| 摘要 |
Calibration instrument for an altimetric device delivering an indication of the altitude of the location where it is located on the basis of an atmospheric pressure measurement, characterized in that it includes means for transmitting a signal carrying data representative of the altitude at which it is placed. The invention also concerns a device delivering an indication of the altitude of the place where it is located on the basis of an atmospheric pressure measurement and a calibration system including a calibration instrument and an altimetric device.
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