[time-nuts] Loran transmitters back on the air.

paul swed paulswedb at gmail.com
Fri Mar 2 00:26:33 UTC 2012


Well that would indeed be one heck of a late xmas present will fire up the
system tonight
THANK you
Paul
WB8TSL

On Thu, Mar 1, 2012 at 5:45 PM, Greg Broburg <semiflex at comcast.net> wrote:

> A friend in Texas has confirmed that Loran signals are now up and
> receivers are showing position. I am including a note from UrsaNav
> regarding this event.
>
> TIME FOR LIFE
>
> UrsaNav Testing Wide-Area Timing Alternative
>
> February 29, 2012. This week, for the first time since August 2010,
> advanced Low Frequency (LF) signals, including eLoran are on air in North
> America. As a result of a Cooperative Research and Development Agreement
> (CRADA) between the United States Coast Guard and UrsaNav, Inc. live
> testing of a wide-area precise timing solution has begun. These initial
> tests include a comprehensive pallet of signals, including eLoran, that are
> being evaluated for their ability to provide a robust, wide area, wireless
> precise timing alternative that can operate cooperatively with GPS, or
> during periods of GPS unavailability.
>
> Globally, government, industry, and academic experts recognize that
> enhanced LF signals, such as eLoran, can provide alternative timing, either
> as a standalone service, or as a component of a Position, Navigation, and
> Timing (PNT) service. The LF signals operate independently of Global
> Navigation Satellite Systems (GNSS), such as GPS. This recognition has led
> to a cooperative approach, such as the CRADA, for testing and examining the
> benefits of a wide-area timing solution.
>
> Additional on-air tests are planned at various sites throughout the United
> States. Broadcasts will test several different frequencies, waveforms, and
> modulation techniques using evolutionary, state-of-the-art technology.
> Reception of these broadcasts are planned at both on-shore and off-shore
> locations, and will include advanced LF data delivery techniques. The
> results of these trials will be presented at national and international
> conferences. Any party interested in any part of the trial, or interested
> in doing their own measurements are invited to contact us.
>
> UrsaNav is uniquely positioned to help achieve the CRADA goals. We provide
> the worlds most advanced solutions for Low Frequency Alternative
> Positioning, Navigation, Timing, and Data, including high performance
> eLoran Timing Receivers. We have partnered with Symmetricom, the global
> leader in precise time synchronization, and Nautel, the industry-leading
> supplier of high-power RF transmitters. This “alliance of expertise”
> provides the foundation technology for the best wide area, terrestrial
> based alternative to satellite systems such as GPS. GLONASS, and Galileo.
>
>
> U.S. Offices
> Chris Stout
> Vice President, LF Engineerng
> 757.312.0790
> cstout at ursanav.com
>
>
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