DE1276729B - Mikrofoneinheit aus einem Kondensatormikrofon und einem Transistorverstaerker - Google Patents
Mikrofoneinheit aus einem Kondensatormikrofon und einem TransistorverstaerkerInfo
- Publication number
- DE1276729B DE1276729B DE1964N0025465 DEN0025465A DE1276729B DE 1276729 B DE1276729 B DE 1276729B DE 1964N0025465 DE1964N0025465 DE 1964N0025465 DE N0025465 A DEN0025465 A DE N0025465A DE 1276729 B DE1276729 B DE 1276729B
- Authority
- DE
- Germany
- Prior art keywords
- microphone
- transistor
- unit according
- condenser
- transistor amplifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 22
- 239000002775 capsule Substances 0.000 claims description 17
- 239000003990 capacitor Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 12
- 230000005669 field effect Effects 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 2
- 238000004382 potting Methods 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 9
- 238000010168 coupling process Methods 0.000 description 9
- 238000005859 coupling reaction Methods 0.000 description 9
- 239000012528 membrane Substances 0.000 description 7
- 238000005192 partition Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 230000010287 polarization Effects 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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
- H04R19/01—Electrostatic transducers characterised by the use of electrets
- H04R19/016—Electrostatic transducers characterised by the use of electrets for microphones
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
- H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
- H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
- H03F3/185—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only with field-effect devices
- H03F3/1855—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only with field-effect devices with junction-FET devices
-
- 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
- H04R19/04—Microphones
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Power Engineering (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA883849 | 1963-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1276729B true DE1276729B (de) | 1968-09-05 |
Family
ID=4141799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1964N0025465 Pending DE1276729B (de) | 1963-09-04 | 1964-09-04 | Mikrofoneinheit aus einem Kondensatormikrofon und einem Transistorverstaerker |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1276729B (enrdf_load_stackoverflow) |
| GB (1) | GB1084018A (enrdf_load_stackoverflow) |
| NL (1) | NL6410259A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2572616A1 (fr) * | 1984-10-30 | 1986-05-02 | Thomson Csf | Transducteur electro-acoustique a diaphragme piezoelectrique |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2497433A1 (fr) * | 1980-12-31 | 1982-07-02 | Thomson Csf Mat Tel | Circuit de liaison d'un microphone actif, en particulier a electret a un circuit de transmission telephonique |
| RU2267236C2 (ru) * | 2003-08-28 | 2005-12-27 | Пинский Александр Генахович | Способ формирования характеристик конденсаторного микрофона и устройство для его осуществления |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1110230B (de) * | 1956-04-09 | 1961-07-06 | Phil Habil Oskar Vierling Dr | Anordnung zum Betrieb von Kondensator-mikrofonen an Transistorverstaerkern |
-
1964
- 1964-09-03 NL NL6410259A patent/NL6410259A/xx unknown
- 1964-09-04 GB GB3644164A patent/GB1084018A/en not_active Expired
- 1964-09-04 DE DE1964N0025465 patent/DE1276729B/de active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1110230B (de) * | 1956-04-09 | 1961-07-06 | Phil Habil Oskar Vierling Dr | Anordnung zum Betrieb von Kondensator-mikrofonen an Transistorverstaerkern |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2572616A1 (fr) * | 1984-10-30 | 1986-05-02 | Thomson Csf | Transducteur electro-acoustique a diaphragme piezoelectrique |
| EP0180518A1 (fr) * | 1984-10-30 | 1986-05-07 | Thomson-Csf | Transducteur électroacoustique à diaphragme piézoélectrique |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1084018A (en) | 1967-09-20 |
| NL6410259A (enrdf_load_stackoverflow) | 1965-03-05 |
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