End of an era as semaphore signals are taken down

A railway historian says he believes the traditional semaphore signals removed from a rural railway station could have been ...
Yahoo Finance

High Performance RTU From CSE-Semaphore Is Now Class I, Division 2 Approved

LAKE MARY, FL--(Marketwired - Aug 14, 2013) - CSE-Semaphore, a CSE Global company, announces that the TBox LT2 high-performance RTU has passed all third-party testing criteria for operation in Class I ...
Yahoo Finance

CSE-Semaphore Introduces Upgraded Security on RTU Products

LAKE MARY, FL--(Marketwired - Jun 25, 2013) - CSE-Semaphore, a CSE Global company, has introduced enhanced integral cyber security protection for its TBox Remote Terminal Unit (RTU) products in ...
CBC.ca

Put down the tablet, pick up the semaphore flags

More and more classrooms are incorporating some form of technology, such as tablets and virtual reality. But at Prince Edward Public School, five boys in Grades 6 to 8 are learning something a little ...