en) * 1947-05-13 1950-05-09 Herbert K Neuber Electrostatic phonograph pickup
DE816311C (de) * 1949-05-04 1951-10-08 Telefunken Gmbh Tonabnehmer
US2875282A (en) * 1953-10-06 1959-02-24 Earl M Reiback Binaural phonograph pickup
US2944117A (en) * 1955-06-20 1960-07-05 Erie Resistor Corp Bender type piezoelectric transducer
DE1003463B (de) * 1955-07-02 1957-02-28 Telefunken Gmbh Tonabnehmer oder Schneiddose zur gleichzeitigen Wiedergabe bzw. Aufnahme von Tiefen- und Seitenschrift
DE1031536B (de) * 1956-03-16 1958-06-04 Teldec Telefunken Decca Mechanisch-elektrischer Wandler fuer die Erzeugung oder Abtastung einer rillenfoermigen Tonspur
NL99355C (enrdf_load_stackoverflow) * 1956-03-16
US3055988A (en) * 1957-04-08 1962-09-25 Shure Bros Magnetic phonograph pickup
DE1076385B (de) * 1958-01-21 1960-02-25 Fonofilm Ind As Mechanisch-elektrischer Wandler fuer die Erzeugung oder Abtastung einer rillenfoermigen Tonspur
US2864897A (en) * 1958-02-17 1958-12-16 Hoffman Electronics Corp Universal phonograph pickup head or the like

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630253A (en) * 1977-12-23 1986-12-16 Alps Electric Co., Ltd. Electromagnetic pickup cartridge having elongate core elements

Also Published As

Publication number Publication date
FR1227785A (fr) 1960-08-24
NL228905A (enrdf_load_stackoverflow)
NL112985C (enrdf_load_stackoverflow)
ES250197A1 (es) 1959-10-01
US3576956A (en) 1971-05-04
DE1174085B (de) 1964-07-16
CH384887A (de) 1965-02-26

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