IT1039088B - Fonorilevatorg per l esplorazione acustica di solchi modulati meccanicamente con putina rilevatrice - Google Patents
Fonorilevatorg per l esplorazione acustica di solchi modulati meccanicamente con putina rilevatriceInfo
- Publication number
- IT1039088B IT1039088B IT24505/75A IT2450575A IT1039088B IT 1039088 B IT1039088 B IT 1039088B IT 24505/75 A IT24505/75 A IT 24505/75A IT 2450575 A IT2450575 A IT 2450575A IT 1039088 B IT1039088 B IT 1039088B
- Authority
- IT
- Italy
- Prior art keywords
- fonorilevatorg
- detector
- mechanically modulated
- acoustic exploration
- modulated grooves
- 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
-
- 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)
- A Measuring Device Byusing Mechanical Method (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Sliding-Contact Bearings (AREA)
- Springs (AREA)
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 (1)
| Publication Number | Publication Date |
|---|---|
| IT1039088B true IT1039088B (it) | 1979-12-10 |
Family
ID=3572342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT24505/75A IT1039088B (it) | 1974-06-20 | 1975-06-18 | Fonorilevatorg per l esplorazione acustica di solchi modulati meccanicamente con putina rilevatrice |
Country Status (14)
Families Citing this family (4)
| 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)
| 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 (US20020128544A1-20020912-P00008.png) * | 1971-11-15 | 1975-11-11 |
-
1974
- 1974-06-20 AT AT513774A patent/AT341798B/de not_active IP Right Cessation
-
1975
- 1975-06-12 CA CA229,207A patent/CA1069057A/en not_active Expired
- 1975-06-16 DE DE2526903A patent/DE2526903C2/de not_active Expired
- 1975-06-16 GB GB25634/75A patent/GB1488053A/en not_active Expired
- 1975-06-16 FR FR7518784A patent/FR2275840A1/fr active Granted
- 1975-06-18 AU AU82201/75A patent/AU502885B2/en not_active Expired
- 1975-06-18 IT IT24505/75A patent/IT1039088B/it active
- 1975-06-19 DK DK277875AA patent/DK139500B/da not_active IP Right Cessation
- 1975-06-19 BE BE157512A patent/BE830444A/xx unknown
- 1975-06-19 CH CH801475A patent/CH591199A5/xx not_active IP Right Cessation
- 1975-06-19 ES ES438691A patent/ES438691A1/es not_active Expired
- 1975-06-19 JP JP50075014A patent/JPS5116902A/ja active Pending
- 1975-06-19 NL NL7507293A patent/NL7507293A/xx not_active Application Discontinuation
-
1976
- 1976-11-01 US US05/737,337 patent/US4054758A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4054758A (en) | 1977-10-18 |
| BE830444A (fr) | 1975-10-16 |
| ATA513774A (de) | 1977-06-15 |
| AT341798B (de) | 1978-02-27 |
| FR2275840A1 (fr) | 1976-01-16 |
| AU8220175A (en) | 1976-12-23 |
| FR2275840B1 (US20020128544A1-20020912-P00008.png) | 1981-01-23 |
| ES438691A1 (es) | 1977-02-16 |
| DE2526903A1 (de) | 1976-01-08 |
| AU502885B2 (en) | 1979-08-09 |
| DK139500B (da) | 1979-02-26 |
| CH591199A5 (US20020128544A1-20020912-P00008.png) | 1977-09-15 |
| DK139500C (US20020128544A1-20020912-P00008.png) | 1980-08-25 |
| DK277875A (US20020128544A1-20020912-P00008.png) | 1975-12-21 |
| JPS5116902A (US20020128544A1-20020912-P00008.png) | 1976-02-10 |
| DE2526903C2 (de) | 1984-08-16 |
| CA1069057A (en) | 1980-01-01 |
| GB1488053A (en) | 1977-10-05 |
| NL7507293A (nl) | 1975-12-23 |
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