NL228905A - - Google Patents

Info

Publication number: NL228905A
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.)

1958-06-20

Publication of NL228905A publication Critical patent/NL228905A/xx

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 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
NL228905A true NL228905A (en)

Family

ID=19751258

Family Applications (2)

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

Family Applications After (1)

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

Country Status (7)

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

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 (en) *	1975-07-29	1978-01-25	Akg Akustische Kino Geraete	CARTRIDGE
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
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 (en) *	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 (en) *	1949-05-04	1951-10-08	Telefunken Gmbh	Pickups
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 (en) *	1955-07-02	1957-02-28	Telefunken Gmbh	Pickup or cutting box for simultaneous playback or recording of lettering and side writing
NL99355C (en) *	1956-03-16
DE1031536B (en) *	1956-03-16	1958-06-04	Teldec Telefunken Decca	Mechanical-electrical converter for the generation or scanning of a grooved sound track
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

0
- NL NL228905D patent/NL228905A/xx unknown
- NL NL112985D patent/NL112985C/xx active
1959
- 1959-05-20 US US814556A patent/US3576956A/en not_active Expired - Lifetime
- 1959-06-16 DE DEN16856A patent/DE1174085B/en active Pending
- 1959-06-17 ES ES0250197A patent/ES250197A1/en not_active Expired
- 1959-06-17 CH CH7454459A patent/CH384887A/en unknown
- 1959-06-17 GB GB20793/59A patent/GB927149A/en not_active Expired
- 1959-06-19 FR FR797944A patent/FR1227785A/en not_active Expired

Also Published As

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

Publication	Publication Date	Title
JPS353839Y1 (en)	1960-03-02
FR1229356A (en)	1960-09-06
AT217439B (en)	1961-10-10
AT221043B (en)	1962-04-25
AT216771B (en)	1961-08-25
AT216831B (en)	1961-08-25
AT216803B (en)	1961-08-25
AT217982B (en)	1961-11-10
AT219815B (en)	1962-02-26
AT219868B (en)	1962-02-26
AT213631B (en)	1961-02-27
AT213670B (en)	1961-02-27
AT216749B (en)	1961-08-10
AT216612B (en)	1961-08-10
FI42660B (en)	1970-06-01
BE562122A (en)
BE539571A (en)
BE576868A (en)
BE567119A (en)	1960-08-12
BE563683A (en)
BE563346A (en)
BE563272A (en)	1958-01-15
BE563232A (en)
BE562866A (en)
BE538749A (en)