FR2329033B3 - - Google Patents
Info
- Publication number
- FR2329033B3 FR2329033B3 FR7632020A FR7632020A FR2329033B3 FR 2329033 B3 FR2329033 B3 FR 2329033B3 FR 7632020 A FR7632020 A FR 7632020A FR 7632020 A FR7632020 A FR 7632020A FR 2329033 B3 FR2329033 B3 FR 2329033B3
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
- G01D18/002—Automatic recalibration
- G01D18/006—Intermittent recalibration
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- G—PHYSICS
- G12—INSTRUMENT DETAILS
- G12B—CONSTRUCTIONAL DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR
- G12B13/00—Calibrating of instruments and apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Telephone Function (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB43780/75A GB1508320A (en) | 1975-10-24 | 1975-10-24 | Circuit arrangements for calibrating signals |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2329033A1 FR2329033A1 (fr) | 1977-05-20 |
FR2329033B3 true FR2329033B3 (fr) | 1981-08-07 |
Family
ID=10430277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7632020A Granted FR2329033A1 (fr) | 1975-10-24 | 1976-10-22 | Dispositif d'etalonnage d'un signal |
Country Status (4)
Country | Link |
---|---|
US (1) | US4150403A (fr) |
DE (1) | DE2645295A1 (fr) |
FR (1) | FR2329033A1 (fr) |
GB (1) | GB1508320A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60199437A (ja) * | 1984-03-24 | 1985-10-08 | 株式会社東芝 | 超音波診断装置 |
US4833891A (en) * | 1987-05-22 | 1989-05-30 | Beckman Instruments, Inc. | Rotor temperature control and calibration |
US5095310A (en) * | 1990-08-22 | 1992-03-10 | Storage Technology Corporation | Method and apparatus for using synthesized analog data for testing read circuitry in a magnetic tape data storage subsystem |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3727012A (en) * | 1971-11-19 | 1973-04-10 | Texaco Inc | Calibrating a carrier erase magnetic tape analog recording system |
US3869707A (en) * | 1972-04-21 | 1975-03-04 | Edmac Ass Inc | Event logging system using a magnetic recorder |
GB1424564A (en) * | 1972-06-30 | 1976-02-11 | Olympus Optical Co | Recording and reproducing a bioelectrical signal |
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1975
- 1975-10-24 GB GB43780/75A patent/GB1508320A/en not_active Expired
-
1976
- 1976-10-01 US US05/728,558 patent/US4150403A/en not_active Expired - Lifetime
- 1976-10-07 DE DE19762645295 patent/DE2645295A1/de not_active Withdrawn
- 1976-10-22 FR FR7632020A patent/FR2329033A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
DE2645295A1 (de) | 1977-04-28 |
FR2329033A1 (fr) | 1977-05-20 |
US4150403A (en) | 1979-04-17 |
GB1508320A (en) | 1978-04-19 |