BE451710A - - Google Patents
Info
- Publication number
- BE451710A BE451710A BE451710DA BE451710A BE 451710 A BE451710 A BE 451710A BE 451710D A BE451710D A BE 451710DA BE 451710 A BE451710 A BE 451710A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
-
- 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
- H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL238929X | 1942-08-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE451710A true BE451710A (de) |
Family
ID=19780431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE451710D BE451710A (de) | 1942-08-14 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE451710A (de) |
| CH (1) | CH238929A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1040076B (de) * | 1957-06-29 | 1958-10-02 | Graetz Kommanditgesellschaft | Verzoegerungssystem zur Erzielung einer akustischen Nachhallwirkung bei Rundfunk- und/oder Fernsehgeraeten |
| NL298464A (de) * | 1963-06-21 | |||
| NL294600A (de) * | 1963-06-26 | |||
| DE2345544C3 (de) * | 1972-09-11 | 1976-12-23 | Matsushita Electric Ind Co Ltd | Schallwiedergabesystem |
-
0
- BE BE451710D patent/BE451710A/xx unknown
-
1943
- 1943-08-14 CH CH238929D patent/CH238929A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH238929A (de) | 1945-08-31 |