NL228905A - - Google Patents

Info

Publication number
NL228905A
NL228905A NL228905DA NL228905A NL 228905 A NL228905 A NL 228905A NL 228905D A NL228905D A NL 228905DA NL 228905 A NL228905 A NL 228905A
Authority
NL
Netherlands
Application number
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.)
Publication of NL228905A publication Critical patent/NL228905A/xx

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)
NL228905D 1958-06-20 NL228905A (zh)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NL228905A true NL228905A (zh)

Family

ID=19751258

Family Applications (2)

Application Number Title Priority Date Filing Date
NL112985D NL112985C (zh) 1958-06-20
NL228905D NL228905A (zh) 1958-06-20

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL112985D NL112985C (zh) 1958-06-20

Country Status (7)

Country Link
US (1) US3576956A (zh)
CH (1) CH384887A (zh)
DE (1) DE1174085B (zh)
ES (1) ES250197A1 (zh)
FR (1) FR1227785A (zh)
GB (1) GB927149A (zh)
NL (2) NL228905A (zh)

Families Citing this family (3)

* 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
JPS5487504A (en) * 1977-12-23 1979-07-12 Alps Electric Co Ltd Electromagnetic pickup cartridge

Family Cites Families (15)

* 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
FR747504A (zh) * 1931-12-14 1933-06-16
GB394325A (en) * 1931-12-14 1933-06-14 Alan Dower Blumlein Improvements in and relating to sound-transmission, sound-recording and sound-reproducing systems
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 (zh) * 1956-03-16
US3055988A (en) * 1957-04-08 1962-09-25 Shure Bros Magnetic phonograph pickup
US2864897A (en) * 1958-02-17 1958-12-16 Hoffman Electronics Corp Universal phonograph pickup head or the like

Also Published As

Publication number Publication date
ES250197A1 (es) 1959-10-01
GB927149A (en) 1963-05-29
FR1227785A (fr) 1960-08-24
NL112985C (zh)
DE1174085B (de) 1964-07-16
US3576956A (en) 1971-05-04
CH384887A (de) 1965-02-26

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