DE2113863A1 - - Google Patents
Info
- Publication number
- DE2113863A1 DE2113863A1 DE19712113863 DE2113863A DE2113863A1 DE 2113863 A1 DE2113863 A1 DE 2113863A1 DE 19712113863 DE19712113863 DE 19712113863 DE 2113863 A DE2113863 A DE 2113863A DE 2113863 A1 DE2113863 A1 DE 2113863A1
- Authority
- DE
- Germany
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- H03F3/187—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only in integrated circuits
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Multimedia (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT3131470 | 1970-11-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2113863B2 DE2113863B2 (de) | 1972-02-03 |
DE2113863A1 true DE2113863A1 (en:Method) | 1972-02-03 |
Family
ID=11233444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19712113863 Withdrawn DE2113863B2 (de) | 1970-11-03 | 1971-03-23 | Direkt von der gleichgerichteten netzspannung gespeister niederfrequenzverstaerker |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2113863B2 (en:Method) |
ES (1) | ES389946A1 (en:Method) |
FR (1) | FR2112965A5 (en:Method) |
GB (1) | GB1301053A (en:Method) |
-
1971
- 1971-03-23 DE DE19712113863 patent/DE2113863B2/de not_active Withdrawn
- 1971-03-27 ES ES389946A patent/ES389946A1/es not_active Expired
- 1971-06-04 GB GB1897571A patent/GB1301053A/en not_active Expired
- 1971-09-17 FR FR7133553A patent/FR2112965A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1301053A (en) | 1972-12-29 |
FR2112965A5 (en:Method) | 1972-06-23 |
DE2113863B2 (de) | 1972-02-03 |
ES389946A1 (es) | 1973-06-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BHN | Withdrawal |