The unwinder is specifically designed for use with Radiosonde RS41. The unwinder is installed to the radiosonde so that it bends the sensor boom to the correct sounding position, ensuring repeatable results in the soundings.
|Material of the string||
Non-UV treated polypropylene
|Length of the string||
|Unwinder weight with stick||
The unwinders are shipped in the radiosonde package, packed separately from the radiosondes. This allows the operator to prepare the balloon and the unwinder at a time that is most convenient.