In the latest issue of Hornby Magazine we show how to install TrainTech's illuminated and sound equipped level crossing kit in 'OO' gauge See it working he13 The servo and IR detector and – connect to an external 5 v dc power source The LED pairs are connected cathode to anodePress the push button on the lights to choose the duration of the level crossing sounds will show left red lightamber light = 7 seconds long crossing alarm Press the push button again &
Fhwa Railroad Highway Grade Crossing Handbook 4 Identification Of Alternatives
