DE1766895A1 - Messeinrichtung zum Messen von Wechselstromsignalen - Google Patents
Messeinrichtung zum Messen von WechselstromsignalenInfo
- Publication number
- DE1766895A1 DE1766895A1 DE19681766895 DE1766895A DE1766895A1 DE 1766895 A1 DE1766895 A1 DE 1766895A1 DE 19681766895 DE19681766895 DE 19681766895 DE 1766895 A DE1766895 A DE 1766895A DE 1766895 A1 DE1766895 A1 DE 1766895A1
- Authority
- DE
- Germany
- Prior art keywords
- alternating current
- detector
- amplifier
- measuring
- signal
- Prior art date
- 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.)
- Ceased
Links
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims 2
- 241001122767 Theaceae Species 0.000 claims 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 244000201986 Cassia tora Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- NCAIGTHBQTXTLR-UHFFFAOYSA-N phentermine hydrochloride Chemical compound [Cl-].CC(C)([NH3+])CC1=CC=CC=C1 NCAIGTHBQTXTLR-UHFFFAOYSA-N 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
- H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
- H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors
-
- 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
- G01R19/02—Measuring effective values, i.e. root-mean-square values
- G01R19/03—Measuring effective values, i.e. root-mean-square values using thermoconverters
-
- 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
- G01R19/22—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of AC into DC
- G01R19/225—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of AC into DC by means of thermocouples or other heat sensitive elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T3/00—Measuring neutron radiation
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Multimedia (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Control Of Amplification And Gain Control (AREA)
- Measurement Of Current Or Voltage (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB36472/67A GB1241418A (en) | 1967-08-08 | 1967-08-08 | Improvements in or relating to apparatus for measuring the value of an alternating electrical signal of any waveform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1766895A1 true DE1766895A1 (de) | 1971-09-09 |
Family
ID=10388468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681766895 Ceased DE1766895A1 (de) | 1967-08-08 | 1968-08-07 | Messeinrichtung zum Messen von Wechselstromsignalen |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3683275A (en:Method) |
| BE (1) | BE719137A (en:Method) |
| CH (1) | CH503280A (en:Method) |
| DE (1) | DE1766895A1 (en:Method) |
| FR (1) | FR1575412A (en:Method) |
| GB (1) | GB1241418A (en:Method) |
| SE (1) | SE349869B (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3916193A (en) * | 1973-08-31 | 1975-10-28 | Gen Atomic Co | Radiation flux measuring device |
| US4001590A (en) * | 1973-08-31 | 1977-01-04 | General Atomic Company | Radiation flux measuring device |
| US3971984A (en) * | 1974-09-04 | 1976-07-27 | B-Cubed Engineering, Inc. | Wide-range logarithmic responding translation circuit |
| US5116136A (en) * | 1989-06-01 | 1992-05-26 | Massachusetts Institute Of Technology | Temperature measurements using thermistor elements |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2366618A (en) * | 1942-05-14 | 1945-01-02 | Brown Instr Co | Measuring and control apparatus |
| US2403521A (en) * | 1943-08-20 | 1946-07-09 | Weston Electrical Instr Corp | Electronic microammeter |
| US2757281A (en) * | 1951-12-20 | 1956-07-31 | Bel Clarence J Le | Circuit with extended logarithmic characteristic |
| US3361975A (en) * | 1964-09-29 | 1968-01-02 | Air Force Usa | Circuit for logarithmically compressing a large dynamic range rf signal |
| US3502959A (en) * | 1968-01-29 | 1970-03-24 | Spectral Dynamics Corp | Electronic logarithm converter |
-
1967
- 1967-08-08 GB GB36472/67A patent/GB1241418A/en not_active Expired
-
1968
- 1968-08-02 CH CH1163368A patent/CH503280A/de not_active IP Right Cessation
- 1968-08-05 US US750116A patent/US3683275A/en not_active Expired - Lifetime
- 1968-08-06 BE BE719137D patent/BE719137A/xx unknown
- 1968-08-07 FR FR1575412D patent/FR1575412A/fr not_active Expired
- 1968-08-07 SE SE10669/68A patent/SE349869B/xx unknown
- 1968-08-07 DE DE19681766895 patent/DE1766895A1/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| US3683275A (en) | 1972-08-08 |
| SE349869B (en:Method) | 1972-10-09 |
| CH503280A (de) | 1971-02-15 |
| FR1575412A (en:Method) | 1969-07-18 |
| BE719137A (en:Method) | 1969-02-06 |
| GB1241418A (en) | 1971-08-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8131 | Rejection |