Radiosonde DFM-17 –High accuracy GNSS radiosonde with PTU measurements : Graw Radiosondes

High accuracy GNSS radiosonde with PTU measurements
Optional XDATA and NFC interfaces
Intuitive design with LED-status indicator and easy ground check
Powerful and highly stable transmitter with continuous frequency selection
Optional barometric pressure sensor, XDATA interface, wireless ground check

DFM-17 is one of the most advanced and accurate radiosondes on the market, delivering daily weather data for millions of people worldwide. The industry leading performance of our sensors, including the new continuously heated humidity sensor, paired with our robust Multi-GNSS windfinding technology and the accompanying grawMet software makes this one of the most advanced systems available.

This makes our sounding systems trusted by meteorological agencies, researchers and special users alike. The eco-friendly design reduces the amount of resources used for the electronics as well as the primary plastics content.

Key specifications
Measurements	Temperature, humidity, wind, altitude and pressure (derived from GNSS)
Windfinding Technology	Multi-GNSS (L1; GPS, GLONASS and Beidou)
Transmitter	Synthesized 100 mW between 400,15-406 MHz, ETSI EN 302 054 compliant
Ground check	Via cable dongle (optional via wireless ground check interface) and connected grawMet software

Flyer

Datasheet with protected humidity sensor

Datasheet with heated humidity sensor

CE declaration of conformity