GCOS Reference Upper-Air Network
Sonde models
Radiosonde models from different manufacturers used in GRUAN
With GRUAN Data Product (GDP)
Vaisala RS92
Radiosonde with a certified GRUAN data product
Meisei RS-11G
Radiosonde with a certified GRUAN data product
Vaisala RS41
Radiosonde with a provisionally certified GRUAN data product
Meisei iMS-100
Radiosonde with a provisionally certified GRUAN data product
Meteolabor SRS-C34
Radiosonde with a GRUAN data product, but stopped certification process
GRUAN Data Product (GDP) in development
Modem M10
Radiosonde with a GRUAN data product in development
Graw DFM-09
Radiosonde with a GRUAN data product in development
No GRUAN Data Product (GDP)
Graw DFM-06
Radiosonde with no GRUAN data product
Intermet iMet-1
Radiosonde with no GRUAN data product