BE474900A - - Google Patents
Info
- Publication number
- BE474900A BE474900A BE474900DA BE474900A BE 474900 A BE474900 A BE 474900A BE 474900D A BE474900D A BE 474900DA BE 474900 A BE474900 A BE 474900A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/02—Manually-operated control
- H03G3/04—Manually-operated control in untuned amplifiers
- H03G3/06—Manually-operated control in untuned amplifiers having discharge tubes
- H03G3/08—Manually-operated control in untuned amplifiers having discharge tubes incorporating negative feedback
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL261227X | 1946-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE474900A true BE474900A (US07816562-20101019-C00012.png) |
Family
ID=19781519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE474900D BE474900A (US07816562-20101019-C00012.png) | 1946-07-31 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE474900A (US07816562-20101019-C00012.png) |
| CH (1) | CH261227A (US07816562-20101019-C00012.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE857646C (de) * | 1950-03-15 | 1952-12-01 | Mix & Genest Ag | Verstaerkerschaltung mit kombinierter Strom- und Spannungs-gegenkopplung |
| DE1078176B (de) * | 1955-08-27 | 1960-03-24 | Nordwestdeutscher Rundfunk I L | Zweistufiger Verstaerker mit Spannungsgegenkopplung und Strommitkopplung |
-
0
- BE BE474900D patent/BE474900A/xx unknown
-
1947
- 1947-07-30 CH CH261227D patent/CH261227A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH261227A (de) | 1949-04-30 |
