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signal box

   Also found in: Dictionary/thesaurus, Wikipedia 0.04 sec.
signal box
1. a building containing manually operated signal levers for all the railway lines in its section
2. a control point for a large area of a railway system, operated electrically and semiautomatically


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The copper bands of their early Signal Box 4 Auf dem Wolf--which both become three-dimensional and transform from sealed to perforate through rotation from vertical to horizontal--were ostensibly designed to function as a Faraday cage as well as a visual screen.
``If you're standing (back) holding on to the signal box, they'll turn right in front of you,'' he said.
They dragged me over railway lines towards a signal box where I was ordered to put my head on a steel rail.
 
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