KENNEWICK, Wash.--(BUSINESS WIRE)--Electronic Systems Technology, Inc. (EST) (OTCBB:ELST), dba ESTeem Wireless Modems, will début the ESTeem 195Ed at the ISA Automation and Control Technology Expo 09 in Houston, TX October 6-8, 2009. The 195Ed is an unlicensed spread spectrum modem with integral Ethernet and Serial ports operating in the 902 to 928 MHz frequency band with RF data rates from 1 to 54 Mbps. With a range of up to 20+ miles, the 195Ed provides users with the speed and bandwidth
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