FR2090898A5 - - Google Patents
Info
- Publication number
- FR2090898A5 FR2090898A5 FR7115243A FR7115243A FR2090898A5 FR 2090898 A5 FR2090898 A5 FR 2090898A5 FR 7115243 A FR7115243 A FR 7115243A FR 7115243 A FR7115243 A FR 7115243A FR 2090898 A5 FR2090898 A5 FR 2090898A5
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- 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
- H03G1/0082—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using bipolar transistor-type devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/02—Remote control of amplification, tone or bandwidth
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19702021275 DE2021275B2 (de) | 1970-04-30 | 1970-04-30 | Schaltungsanordnung zur fernbedienbaren einstellung der amplitude einer wechselspannung in ton- und fernsehrundfunkgeraeten |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2090898A5 true FR2090898A5 (fr) | 1972-01-14 |
Family
ID=5769937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7115243A Expired FR2090898A5 (fr) | 1970-04-30 | 1971-04-28 |
Country Status (4)
Country | Link |
---|---|
AT (1) | AT303123B (fr) |
DE (1) | DE2021275B2 (fr) |
FR (1) | FR2090898A5 (fr) |
ZA (1) | ZA712762B (fr) |
-
1970
- 1970-04-30 DE DE19702021275 patent/DE2021275B2/de active Pending
-
1971
- 1971-04-28 FR FR7115243A patent/FR2090898A5/fr not_active Expired
- 1971-04-29 ZA ZA712762A patent/ZA712762B/xx unknown
- 1971-04-29 AT AT370471A patent/AT303123B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE2021275A1 (de) | 1971-11-11 |
AT303123B (de) | 1972-11-10 |
ZA712762B (en) | 1972-01-26 |
DE2021275B2 (de) | 1973-01-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |