New WxShield sketch (4.2.0) supports AcuRite 5n1 (VN1TX) and Ambient Weather WH2C sensors.
Update (5.0.2) fixes problem receiving F007TH sensor.
Click image for WxShield Information
Arduino-based Stratum-1 NTP Server
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Build an Arduino shield for measuring Load Cells.
Solar radiation shield prevents direct solar radiation from corrupting outdoor temperature measurements.
Modify your wireless temperature sensors to drastically improve accuracy.