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Expanded Spectrum Systems, ESS, is striving to satisfy the needs of our commercial clients as well as radio and electronics enthusiasts. ESS is supporting new product designs, peripherals for existing equipment, and welcomes suggestions for new ideas to research and develop. I am going to be filling the web site with information and products that will stimulate your interest in electronics and Amateur Radio. The owner of ESS and the engineering consultants are all Amateur Radio operators as well as being very accomplished in their owns fields of expertise. Transmitter, receiver, amplifier, and antenna design are but a few of the fields in which they excel.
Thank you for taking the time to visit this web site. Feel free to contact me with your questions or suggestions.

Rich Kennedy - N4ESS
Expanded Spectrum Systems
6645 Founders St.
Zephyrhills, FL. 33542-1828
USA

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