NL6801448A - - Google Patents
Info
- Publication number
- NL6801448A NL6801448A NL6801448A NL6801448A NL6801448A NL 6801448 A NL6801448 A NL 6801448A NL 6801448 A NL6801448 A NL 6801448A NL 6801448 A NL6801448 A NL 6801448A NL 6801448 A NL6801448 A NL 6801448A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K15/00—Acoustics not otherwise provided for
- G10K15/08—Arrangements for producing a reverberation or echo sound
- G10K15/10—Arrangements for producing a reverberation or echo sound using time-delay networks comprising electromechanical or electro-acoustic devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2227/00—Details of public address [PA] systems covered by H04R27/00 but not provided for in any of its subgroups
- H04R2227/007—Electronic adaptation of audio signals to reverberation of the listening space for PA
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6801448A NL6801448A (en) | 1968-02-01 | 1968-02-01 | |
| DE19691903661 DE1903661A1 (en) | 1968-02-01 | 1969-01-25 | Electro-acoustic transmission system with a number of separate transmission channels for a hall |
| SE120169A SE360538B (en) | 1968-02-01 | 1969-01-29 | |
| AT87969A AT289227B (en) | 1968-02-01 | 1969-01-29 | Electro-acoustic transmission system for an auditorium, which contains a number of separate transmission channels |
| CH134969A CH502045A (en) | 1968-02-01 | 1969-01-29 | Electro-acoustic transmission device with a number of separate transmission channels for a hall |
| GB1259512D GB1259512A (en) | 1968-02-01 | 1969-01-29 | |
| FR6901950A FR2001114A1 (en) | 1968-02-01 | 1969-01-30 | |
| CA041527A CA918080A (en) | 1968-02-01 | 1969-01-30 | Electro-acoustical transmission system comprising a number of separate transmission channels for use in auditory |
| BE727701D BE727701A (en) | 1968-02-01 | 1969-01-30 | |
| ES363113A ES363113A1 (en) | 1968-02-01 | 1969-01-30 | An electronic transmission system for employment in a audition room. (Machine-translation by Google Translate, not legally binding) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6801448A NL6801448A (en) | 1968-02-01 | 1968-02-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6801448A true NL6801448A (en) | 1969-08-05 |
Family
ID=19802648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6801448A NL6801448A (en) | 1968-02-01 | 1968-02-01 |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT289227B (en) |
| BE (1) | BE727701A (en) |
| CA (1) | CA918080A (en) |
| CH (1) | CH502045A (en) |
| DE (1) | DE1903661A1 (en) |
| ES (1) | ES363113A1 (en) |
| FR (1) | FR2001114A1 (en) |
| GB (1) | GB1259512A (en) |
| NL (1) | NL6801448A (en) |
| SE (1) | SE360538B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3796832A (en) * | 1972-06-02 | 1974-03-12 | C Jaffe | Sound enhancing system |
| NL7901120A (en) * | 1979-02-13 | 1980-08-15 | Philips Nv | SOUND SYSTEM FOR ARTIFICIAL NAIL. |
| SE418665B (en) * | 1979-10-16 | 1981-06-15 | Gustav Georg Arne Bolin | WAY TO IMPROVE Acoustics in a room |
| DE4218105A1 (en) * | 1992-06-02 | 1993-12-09 | Friedrich Strobel | Public address system synchronised for undistorted sound reprodn. - employs buffer storage and delayed transmission of pulse signals from microphone to array of loudspeakers at different distances |
-
1968
- 1968-02-01 NL NL6801448A patent/NL6801448A/xx unknown
-
1969
- 1969-01-25 DE DE19691903661 patent/DE1903661A1/en active Pending
- 1969-01-29 SE SE120169A patent/SE360538B/xx unknown
- 1969-01-29 CH CH134969A patent/CH502045A/en not_active IP Right Cessation
- 1969-01-29 AT AT87969A patent/AT289227B/en not_active IP Right Cessation
- 1969-01-29 GB GB1259512D patent/GB1259512A/en not_active Expired
- 1969-01-30 CA CA041527A patent/CA918080A/en not_active Expired
- 1969-01-30 FR FR6901950A patent/FR2001114A1/fr active Pending
- 1969-01-30 ES ES363113A patent/ES363113A1/en not_active Expired
- 1969-01-30 BE BE727701D patent/BE727701A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE360538B (en) | 1973-09-24 |
| BE727701A (en) | 1969-07-30 |
| FR2001114A1 (en) | 1969-09-26 |
| GB1259512A (en) | 1972-01-05 |
| CA918080A (en) | 1973-01-02 |
| ES363113A1 (en) | 1970-11-16 |
| CH502045A (en) | 1971-01-15 |
| DE1903661A1 (en) | 1969-09-04 |
| AT289227B (en) | 1971-04-13 |