BE575967A - Cellule pour phonographe stéréophonique - Google Patents
Cellule pour phonographe stéréophoniqueInfo
- Publication number
- BE575967A BE575967A BE575967A BE575967A BE575967A BE 575967 A BE575967 A BE 575967A BE 575967 A BE575967 A BE 575967A BE 575967 A BE575967 A BE 575967A BE 575967 A BE575967 A BE 575967A
- Authority
- BE
- Belgium
- Prior art keywords
- cartridge
- stereophonic phonograph
- phonograph
- stereophonic
- Prior art date
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)
- Moving Of Heads (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US717943A US3118978A (en) | 1958-02-27 | 1958-02-27 | Magnetic stereophonic phonograph cartridge |
Publications (1)
Publication Number | Publication Date |
---|---|
BE575967A true BE575967A (fr) | 1959-06-15 |
Family
ID=24884153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE575967A BE575967A (fr) | 1958-02-27 | 1959-02-21 | Cellule pour phonographe stéréophonique |
Country Status (5)
Country | Link |
---|---|
US (1) | US3118978A (fr) |
BE (1) | BE575967A (fr) |
CH (1) | CH368323A (fr) |
DE (1) | DE1829203U (fr) |
FR (1) | FR1225144A (fr) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB334551A (en) * | 1929-06-05 | 1930-09-05 | British Thomson Houston Co Ltd | Improvements relating to electro-magnetic gramophone pick-ups or recorders |
FR747504A (fr) * | 1931-12-14 | 1933-06-16 | ||
US2114471A (en) * | 1936-06-20 | 1938-04-19 | Bell Telephone Labor Inc | Sound recording and reproducing system |
US2554209A (en) * | 1945-12-29 | 1951-05-22 | Gen Electric | Dual stylus phonograph pickup for multispeed record players |
US2776342A (en) * | 1951-10-25 | 1957-01-01 | Gen Electric | High fidelity phonograph stylus assembly |
US2875282A (en) * | 1953-10-06 | 1959-02-24 | Earl M Reiback | Binaural phonograph pickup |
BE551699A (fr) * | 1955-10-13 | |||
US2864897A (en) * | 1958-02-17 | 1958-12-16 | Hoffman Electronics Corp | Universal phonograph pickup head or the like |
-
1958
- 1958-02-27 US US717943A patent/US3118978A/en not_active Expired - Lifetime
-
1959
- 1959-02-21 BE BE575967A patent/BE575967A/fr unknown
- 1959-02-25 CH CH7001759A patent/CH368323A/de unknown
- 1959-02-26 DE DEG19512U patent/DE1829203U/de not_active Expired
- 1959-02-27 FR FR787889A patent/FR1225144A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH368323A (de) | 1963-03-31 |
US3118978A (en) | 1964-01-21 |
FR1225144A (fr) | 1960-06-29 |
DE1829203U (de) | 1961-04-06 |
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