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Tag: signals
Mysterious Radio Signals From Space Test Einstein's General Relativity Theory
2016-01-05 05:19:16| rfglobalnet Home Page
A new way to test one of the basic principles underlying Einstein's theory of General Relativity using brief blasts of rare radio signals from space called Fast Radio Bursts is 10 times to 100 times better than previous testing methods that used gamma-ray bursts, according to a paper just published in the journalPhysical Review Letters.
Tags: general
test
radio
space
WiFi Signals can be Exploited to Detect Attackers
2015-12-29 03:36:43| Wireless - Topix.net
Wireless devices are increasingly used for critical roles, such as security systems or industrial plant automation. Although wireless transmissions can be encrypted to protect transmitted data, it is hard to determine if a device - such as a wirelessly connected security camera protecting critical buildings in airports or power stations - has been tampered with.
Tags: signals
detect
wifi
exploited
WiFi Signals Can Be Exploited to Detect Attackers
2015-12-19 07:33:53| Wireless - Topix.net
Attached image: A visual representation of the phenomenon. At 10mins and 15mins a person is moving through the environment, while at 21 mins the device is being tampered with.
Tags: signals
detect
wifi
exploited
Traffic Alert: Power outage disables SW Portland traffic signals, delays traffic for several hours; PBOT advises caution, alternate routes
2015-12-18 02:48:40| PortlandOnline
Tags: power
hours
alert
traffic
Operations begin on Leipzig-Erfurt route in Germany with digital signals
2015-12-17 01:00:00| Railway Technology
Passenger operations have begun on the first stage of the new Sprint line from Erfurt to Leipzig/Halle in Germany without fixed signals.
Tags: digital
germany
begin
operations
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