CH264765A - Microphone. - Google Patents
Microphone.Info
- Publication number
- CH264765A CH264765A CH264765DA CH264765A CH 264765 A CH264765 A CH 264765A CH 264765D A CH264765D A CH 264765DA CH 264765 A CH264765 A CH 264765A
- Authority
- CH
- Switzerland
- Prior art keywords
- microphone
- Prior art date
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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/08—Microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB264765X | 1945-12-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH264765A true CH264765A (en) | 1949-10-31 |
Family
ID=10244249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH264765D CH264765A (en) | 1945-12-11 | 1946-12-11 | Microphone. |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE475383A (en) |
CH (1) | CH264765A (en) |
ES (1) | ES177012A1 (en) |
GB (1) | GB626453A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1121117B (en) * | 1957-09-18 | 1962-01-04 | Holmberg & Co | Small speaker with a specific frequency response |
-
0
- BE BE475383D patent/BE475383A/xx unknown
-
1945
- 1945-12-11 GB GB33459/45A patent/GB626453A/en not_active Expired
-
1946
- 1946-12-11 CH CH264765D patent/CH264765A/en unknown
-
1947
- 1947-02-28 ES ES177012A patent/ES177012A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB626453A (en) | 1949-07-15 |
ES177012A1 (en) | 1947-04-16 |
BE475383A (en) |
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