http://www.mtncad.com/taxonomy/term/42 The taxonomy view with a depth of 0. en http://www.mtncad.com/node/141 <p> On July 31, 2007, the FAA will decommission WAAS satellites 122 and 134,<br /> leaving satellites 135 and 138 for WAAS differential corrections in North<br /> America. In order to continue receiving WAAS differential corrections<br /> after the July 31, 2007cutoff date, receivers must have updated WAAS<br /> firmware loaded onto their systems or have satellites 135 and 138<br /> manually selected through a terminal communication program. Customers<br /> should check with their GPS manufacturer to see if firmware updates are</p> <p><a href="http://www.mtncad.com/node/141">read more</a></p> GIS GPS Sun, 02 Dec 2007 22:14:12 -0700 Jerry 141 at http://www.mtncad.com