The meteorological station of the Lycée Classique de Diekirch (LCD) is an automatically working system built from components of:

Company	Location	Components used
Delta_T	Cambridge, GB	datalogger, sensors for temperature, humidity, wind, solar light, UVA, UVB
Solar Light Co.	Philadelphia, USA	sensors for UVA and erythemal UVB
Edinburgh Sensors	Edinburgh, GB	CO2 sensor
Kroneis	Wien, AU	humidity (dew-point) sensor
Environnement SA	Poissy, F	ozone concentration, NO/NO2, CO2
Phoenix Contact	Bertrange, L	connectors, optical fiber, surge protectors
CEL	Luxembourg, L	DCF77 radio-controlled Graesslin switching clock
4i	Steinfort, L	Nomadic Mercury RF1 wireless modem (FHSS)
Kipp&Zonen	Amsterdam	CM21 pyranometer