199406TrainRadioSwitchon0001

Close view of the FAT* Controller in Orange Train Control. A touch screen, the spaces between the green lines represent sections along the track, the blue rectangle represents a train in the section, the purple 'buttons' at the bottom of the display provide functionality for the person controlling the trains. The speaker box and microphone enabled voice comms with the train crew. June 1994.
*factory acceptance test version, seriously!