EDX and Hutton Sign North American Distribution Agreement

EDX Wireless and Hutton Communications enter into distribution
agreement for EDX SignalPro wireless planning software

Las Vegas, Nev., March 10, 2011 – EDX Wireless, a recognized leader for RF planning
tools, today announced that it has entered into a partnership and distribution agreement with
Hutton Communications, Inc of Carrollton, Texas, a leading U.S. distributor of wireless
broadband products and services, to sell and distribute EDX SignalPro range of products.
Under the terms of this agreement, Hutton will market and supply the EDX SignalPro
suite of wireless network design and RF engineering tools throughout North America to its
customers and partners. In addition, Hutton will use the EDX system in its own design and
engineering processes, serving thousands of customers nationally across multiple types of
microwave networks. The two companies have further agreed to collaborate on identifying and
developing enhancements and additional products which will better serve their mutual customer base.

This agreement extends to EDX entire range of products, including its flagship SignalPro
suite of RF planning software, its associated advanced Network Design Module, SignalMX
advanced large scale mesh solution for Smart Grid system design, and its recently announced
SignalRT route based planning system for rail PTC (Positive Train Control) and other
transportation related RF system design.

“We are excited to be working with a leading distribution company such as Hutton and
are very pleased they selected our tool for their ongoing RF planning needs,” said Mark
Chapman, CEO of EDX Wireless. “Our target markets are highly complementary and we believe
this partnership will serve to greatly extend the EDX reach. Additionally, it will help to improve
our products as we benefit from Hutton’s extensive experience and as we learn from their
customers’ emerging requirements.”

“Hutton is very pleased to add EDX’s broad product line to our growing wireless product
portfolio,” added Kevin Fitzgibbons, Director of Marketing at Hutton Communications.
“Combining our market expertise with EDX SignalPro design suite and EDX SignalMX
advanced large scale mesh planning tool will give Hutton network design engineers and our customers the most relevant and up-to-date software and system design capability, particularly
in the emerging WISP (Wireless Internet Service Provider) and Smart Grid spaces.”

About Hutton Communications
Hutton Communications, Inc., established in 1967, is a leading distributor of wireless
communications products including site infrastructure, broadband and related networking
components. Hutton provides products and services from leading wireless manufacturers to
dealers, wireless carriers, tower contractors, Value Added Resellers and government agencies
through a network of strategic warehouses located throughout North America. For more
information about Hutton Communications Inc., visit www.HOL4G.com.

About EDX Wireless LLC
EDX Wireless, established in 1985 and headquartered in Eugene, Oregon, develops
wireless Radio Frequency (RF) planning, performance visualization and design software. It
offers some of the industry’s most widely used engineering software tools for planning and
designing wireless communications networks. These products support a growing range of
standards including wireless broadband, WiMAX, LTE, Wi-Fi, public safety, and many other
mobile wireless technologies.

This mature suite of tools is the result of over 25 years of development effort, EDX
propagation and planning tools have been used in more than 60 countries worldwide for the
successful design and deployment of wireless networks. For more information, visit
www.edx.com.

© 2011 EDX Wireless LLC, EDX and SignalPro are registered trademarks of EDX
Contacts:
Drew Lentz
EDX Wireless LLC
+1-541-345-0019
Drew.Lentz@edx.com
www.edx.com
Kevin Fitzgibbons
Hutton Communications Inc
fitzgibbonsk@huttoncom.com
www.hol4g.com