FR1241411A - Voltmètre à tube électronique - Google Patents
Voltmètre à tube électroniqueInfo
- Publication number
- FR1241411A FR1241411A FR810442A FR810442A FR1241411A FR 1241411 A FR1241411 A FR 1241411A FR 810442 A FR810442 A FR 810442A FR 810442 A FR810442 A FR 810442A FR 1241411 A FR1241411 A FR 1241411A
- Authority
- FR
- France
- Prior art keywords
- electron tube
- tube voltmeter
- voltmeter
- electron
- tube
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/24—Arrangements for measuring quantities of charge
-
- 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
- G01R19/0023—Measuring currents or voltages from sources with high internal resistance by means of measuring circuits with high input impedance, e.g. OP-amplifiers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/185—Measuring radiation intensity with ionisation chamber arrangements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR810442A FR1241411A (fr) | 1959-11-17 | 1959-11-17 | Voltmètre à tube électronique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR810442A FR1241411A (fr) | 1959-11-17 | 1959-11-17 | Voltmètre à tube électronique |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1241411A true FR1241411A (fr) | 1960-09-16 |
Family
ID=8721407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR810442A Expired FR1241411A (fr) | 1959-11-17 | 1959-11-17 | Voltmètre à tube électronique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1241411A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3423585A (en) * | 1964-08-24 | 1969-01-21 | Central Investment Corp Of Den | System for detecting suspended colloidal solids in a gas utilizing an ionization chamber and a step-down amplifier |
-
1959
- 1959-11-17 FR FR810442A patent/FR1241411A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3423585A (en) * | 1964-08-24 | 1969-01-21 | Central Investment Corp Of Den | System for detecting suspended colloidal solids in a gas utilizing an ionization chamber and a step-down amplifier |
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