Adaptive Broadband Selects TESSCO Technologies for Marketing, Sales and Fulfillment 
  SUNNYVALE, Calif., Aug 23, 2000 (BUSINESS WIRE) -- 
        AB-Access(TM) Enables TESSCO to Expand its Fixed Broadband,                "Last Mile" Product and Service Offering
  Adaptive Broadband(TM) Corporation (Nasdaq: ADAP chart, msgs) announced today a multi-year agreement which targets $75 million over the first two years with TESSCO Technologies Incorporated. TESSCO will market and deliver Adaptive Broadband's AB-Access(TM) fixed wireless broadband product to independent telephone companies, wireless Internet Service Providers (WISPs), Interexchange Local Exchange Carriers (ILECs) and Competitive Local Exchange Carriers (CLECs) in the United States. TESSCO is a leading product and service solution provider to the wireless communications industry. 
      TESSCO's Market Channels will Create and Serve Demand for     AB-Access Products
  "There are more than 8,000 ISPs and LECs in the United States; all potential AB-Access customers. Partnering with TESSCO is a major step in implementing our channel strategy," commented John Skoro, Adaptive Broadband's senior vice president of sales and market development. "Our opportunity with the fixed wireless broadband market is so huge, that our biggest challenge is deploying resources to maximize our market coverage," continued Skoro. "We partnered with TESSCO based on their leading position and resource allocation to the fixed broadband wireless market. The combination of TESSCO's system application capabilities with its channel of dealer/value added resellers and systems integrators provides AB Access unparalleled support in the marketplace. With AB-Access, TESSCO will now be able to offer the most complete range of broadband wireless solutions available. TESSCO has the unique capability to deliver both knowledge and configured solutions to customers that enable us to execute our AB-Access In-A-Box strategy." The AB-Access In-A-Box strategy simplifies the complexity of rolling out broadband services by combining the necessary network equipment within a single, integrated offering allowing service providers to roll-out services to the mass market in a quick timeframe. 
      TESSCO to Provide "Your Total Source"(R) for Integrated Broadband     Solutions
  TESSCO is a leading provider of the service and product solutions required to build, operate, maintain, and use wireless voice, data, messaging, location, tracking, and Internet systems. With a product offering consisting of over 20,000 items from 350 manufacturers serving over 25,000 active customers, TESSCO will launch its Your Total Source(R) campaign that will combine AB-Access products with wireless and wireless siting accessories supplied by other manufacturers. The result is a simple, integrated configured package, AB-Access In-A-Box, customized for each customer that is delivered to the point of construction when needed. TESSCO's fulfillment offerings encompass network infrastructure; in-building systems; tools and maintenance supplies; repair, replacement and component parts; and test equipment. 
      About AB-Access
  The AB-Access fixed wireless broadband product bridges the last mile, replacing the local loop for business and residential subscribers. Combining Quality of Service and Time Division Duplexing, it offers data transmission at rates up to 25 Mbps -- providing the capability for real-time video conferencing, transmission of full streaming video, web surfing, and transmission of data files -- all simultaneously and over one connection. Product bandwidth is planned to expand to 100 Mbps in 2000. Currently positioned as a fixed offering, portable versions of AB-Access are planned in 2000. 
  AB-Access technology spans the frequency range from 2 to 42 GHz. While the first releases for AB-Access are for applications using the 5 GHz U-NII (Unlicensed National Information Infrastructure), 2.5 GHz MMDS (Multi-channel, Multipoint Distribution Service) and 3.5GHz (International WLL) products are also available. Additionally, Adaptive Broadband recently announced an LMDS (Local Multipoint Distribution Service) version of AB-Access. 
      About TESSCO Technologies Incorporated
  TESSCO currently serves more than 8,000 business customers and 12,000 consumers per month, including a diversified mix of cellular, PCS and paging carriers, Wireless ISP, fixed broadband and mobile dispatch operators, infrastructure site owners, contractors and integrators, wireless value-added resellers, retailers, plus consumers and subscribers. TESSCO's support operations are centralized in the Global Logistics Center, the Company's ISO 9002 registered headquarters in Hunt Valley, Maryland. Fulfillment centers in Hunt Valley, Maryland and Reno, Nevada, configure orders for complete, on-time delivery throughout the world. 
  The foregoing includes forward-looking statements, such as Adaptive Broadband's potential success in product development, that involve risks and uncertainties. Actual events or results may differ materially from those suggested by the forward-looking statement. Factors that could cause actual events or results to differ materially include, but are not limited to, fluctuations in quarterly results, delays in receipt of orders or in the shipment of products, delays in the development of data communications and Internet markets and delays in product enhancements. For a more detailed discussion of these and other factors, see "Risk Factors" contained in Adaptive Broadband's Annual Report on Form 10-K for the fiscal year ended June 30, 1999.  Contact: 
       Adaptive Broadband                                              Stephanie M. Day, 408/743-3429                                  sday@adaptivebroadband.com                                      Investor Information Line, 888/225-6789                         adaptivebroadband.com |