BE377275A - - Google Patents
Info
- Publication number
- BE377275A BE377275A BE377275DA BE377275A BE 377275 A BE377275 A BE 377275A BE 377275D A BE377275D A BE 377275DA BE 377275 A BE377275 A BE 377275A
- 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
-
- 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
- H04R3/14—Cross-over networks
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH159977T | 1931-02-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE377275A true BE377275A (pt-PT) |
Family
ID=4413662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE377275D BE377275A (pt-PT) | 1931-02-11 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE377275A (pt-PT) |
| CH (1) | CH159977A (pt-PT) |
-
0
- BE BE377275D patent/BE377275A/xx unknown
-
1931
- 1931-02-11 CH CH159977D patent/CH159977A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH159977A (de) | 1933-02-15 |