ML-141-(B) Radiosonde Note: This item is currently in storage. A radiosonde is an instrument unit that would be attached to a balloon to transmit atmospheric data back to a fixed receiver. Data collected could include wind speed and direction, pressure, temperature and humidity. Donated by the Aerospace Engineering and Mechanics Department at the University of Alabama, courtesy of: Ms. Alesia White Darling. Click here to return to the Featured Accessions index.