Radiosonde ground check is an essential part of reliable sounding operations. With Ground Check Device RI41, each radiosonde is checked prior to launch to detect possible damages occurred, for example, during transportation, and to guarantee high measurement accuracy of PTU measurements. The applied technologies make this possible in an easyto-use and maintenance-free way.
The first part of this document describes how radiosonde RS41 ground preparations are performed with Vaisala Ground Check Device RI41. From the operator’s point of view, the preparation phase is extremely simple and user-friendly. Furthermore, as will be shown in the second part, by using RI41 in the preparations, the functionality and the measurement accuracy of the radiosonde are assured with high reliability.
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