Eton tabletop radio AM antenna hack
Arduino-based Stratum-1 NTP Server
Build a THGR810 Clone for a lot less money!
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.
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