Founded in 1982 as an electronics engineering consulting firm, Electronic Systems Technology is the developer and manufacturer of the ESTeem wireless modem product line. The ESTeem modem transmits data using state-of-the-art packet burst, FM modulated frequency agile transceivers. The company s wireless modems are available in high-speed wireless ethernet, licensed narrow band serial, and unlicensed spread spectrum in the VHF and UHF radio communication bands. The company offers seven wireless modems for applications in the VHF and UHF radio spectrums. ESTeem wireless modems are used in a variety of applications and distances, ranging from intra-building communications systems to 30-mile line-of-sight applications. The company markets its products and provides technical support directly to customers for the United States civilian and federal markets, and through dealers and distributors in foreign markets. Electronic Systems Technology is headquartered in Kennewick, Wash.