SE357115B - - Google Patents
Info
- Publication number
- SE357115B SE357115B SE14500/68A SE1450068DA SE357115B SE 357115 B SE357115 B SE 357115B SE 14500/68 A SE14500/68 A SE 14500/68A SE 1450068D A SE1450068D A SE 1450068DA SE 357115 B SE357115 B SE 357115B
- Authority
- SE
- Sweden
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
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/18—Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals
- G06G7/184—Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals using capacitive elements
- G06G7/186—Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals using capacitive elements using an operational amplifier comprising a capacitor or a resistor in the feedback loop
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Amplifiers (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT986567A AT275196B (de) | 1967-11-02 | 1967-11-02 | Ladungsverstärker, insbesondere für piezoelektrische Meßgeber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE357115B true SE357115B (de) | 1973-06-12 |
Family
ID=3618005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE14500/68A SE357115B (de) | 1967-11-02 | 1968-10-25 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3571741A (de) |
| AT (1) | AT275196B (de) |
| CH (1) | CH482354A (de) |
| DE (1) | DE1806127A1 (de) |
| FR (1) | FR1592156A (de) |
| GB (1) | GB1204020A (de) |
| NL (1) | NL6815588A (de) |
| SE (1) | SE357115B (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62104115A (ja) * | 1985-10-31 | 1987-05-14 | アルプス電気株式会社 | 可変コンデンサ |
| RU2260245C2 (ru) * | 2003-09-26 | 2005-09-10 | ОАО "НПО Промавтоматика" | Измеритель электрических зарядов |
| RU2456555C2 (ru) * | 2010-08-17 | 2012-07-20 | Общество с ограниченной ответственностью "ПА-Инжиниринг" | Измеритель вибраций для экстремальных условий эксплуатации |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2672529A (en) * | 1951-03-07 | 1954-03-16 | Univ Leland Stanford Junior | Adjustable frequency selective apparatus |
| US2901609A (en) * | 1956-05-02 | 1959-08-25 | Westinghouse Air Brake Co | Differentiator |
| US3260950A (en) * | 1963-11-08 | 1966-07-12 | Bell Telephone Labor Inc | Capacitor coupled feedback amplifier |
-
1967
- 1967-11-02 AT AT986567A patent/AT275196B/de active
-
1968
- 1968-10-25 SE SE14500/68A patent/SE357115B/xx unknown
- 1968-10-30 CH CH1619868A patent/CH482354A/de not_active IP Right Cessation
- 1968-10-30 DE DE19681806127 patent/DE1806127A1/de active Pending
- 1968-10-31 FR FR1592156D patent/FR1592156A/fr not_active Expired
- 1968-10-31 US US772193A patent/US3571741A/en not_active Expired - Lifetime
- 1968-11-01 GB GB51949/68A patent/GB1204020A/en not_active Expired
- 1968-11-01 NL NL6815588A patent/NL6815588A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1806127A1 (de) | 1969-06-26 |
| NL6815588A (de) | 1969-05-06 |
| AT275196B (de) | 1969-10-10 |
| FR1592156A (de) | 1970-05-11 |
| GB1204020A (en) | 1970-09-03 |
| US3571741A (en) | 1971-03-23 |
| CH482354A (de) | 1969-11-30 |