DD122616A1 - - Google Patents
Info
- Publication number
- DD122616A1 DD122616A1 DD190232A DD19023275A DD122616A1 DD 122616 A1 DD122616 A1 DD 122616A1 DD 190232 A DD190232 A DD 190232A DD 19023275 A DD19023275 A DD 19023275A DD 122616 A1 DD122616 A1 DD 122616A1
- Authority
- DD
- German Democratic Republic
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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/046—Construction
- H04R9/047—Construction in which the windings of the moving coil lay in the same plane
- H04R9/048—Construction in which the windings of the moving coil lay in the same plane of the ribbon type
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU7502090006A SU575990A1 (ru) | 1975-01-14 | 1975-01-14 | Способ намагничивани магнитной системы ленточного громкоговорител |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD122616A1 true DD122616A1 (fr) | 1976-10-12 |
Family
ID=20605364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD190232A DD122616A1 (fr) | 1975-01-14 | 1975-12-17 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4049926A (fr) |
| CS (1) | CS176967B1 (fr) |
| DD (1) | DD122616A1 (fr) |
| DE (1) | DE2558492C3 (fr) |
| GB (1) | GB1491820A (fr) |
| HU (1) | HU173081B (fr) |
| SE (1) | SE402514B (fr) |
| SU (1) | SU575990A1 (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54151823A (en) * | 1978-05-22 | 1979-11-29 | Sony Corp | Electroacoustic converter |
| US4319096A (en) * | 1980-03-13 | 1982-03-09 | Winey James M | Line radiator ribbon loudspeaker |
| US4550228A (en) * | 1983-02-22 | 1985-10-29 | Apogee Acoustics, Inc. | Ribbon speaker system |
| US6434252B1 (en) * | 1999-09-20 | 2002-08-13 | Royer Labs | Ribbon microphone |
| US6771462B1 (en) * | 1999-09-20 | 2004-08-03 | Seagate Technology Llc | Perpendicular recording head including concave tip |
| DE102006009916A1 (de) * | 2006-03-03 | 2007-09-06 | Raimund Mundorf | Magnetsystem und Treiber zur Erzeugung von Zylinderwellen |
| US8116512B2 (en) * | 2006-09-14 | 2012-02-14 | Bohlender Graebener Corporation | Planar speaker driver |
| US8031901B2 (en) * | 2006-09-14 | 2011-10-04 | Bohlender Graebener Corporation | Planar speaker driver |
| US9877110B2 (en) | 2014-12-29 | 2018-01-23 | Michael Patrick Timmins | Ribbon support system for electrodynamic microphone |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2476396A (en) * | 1939-12-28 | 1949-07-19 | Rca Corp | Magnetic equalization of sensitivity in ribbon microphone assemblies |
| US2673251A (en) * | 1948-06-26 | 1954-03-23 | Rca Corp | Means for preventing infiltration of magnetic dirt particles into the air gap between poles of microphone magnetic structures |
| US3383476A (en) * | 1965-03-17 | 1968-05-14 | Rca Corp | Sound translating apparatus |
-
1975
- 1975-01-14 SU SU7502090006A patent/SU575990A1/ru active
- 1975-12-17 HU HU75KA1453A patent/HU173081B/hu unknown
- 1975-12-17 DD DD190232A patent/DD122616A1/xx unknown
- 1975-12-22 SE SE7514527A patent/SE402514B/xx unknown
- 1975-12-22 GB GB52316/75A patent/GB1491820A/en not_active Expired
- 1975-12-23 CS CS8847A patent/CS176967B1/cs unknown
- 1975-12-24 DE DE2558492A patent/DE2558492C3/de not_active Expired
-
1976
- 1976-01-05 US US05/646,546 patent/US4049926A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CS176967B1 (fr) | 1977-07-29 |
| US4049926A (en) | 1977-09-20 |
| GB1491820A (en) | 1977-11-16 |
| DE2558492B2 (de) | 1978-05-18 |
| DE2558492A1 (de) | 1976-07-15 |
| DE2558492C3 (de) | 1978-12-21 |
| SU575990A1 (ru) | 1978-08-05 |
| SE7514527L (sv) | 1976-07-15 |
| SE402514B (sv) | 1978-07-03 |
| HU173081B (hu) | 1979-02-28 |