FR2059403A5 - - Google Patents
Info
- Publication number
- FR2059403A5 FR2059403A5 FR7031579A FR7031579A FR2059403A5 FR 2059403 A5 FR2059403 A5 FR 2059403A5 FR 7031579 A FR7031579 A FR 7031579A FR 7031579 A FR7031579 A FR 7031579A FR 2059403 A5 FR2059403 A5 FR 2059403A5
- 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
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6821569A JPS5443345B1 (fr) | 1969-08-28 | 1969-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2059403A5 true FR2059403A5 (fr) | 1971-05-28 |
Family
ID=13367336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7031579A Expired FR2059403A5 (fr) | 1969-08-28 | 1970-08-28 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3659218A (fr) |
| JP (1) | JPS5443345B1 (fr) |
| CA (1) | CA923570A (fr) |
| DE (1) | DE2042751C3 (fr) |
| FR (1) | FR2059403A5 (fr) |
| GB (1) | GB1298092A (fr) |
| NL (1) | NL159246B (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5847881B2 (ja) * | 1974-01-31 | 1983-10-25 | ソニー株式会社 | カフカホゴカイロ |
| CA1022467A (fr) * | 1974-05-21 | 1977-12-13 | Toshihiko Miyata | Circuit de protection de charge |
| US4023074A (en) * | 1975-11-21 | 1977-05-10 | Electrohome Limited | Loudspeaker protection network |
| JPS6038047B2 (ja) * | 1977-12-09 | 1985-08-29 | 日本電気株式会社 | トランジスタ回路 |
| WO1980002477A1 (fr) * | 1979-05-08 | 1980-11-13 | Fortieth Benelux Nominees Pty | Dispositif ou circuit de protection pour haut-parleurs |
| DE3305627C2 (de) * | 1983-02-18 | 1985-07-11 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Schaltungsanordnung zur Überwachung des Arbeitsbereiches eines Operationsverstärkers |
| US5237421A (en) * | 1990-08-27 | 1993-08-17 | Thomson Consumer Electronics, Inc. | Shutdown system in a television receiver |
| ITMI911744A1 (it) * | 1990-08-27 | 1991-10-03 | Thomson Consumer Electronics | Sistema di disattivazione in un ricevitore di televisione |
| US5224169A (en) * | 1991-05-13 | 1993-06-29 | Thomson Consumer Electronics, Inc. | Protection arrangement for an audio output channel |
| JP4558792B2 (ja) * | 2005-06-30 | 2010-10-06 | 富士通株式会社 | Ｄｃ／ｄｃコンバータ及び，これを適用した電力増幅器 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1109258B (de) * | 1960-01-21 | 1961-06-22 | Telefunken Patent | Anordnung zur selbsttaetigen Abschaltung der Betriebsspannung eines elektrischen Geraetes, insbesondere der Nachrichten- und Messtechnik, bei schaedlichen UEberlastungen |
| US3262016A (en) * | 1962-08-21 | 1966-07-19 | United Aircraft Corp | Load protector |
| US3510793A (en) * | 1964-02-26 | 1970-05-05 | Int Standard Electric Corp | Amplifier regulator employing an electrolytic variable resistance device |
| US3564338A (en) * | 1967-08-03 | 1971-02-16 | Fujitsu Ltd | Overvoltage and overcurrent protective circuit for a transistor amplifier |
| US3488604A (en) * | 1967-09-01 | 1970-01-06 | Sperry Rand Corp | Automatic pulsed-signal amplitude normalizer |
| US3536958A (en) * | 1967-12-05 | 1970-10-27 | Rca Corp | Amplifier protection circuit |
-
1969
- 1969-08-28 JP JP6821569A patent/JPS5443345B1/ja active Pending
-
1970
- 1970-08-25 US US66703A patent/US3659218A/en not_active Expired - Lifetime
- 1970-08-27 CA CA091752A patent/CA923570A/en not_active Expired
- 1970-08-27 NL NL7012745.A patent/NL159246B/xx not_active IP Right Cessation
- 1970-08-28 GB GB41575/70A patent/GB1298092A/en not_active Expired
- 1970-08-28 DE DE2042751A patent/DE2042751C3/de not_active Expired
- 1970-08-28 FR FR7031579A patent/FR2059403A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3659218A (en) | 1972-04-25 |
| JPS5443345B1 (fr) | 1979-12-19 |
| DE2042751B2 (de) | 1980-12-18 |
| DE2042751C3 (de) | 1981-10-08 |
| NL159246B (nl) | 1979-01-15 |
| DE2042751A1 (de) | 1971-03-04 |
| CA923570A (en) | 1973-03-27 |
| GB1298092A (en) | 1972-11-29 |
| NL7012745A (fr) | 1971-03-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |