Why buy one when you can build it cheaper?
Features of the new TI relative-humidity sensor family. The RH sensor's dual capability of measuring temperature. Applications for the HDC302x family. Temperature is the most widely measured ...
The Hygrotron humidity and temperature sensor from Hygrometrix Inc., Alpine, Calif. (hygrometrix.com), is smaller than a dime but can determine relative humidity (RH) between 0 and 100% with 1.5% ...