DE1248704B - - Google Patents
Info
- Publication number
- DE1248704B DE1248704B DEF33791A DE1248704DA DE1248704B DE 1248704 B DE1248704 B DE 1248704B DE F33791 A DEF33791 A DE F33791A DE 1248704D A DE1248704D A DE 1248704DA DE 1248704 B DE1248704 B DE 1248704B
- Authority
- DE
- Germany
- Prior art keywords
- circuit
- resistor
- diodes
- circuit elements
- transistor
- 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
- 239000003990 capacitor Substances 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims 1
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1248704B true DE1248704B (OSRAM) | 1967-08-31 |
Family
ID=603051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEF33791A Pending DE1248704B (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE1248704B (OSRAM) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2205117A1 (de) * | 1971-02-08 | 1972-08-24 | Rca Corp | Regelbarer Verstärker |
| DE2211325A1 (de) * | 1971-03-27 | 1972-10-12 | Philips Nv | Leitungsverstarker |
| DE2543090A1 (de) * | 1975-09-26 | 1977-03-31 | Siemens Ag | Verstaerker mit steuerbarer verstaerkung, der mindestens einen transistor in emitterschaltung enthaelt |
| DE2624337A1 (de) * | 1976-05-31 | 1977-12-08 | Siemens Ag | Schaltungsanordnung mit einem gegentaktverstaerker, der zwei emittergekoppelte transistoren enthaelt |
| DE2828586A1 (de) * | 1977-06-29 | 1979-01-18 | Matsushita Electric Ind Co Ltd | Aufzeichnungs- und wiedergabesystem |
-
0
- DE DEF33791A patent/DE1248704B/de active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2205117A1 (de) * | 1971-02-08 | 1972-08-24 | Rca Corp | Regelbarer Verstärker |
| DE2211325A1 (de) * | 1971-03-27 | 1972-10-12 | Philips Nv | Leitungsverstarker |
| DE2543090A1 (de) * | 1975-09-26 | 1977-03-31 | Siemens Ag | Verstaerker mit steuerbarer verstaerkung, der mindestens einen transistor in emitterschaltung enthaelt |
| DE2624337A1 (de) * | 1976-05-31 | 1977-12-08 | Siemens Ag | Schaltungsanordnung mit einem gegentaktverstaerker, der zwei emittergekoppelte transistoren enthaelt |
| DE2828586A1 (de) * | 1977-06-29 | 1979-01-18 | Matsushita Electric Ind Co Ltd | Aufzeichnungs- und wiedergabesystem |
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