AT303143B - Eingangsschaltung für Kondensatormikrophone - Google Patents
Eingangsschaltung für KondensatormikrophoneInfo
- Publication number
- AT303143B AT303143B AT873470A AT873470A AT303143B AT 303143 B AT303143 B AT 303143B AT 873470 A AT873470 A AT 873470A AT 873470 A AT873470 A AT 873470A AT 303143 B AT303143 B AT 303143B
- Authority
- AT
- Austria
- Prior art keywords
- input circuit
- condenser microphones
- microphones
- condenser
- input
- 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
- H04R19/00—Electrostatic transducers
- H04R19/04—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Amplifiers (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT873470A AT303143B (de) | 1970-09-28 | 1970-09-28 | Eingangsschaltung für Kondensatormikrophone |
| DE19712147913 DE2147913A1 (de) | 1970-09-28 | 1971-09-25 | Eingangsschaltung für Kondensator mikrophone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT873470A AT303143B (de) | 1970-09-28 | 1970-09-28 | Eingangsschaltung für Kondensatormikrophone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT303143B true AT303143B (de) | 1972-11-10 |
Family
ID=3608087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT873470A AT303143B (de) | 1970-09-28 | 1970-09-28 | Eingangsschaltung für Kondensatormikrophone |
Country Status (2)
| Country | Link |
|---|---|
| AT (1) | AT303143B (de) |
| DE (1) | DE2147913A1 (de) |
-
1970
- 1970-09-28 AT AT873470A patent/AT303143B/de not_active IP Right Cessation
-
1971
- 1971-09-25 DE DE19712147913 patent/DE2147913A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2147913A1 (de) | 1972-03-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |