FR2093498A5 - - Google Patents
Info
- Publication number
- FR2093498A5 FR2093498A5 FR7117426A FR7117426A FR2093498A5 FR 2093498 A5 FR2093498 A5 FR 2093498A5 FR 7117426 A FR7117426 A FR 7117426A FR 7117426 A FR7117426 A FR 7117426A FR 2093498 A5 FR2093498 A5 FR 2093498A5
- 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
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/02—Manually-operated control
- H03G5/04—Manually-operated control in untuned amplifiers
- H03G5/10—Manually-operated control in untuned amplifiers having semiconductor devices
- H03G5/12—Manually-operated control in untuned amplifiers having semiconductor devices incorporating negative feedback
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3708370A | 1970-05-14 | 1970-05-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2093498A5 true FR2093498A5 (enExample) | 1972-01-28 |
Family
ID=21892360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7117426A Expired FR2093498A5 (enExample) | 1970-05-14 | 1971-05-13 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3668478A (enExample) |
| DE (1) | DE2053618C3 (enExample) |
| FR (1) | FR2093498A5 (enExample) |
| GB (1) | GB1307665A (enExample) |
| NL (1) | NL167541C (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR900002640Y1 (ko) * | 1986-02-10 | 1990-03-31 | 알프스 덴기 가부시기 가이샤 | 다련 슬라이드형 전기부품 |
| US6054908A (en) * | 1997-12-12 | 2000-04-25 | Trw Inc. | Variable bandwidth filter |
| US6324066B1 (en) * | 1999-07-19 | 2001-11-27 | Motorola, Inc. | Surface mountable electronic device |
| JP5066982B2 (ja) * | 2007-04-02 | 2012-11-07 | ソニー株式会社 | 制御装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2591705A (en) * | 1949-01-18 | 1952-04-08 | Herlec Corp | Variable capacitor |
| US2637778A (en) * | 1950-10-20 | 1953-05-05 | Sprague Electric Co | Tone compensated volume control |
| US2790970A (en) * | 1951-01-04 | 1957-04-30 | Sprague Electric Co | Audio frequency signal transfer control circuits |
| US3426267A (en) * | 1968-01-18 | 1969-02-04 | Vitramon Inc | Variable resistor-capacitor unit |
-
1970
- 1970-05-14 US US37083A patent/US3668478A/en not_active Expired - Lifetime
- 1970-10-31 DE DE2053618A patent/DE2053618C3/de not_active Expired
-
1971
- 1971-04-27 NL NL7105732.A patent/NL167541C/xx not_active IP Right Cessation
- 1971-05-13 FR FR7117426A patent/FR2093498A5/fr not_active Expired
- 1971-05-13 GB GB1481471*[A patent/GB1307665A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL167541C (nl) | 1981-12-16 |
| NL7105732A (enExample) | 1971-11-16 |
| DE2053618C3 (de) | 1980-11-13 |
| US3668478A (en) | 1972-06-06 |
| GB1307665A (en) | 1973-02-21 |
| NL167541B (nl) | 1981-07-16 |
| DE2053618A1 (de) | 1971-12-02 |
| DE2053618B2 (de) | 1980-03-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |