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History
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Illustration of track circuit invented by William Robinson in 1872
Illustration of track circuit invented by William Robinson in 1872
Track circuit transformer on the right, new axle counter on the left (Slovenia).
Track circuit transformer on the right, new axle counter on the left (Slovenia).
Tuning unit of a ZPW-2000 (Chinese variant of UW71) track circuit and a sign indicating "do not stop at circuit boundary", where loss-of-shunt may occ
Tuning unit of a ZPW-2000 (Chinese variant of UW71) track circuit and a sign indicating "do not stop at circuit boundary", where loss-of-shunt may occur.
Data Pickup Unit CSEE; end view
Data Pickup Unit CSEE; end view
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New railway concrete sleeper
New railway concrete sleeper
Traditional railway track showing ballast, part of sleeper and fixing mechanisms
Traditional railway track showing ballast, part of sleeper and fixing mechanisms
Track of Singapore LRT
Track of Singapore LRT
Ballastless high-speed track in China
Ballastless high-speed track in China