NL6804424A - - Google Patents
Info
- Publication number
- NL6804424A NL6804424A NL6804424A NL6804424A NL6804424A NL 6804424 A NL6804424 A NL 6804424A NL 6804424 A NL6804424 A NL 6804424A NL 6804424 A NL6804424 A NL 6804424A NL 6804424 A NL6804424 A NL 6804424A
- Authority
- NL
- Netherlands
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
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/02—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB05517/68A GB1212243A (en) | 1968-04-01 | 1968-04-01 | Electrostatic pressure loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6804424A true NL6804424A (de) | 1969-10-01 |
Family
ID=10060527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6804424A NL6804424A (de) | 1968-04-01 | 1968-03-29 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3590169A (de) |
| DE (1) | DE1762079B2 (de) |
| GB (1) | GB1212243A (de) |
| NL (1) | NL6804424A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2822680A1 (de) * | 1977-05-31 | 1978-12-14 | Kenkichi Tsukamoto | Elektroakustischer wandler |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5223529U (de) * | 1975-08-06 | 1977-02-18 | ||
| US4776428A (en) * | 1987-11-16 | 1988-10-11 | Belisle Acoustique Inc. | Sound projection system |
| EP3158774A1 (de) * | 2014-06-19 | 2017-04-26 | Clean Energy Labs, LLC | Elektrisch leitfähige membranpumpen/wandler und verfahren zur herstellung und verwendung davon |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US355149A (en) * | 1886-12-28 | Amos emeeson dolbeae | ||
| US3084229A (en) * | 1960-03-11 | 1963-04-02 | Ampex | Electrostatic earphone |
-
1968
- 1968-03-29 NL NL6804424A patent/NL6804424A/xx unknown
- 1968-04-01 GB GB05517/68A patent/GB1212243A/en not_active Expired
- 1968-04-03 DE DE19681762079 patent/DE1762079B2/de not_active Withdrawn
- 1968-04-17 US US722107A patent/US3590169A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2822680A1 (de) * | 1977-05-31 | 1978-12-14 | Kenkichi Tsukamoto | Elektroakustischer wandler |
Also Published As
| Publication number | Publication date |
|---|---|
| US3590169A (en) | 1971-06-29 |
| DE1762079A1 (de) | 1970-04-09 |
| GB1212243A (en) | 1970-11-11 |
| DE1762079B2 (de) | 1971-08-12 |