ATA379877A - SOUND HEADER, WHICH HAS AN APPROXIMATE FREQUENCY-INDEPENDENT DIRECTIONAL CHARACTERISTIC, IN PARTICULAR TONE COLUMN - Google Patents
SOUND HEADER, WHICH HAS AN APPROXIMATE FREQUENCY-INDEPENDENT DIRECTIONAL CHARACTERISTIC, IN PARTICULAR TONE COLUMNInfo
- Publication number
- ATA379877A ATA379877A AT379877A AT379877A ATA379877A AT A379877 A ATA379877 A AT A379877A AT 379877 A AT379877 A AT 379877A AT 379877 A AT379877 A AT 379877A AT A379877 A ATA379877 A AT A379877A
- Authority
- AT
- Austria
- Prior art keywords
- directional characteristic
- approximate frequency
- particular tone
- independent directional
- tone column
- 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU76EE00002437A HU172781B (en) | 1976-09-13 | 1976-09-13 | Acustic radiator with directivity diagram independent of the frequency, in the first place, sound column |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA379877A true ATA379877A (en) | 1980-01-15 |
AT358114B AT358114B (en) | 1980-08-25 |
Family
ID=10995691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT379877A AT358114B (en) | 1976-09-13 | 1977-05-27 | SOUND HEADER, WHICH HAS AN APPROXIMATE FREQUENCY-INDEPENDENT DIRECTIONAL CHARACTERISTIC, IN PARTICULAR TONE COLUMN |
Country Status (7)
Country | Link |
---|---|
AT (1) | AT358114B (en) |
CS (1) | CS229610B2 (en) |
DD (1) | DD129954A5 (en) |
FR (1) | FR2364585A1 (en) |
HU (1) | HU172781B (en) |
PL (1) | PL110722B1 (en) |
YU (1) | YU42288B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3327994A1 (en) * | 1983-07-25 | 1985-02-21 | Helmut 6232 Bad Soden Kremer | Permanent-magnet dynamic loudspeaker with cylindrical radiation |
FR3062233B1 (en) * | 2017-01-24 | 2020-03-20 | L-Acoustics | SOUND BROADCASTING SYSTEM |
FR3072840B1 (en) | 2017-10-23 | 2021-06-04 | L Acoustics | SPACE ARRANGEMENT OF SOUND DISTRIBUTION DEVICES |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE868921C (en) * | 1949-06-05 | 1953-03-02 | Siemens Ag | Loudspeaker combination with differently tuned individual loudspeakers, e.g. B. Tweeter and woofer |
DE1042024B (en) * | 1956-06-23 | 1958-10-30 | Siemens Ag | Loudspeaker arrangement with several loudspeakers arranged in a row or row |
DE1920682B2 (en) * | 1969-04-23 | 1973-08-30 | Siemens AG, 1000 Berlin u 8000 München | SPEAKER COMBINATION WITH GROUPS OF SINGLE SPEAKERS |
-
1976
- 1976-09-13 HU HU76EE00002437A patent/HU172781B/en not_active IP Right Cessation
-
1977
- 1977-05-27 AT AT379877A patent/AT358114B/en not_active IP Right Cessation
- 1977-06-10 DD DD19943277A patent/DD129954A5/en unknown
- 1977-06-13 YU YU147477A patent/YU42288B/en unknown
- 1977-06-16 CS CS396977A patent/CS229610B2/en unknown
- 1977-06-27 PL PL19919277A patent/PL110722B1/en unknown
- 1977-09-09 FR FR7727331A patent/FR2364585A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
YU147477A (en) | 1982-06-30 |
HU172781B (en) | 1978-12-28 |
AT358114B (en) | 1980-08-25 |
FR2364585A1 (en) | 1978-04-07 |
PL110722B1 (en) | 1980-07-31 |
CS229610B2 (en) | 1984-06-18 |
DD129954A5 (en) | 1978-02-15 |
YU42288B (en) | 1988-08-31 |
PL199192A1 (en) | 1978-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee | ||
ELJ | Ceased due to non-payment of the annual fee |