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Technology Stocks : NEXTEL -- Ignore unavailable to you. Want to Upgrade?


To: Rono who wrote (9791)12/15/2001 10:14:32 AM
From: Rono  Read Replies (1) | Respond to of 10227
 
Nextel's Plan to
Reduce 800 MHz Interference

Beginning in early 2000, several public safety agencies using 800 MHz trunked radio systems discovered that mobile
communications were sometimes disrupted--a mobile or or portable radio could not receive or transmit in certain geographic
areas. The cause of the interference was initially mystifying--there seemed to be no problem with the trunked system or its
coverage area. updated 12-12-2001

After some investigation, it was discovered that the interference was related to the nearby commercial radio transmitter sites
operated by commercial radio companies, in most cases the wireless carrier Nextel. During 2001 the number of interference
reports increased, and the Association of Public-Safety Communications Officials (APCO) formed a task force to both verify
the cause of the reported problems, and help devise a solution. In Nov. 2000 a working group of experts from APCO, the
Cellular Telephone and Internet Association (CTIA), Nextel, Motorola and the Public Safety Wireless Network (PSWN)
issued a "Best Practices Guide" (Acrobat, pdf format) to avoiding interference between public safety and commercial services
in the 800 MHz band.

911dispatch.com