RaiderVision security system makes it to the finals of the Tomorrow’s FM Awards 2014
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Sonic youth: The high-pitched sound alarm for under 25s

Is Mosquito, the high-pitched alarm only under-25s can hear, a blessing or a bane? Jamie Merrill sounds it out What would you do if the children playing outside the front of your house were behaving badly? What if you blamed them for damaging your car or firing airgun...

Securing Wombledon Airfield

And only a battery powered wireless system will do How do you secure an airfield in rural Yorkshire when the buildings to be secured are up to a kilometer apart? Where some buildings have no power and only one has a telephone line? Well you could run miles of cable,...