BE370615A - - Google Patents
Info
- Publication number
- BE370615A BE370615A BE370615DA BE370615A BE 370615 A BE370615 A BE 370615A BE 370615D A BE370615D A BE 370615DA BE 370615 A BE370615 A BE 370615A
- Authority
- BE
- Belgium
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
- H04R19/00—Electrostatic transducers
- H04R19/02—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US695243XA | 1929-05-27 | 1929-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE370615A true BE370615A (OSRAM) |
Family
ID=22089559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE370615D BE370615A (OSRAM) | 1929-05-27 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE370615A (OSRAM) |
| DE (1) | DE551949C (OSRAM) |
| FR (1) | FR695243A (OSRAM) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE964999C (de) * | 1954-10-24 | 1957-05-29 | Telefunken Gmbh | Einrichtung zur Umwandlung von mechanischen Bewegungen in elektrische Spannungen und umgekehrt, insbesondere in der Elektroakustik |
| US2934611A (en) * | 1955-11-09 | 1960-04-26 | Pickering Associates Inc | Electrostatic speaker |
| DE1117334B (de) * | 1957-07-02 | 1961-11-16 | Bendix Corp | Schaltungsanordnung zur Erzielung einer gleichmaessigen Belastung der Wechselstromspeisequelle bei Ultraschallschwingern |
| US2934612A (en) * | 1957-10-24 | 1960-04-26 | Walter O Stanton | Electrostatic speaker |
| US4323736A (en) * | 1980-08-11 | 1982-04-06 | Strickland James C | Step-up circuit for driving full-range-element electrostatic loudspeakers |
-
0
- BE BE370615D patent/BE370615A/xx unknown
-
1930
- 1930-05-03 DE DE1930551949D patent/DE551949C/de not_active Expired
- 1930-05-06 FR FR695243D patent/FR695243A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE551949C (de) | 1932-06-08 |
| FR695243A (fr) | 1930-12-12 |