Coded AC Track Circuits Explained - Part 2 of 2

How Do Trains and Tracks Communicate? Unveiling the Secrets of Coded Track Circuits! Ever wondered how trains know where they are and what speed to go? The answer lies in coded track circuits – a fascinating technology that allows trains and tracks to "talk" to each other! In this video, we're diving deep into the nitty-gritty of coded track circuits, exploring: Directionality: How does a track circuit know which way a train is going? Impedance Bonds: These mysterious devices play a crucial role in track circuit design. Find out why! Tuning Units: We'll demystify the magic behind tuning units and how they ensure trains are detected accurately. Vacancy Codes: Discover the secret language of track circuits and how they signal if a track is clear or occupied. Bonus mind-blowing fact: When a train's axle is in the tuned zone, it's almost impossible to tell which track circuit is occupied! That's why tuned zones are kept super short. #railway #trackcircuit #railwaysignalling #electronics #electrical #railroad #trains #education 00:24 - Directionality of Track Circuits 03:20 - Impedance Bonds 06:50 - Tuning Units 09:35 - Prevention of Overreach 11:20 - Vacancy vs Occupancy Codes