Gen. William Shelton, chief of Air Force Space Command, said the date when prime contractor Lockheed Martin and payload manufacturer Exelis are expected to have the first GPS satellite ready for launch will slip from its original target at the end of this fiscal year, according to National Defense Magazine. Technical difficulties are slowing the development process, he said. “We’re... read more
The U.S. Naval Observatory’s Alternate Master Clock on Schriever Air Force Base received its second rubidium fountain clock February 4 to ensure it has the most precise time in the world. Both the USNO’s Washington D.C.-based primary and its local Alternate Master Clock facility serve as the Department of Defense’s common time reference. Additionally, the USNO monitors the GPS constellation... read more
The Russian GLONASS/GNSS Forum is conducting a survey on the future of GLONASS. When translated, the page provides the following background: “One of the priorities of the GLONASS system is determined to ensure its competitiveness in the global market for satellite navigation services.”Currently, public customers of the federal target program “Maintenance , development and use of GLONASS for 2012-2020 ”... read more
Spirent Communications, a testing navigation and positioning systems company, today announced the introduction of Spirent SimSAFE, a software solution that concurrently simulates legitimate Global Navigation Satellite System (GNSS) constellations and spoofed or hoax signals to evaluate receiver resilience and help develop counter measures. SimSAFE was developed in conjunction with Qascom, GNSS signal security and authentication experts. As GNSS become increasingly... read more
The Federal Aviation Administration has ruled that a beer delivery drone service of Lakemaid Beer to ice fishermen cannot go forward. Lakemaid, brewed in Stevens Point, Wisconsin, had hoped to use drones to deliver its beer from bait shops to anglers in ice shacks. But the government says the brewer’s next test — which Lakemaid managing partner Jack Supple says was... read more
The in-orbit validation of Galileo has been achieved, according to the European Space Agency (ESA). Europe now has the operational nucleus of its own satellite navigation constellation in place — the world’s first civil-owned and operated satnav system. Four is the minimum number of satellites needed to perform navigation fixes. In 2011 and 2012, the first four satellites were launched... read more
Jackson Labs Technologies, Inc., a designer and manufacturer of GPS, timing and frequency equipment, is offering the DROR-II, a 10-MHz/5-MHz/1-PPS GPS-Disciplined Atomic Frequency and Timing Reference (GPSDO). The DROR-II is a ruggedized frequency and timing reference with a Cesium Vapor Atomic Oscillator followed by a precision SC-cut Crystal Double-Oven Oscillator and an actively vibration-compensated VCXO oscillator, with specific emphasis on... read more
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