IT9085637A0 - FILTERING DEVICE FOR HIGH FREQUENCY SPEAKERS - Google Patents
FILTERING DEVICE FOR HIGH FREQUENCY SPEAKERSInfo
- Publication number
- IT9085637A0 IT9085637A0 IT85637A IT8563790A IT9085637A0 IT 9085637 A0 IT9085637 A0 IT 9085637A0 IT 85637 A IT85637 A IT 85637A IT 8563790 A IT8563790 A IT 8563790A IT 9085637 A0 IT9085637 A0 IT 9085637A0
- Authority
- IT
- Italy
- Prior art keywords
- high frequency
- filtering device
- frequency speakers
- speakers
- filtering
- Prior art date
Links
- 238000001914 filtration Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
- H04R3/14—Cross-over networks
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Circuit For Audible Band Transducer (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT08563790A IT1243159B (en) | 1990-11-08 | 1990-11-08 | SPEAKER FILTERING DEVICE FOR HIGH FREQUENCIES |
EP91202795A EP0485010A1 (en) | 1990-11-08 | 1991-10-29 | A filtering device for high frequency loudspeakers |
JP3292801A JPH04267700A (en) | 1990-11-08 | 1991-11-08 | Filtering-device for high-frequency loud speaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT08563790A IT1243159B (en) | 1990-11-08 | 1990-11-08 | SPEAKER FILTERING DEVICE FOR HIGH FREQUENCIES |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9085637A0 true IT9085637A0 (en) | 1990-11-08 |
IT9085637A1 IT9085637A1 (en) | 1992-05-08 |
IT1243159B IT1243159B (en) | 1994-05-24 |
Family
ID=11329385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT08563790A IT1243159B (en) | 1990-11-08 | 1990-11-08 | SPEAKER FILTERING DEVICE FOR HIGH FREQUENCIES |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0485010A1 (en) |
JP (1) | JPH04267700A (en) |
IT (1) | IT1243159B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9319433D0 (en) * | 1993-09-21 | 1993-11-03 | Akhtar Mohammed | Filters |
FR2713431B1 (en) * | 1993-12-01 | 1996-02-16 | Dehaeze Jean Marie | Improvement to the "Power amplifier-speaker enclosure" interface. |
US6115475A (en) * | 1998-07-23 | 2000-09-05 | Diaural, L.L.C. | Capacitor-less crossover network for electro-acoustic loudspeakers |
KR102172489B1 (en) * | 2019-06-25 | 2020-10-30 | 김환 | Crossover Network, Multiway Speaker System and Audio System Using the Same, Frequency Dividing Method of Crossover Network |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3067390A (en) * | 1959-10-07 | 1962-12-04 | Optimation Inc | Low level frequency dividing network |
NL8600901A (en) * | 1986-04-09 | 1987-11-02 | Ir Ronald Jan Geluk | MULTI-WAY SPEAKER SYSTEM. |
-
1990
- 1990-11-08 IT IT08563790A patent/IT1243159B/en active IP Right Grant
-
1991
- 1991-10-29 EP EP91202795A patent/EP0485010A1/en not_active Withdrawn
- 1991-11-08 JP JP3292801A patent/JPH04267700A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
IT1243159B (en) | 1994-05-24 |
JPH04267700A (en) | 1992-09-24 |
EP0485010A1 (en) | 1992-05-13 |
IT9085637A1 (en) | 1992-05-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |