BE532836A - - Google Patents
Info
- Publication number
- BE532836A BE532836A BE532836DA BE532836A BE 532836 A BE532836 A BE 532836A BE 532836D A BE532836D A BE 532836DA BE 532836 A BE532836 A BE 532836A
- Authority
- BE
- Belgium
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
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0046—Arrangements for measuring currents or voltages or for indicating presence or sign thereof characterised by a specific application or detail not covered by any other subgroup of G01R19/00
- G01R19/0076—Arrangements for measuring currents or voltages or for indicating presence or sign thereof characterised by a specific application or detail not covered by any other subgroup of G01R19/00 using thermionic valves
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06G7/14—Arrangements for performing computing operations, e.g. operational amplifiers for addition or subtraction
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US388549A US2915705A (en) | 1953-10-27 | 1953-10-27 | Electrical charge transfer system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE532836A true BE532836A (ja) |
Family
ID=23534576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE532836D BE532836A (ja) | 1953-10-27 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2915705A (ja) |
| BE (1) | BE532836A (ja) |
| DE (1) | DE1131265B (ja) |
| GB (1) | GB771459A (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2993171A (en) * | 1959-04-03 | 1961-07-18 | W M Welch Mfg Company | Electronic measuring system |
| US3185925A (en) * | 1960-08-16 | 1965-05-25 | Albert M Grass | Electroncephalographic analyzing and recording apparatus |
| US3193803A (en) * | 1960-11-15 | 1965-07-06 | Hoffman And Eaton | Electronic multiplexer |
| DE3232444A1 (de) * | 1982-09-01 | 1984-03-01 | Gossen Gmbh, 8520 Erlangen | Schaltungsanordnung fuer addition von kleinen ladungsmengen waehrend einer kurzen messzeit |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR912152A (fr) * | 1945-02-05 | 1946-08-01 | D F Ets | Dispositif pour la mesure de faibles charges électriques |
| US2483410A (en) * | 1945-10-30 | 1949-10-04 | Standard Telephones Cables Ltd | Wide band probe |
| US2607528A (en) * | 1946-01-21 | 1952-08-19 | Int Standard Electric Corp | Electrical measuring circuits |
| US2567276A (en) * | 1947-12-26 | 1951-09-11 | Robert H Dicke | Electric current integrating apparatus |
| US2584990A (en) * | 1949-03-26 | 1952-02-12 | Bell Telephone Labor Inc | Transitor counting system |
| US2615934A (en) * | 1950-02-09 | 1952-10-28 | Mackta Leo | High voltage measuring apparatus |
| FR1041082A (fr) * | 1950-08-12 | 1953-10-20 | Système de mesure d'impulsions de courte durée et de répétition rapide | |
| US2713135A (en) * | 1951-03-09 | 1955-07-12 | Servo Corp | Interpolation servo |
| US2741756A (en) * | 1953-07-16 | 1956-04-10 | Rca Corp | Electrical data storage device |
-
0
- BE BE532836D patent/BE532836A/xx unknown
-
1953
- 1953-10-27 US US388549A patent/US2915705A/en not_active Expired - Lifetime
-
1954
- 1954-10-11 GB GB29280/54A patent/GB771459A/en not_active Expired
- 1954-10-26 DE DEG15666A patent/DE1131265B/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE1131265B (de) | 1962-06-14 |
| GB771459A (en) | 1957-04-03 |
| DE1131265C2 (ja) | 1962-12-20 |
| US2915705A (en) | 1959-12-01 |