File:Two modern Graw radiosondes with desktop SDR receiver.jpg

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Summary

Description
English: Examples of two modern radiosondes showing how companies are making their sondes smaller and improving facilities and sensor accuracy. The Graw DFM 17 (left) has a heated humidity sensor and contactless initialisation, while the earlier model DFM 09 (right) has a connector bay and unheated sensor. For both sondes, a radio using SDR (software defined radio) techniques is employed (top) allowing rapid updates to firmware, encryption and other tasks and transmission of data over tcpip/ethernet. Radiosondes such as these are used in the Global Climate Observation and Monitoring Systems GCOS/GRUAN, The NOAA Caribbean Hurricane Network, CONUS USA-NOAA and Canada Met Services
Date
Source Own work
Author Paul Wynter

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Captions

Two modern "Graw" radiosondes Left DFM17 Right DFM 09 showing reductions in size and weight

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30 October 2020

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current04:03, 31 October 2020Thumbnail for version as of 04:03, 31 October 20203,024 × 4,032 (3.1 MB)Paul WynterUploaded own work with UploadWizard

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