To Measure Is To Know

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About Us


This year Spectrum celebrates its 25th year in business.  We want to thank the many researchers and customers who have contributed to our success.   Our goal is to be the partner you can count on for affordable Plant Measurement Technology.


Company Overview

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.

Our Mission

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 Technology

The company's technology is focused on four (4) 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
  • Cardy 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


Customer Base

Spectrum has over 15,000 customers in over 60 countries. Some of Spectrum's customers include Pioneer Hi-Bred, Monsanto, Syngenta, USDA-ARS, Dow AgroSciences, Chiquita Brands, Dole, and all major universities. Growers, Ag consultants, and golf course superintendents are users of the company's products.

Industry Future

With consumers demanding higher quality food and environmental conditions, the need for measurement and monitoring technology will continue to grow. In addition, the need to conserve resources such as soil and water will drive the need to more measurement information technology.

Award Winning Website

2011-bronze-180x75Spectrum Technologies, Inc., is proud to announce that their redesigned website was recently selected as a Bronze Medal Winner in the category of B2B from Horizon Interactive Awards., Spectrum Technologies’ web designer, entered the Spectrum website into the competition.

The Horizon Interactive Awards is a prestigious international competition recognizing outstanding achievement among interactive media producers from all over the world. Entries were judged by an international, volunteer panel of industry professionals with diverse backgrounds and various roles within the interactive media industry. A panel of end-users also evaluated entries making the 2011 results the most comprehensive and well-rounded process of any interactive media competition.


A look back at our Catalog covers!