FR2589661B3 - SOUND BROADCASTING APPARATUS - Google Patents
SOUND BROADCASTING APPARATUSInfo
- Publication number
- FR2589661B3 FR2589661B3 FR8516109A FR8516109A FR2589661B3 FR 2589661 B3 FR2589661 B3 FR 2589661B3 FR 8516109 A FR8516109 A FR 8516109A FR 8516109 A FR8516109 A FR 8516109A FR 2589661 B3 FR2589661 B3 FR 2589661B3
- Authority
- FR
- France
- Prior art keywords
- broadcasting apparatus
- sound broadcasting
- sound
- broadcasting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/08—Constructional details, e.g. cabinet
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0052—Audio or video equipment, e.g. televisions, telephones, cameras or computers; Remote control devices therefor
- F21V33/0056—Audio equipment, e.g. music instruments, radios or speakers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Structure Of Receivers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8516109A FR2589661B3 (en) | 1985-10-30 | 1985-10-30 | SOUND BROADCASTING APPARATUS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8516109A FR2589661B3 (en) | 1985-10-30 | 1985-10-30 | SOUND BROADCASTING APPARATUS |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2589661A1 FR2589661A1 (en) | 1987-05-07 |
FR2589661B3 true FR2589661B3 (en) | 1988-01-15 |
Family
ID=9324350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8516109A Expired FR2589661B3 (en) | 1985-10-30 | 1985-10-30 | SOUND BROADCASTING APPARATUS |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2589661B3 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2812148Y (en) * | 2005-05-09 | 2006-08-30 | 陈仕群 | Emergency alarm lamp bulb with video camera function |
FR2944856B1 (en) * | 2009-04-27 | 2013-05-10 | Delling Expo | LIGHTING AND SOUND DEVICE |
-
1985
- 1985-10-30 FR FR8516109A patent/FR2589661B3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2589661A1 (en) | 1987-05-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |