Spectrum Technologies manufactures and distributes affordable, leading-edge measurement information technology to the agricultural market throughout the world. Founded in 1987 by Mike Thurow, Spectrum Technologies is headquartered in Aurora, IL. Turning plant Measurements into Information for profitable Decisions. Our vision is to develop and market the most advanced plant measurement technology. Our goal is to be a valued partner of our customers' research or production team.

The company's technology is focused on four primary product groups. They include:

Weather & Environmental Monitoring
• WatchDog Weather Stations
• WatchDog Data Loggers
• SpecWare Software

Nutrient Management Tools
• SPAD 502 Chlorophyll Meter
• FieldScout CM-1000 Chlorophyll Meter
• LAQUA Meters for pH, EC, NO3-, K and Na

Integrated Pest Management (IPM) Tools
• Fifteen Plant Disease Forecast Models (SpecWare software)
• Insect Modeling Software (SpecWare software)
• Degree-Day Recorders (WatchDog) and Software (SpecWare)
• IPM Scope

Soil Moisture & Quality Measurement
• FieldScout TDR 300 Soil Moisture Probe
• FieldScout SC 900 Soil Compaction Meter
• WaterScout SM 100 Soil Moisture Sensors
• WatchDog Soil Moisture Data Loggers