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  2. End-of-train device - Wikipedia

    en.wikipedia.org/wiki/End-of-train_device

    This device is said to constitute a fail-safe condition. The DPS ETD reduced labor costs, as well as the costs of the purchase and upkeep of cabooses. The Brotherhood of Conductors and Brotherhood of Railroad Brakemen were also greatly affected by ETD, as this electronic unit replaced two crewmen per train. The widespread use of ETDs has made ...

  3. Electro-optical targeting system - Wikipedia

    en.wikipedia.org/wiki/Electro-Optical_Targeting...

    On the left, the main IR sensor (100 km range), on the right a TV/IR identification sensor with laser rangefinder (40 km range) An electro-optical targeting system (EOTS), is a system employed to track and locate targets in aerial warfare. [1] It can use charge-coupled device TV cameras, laser rangefinders and laser designators.

  4. Caboose - Wikipedia

    en.wikipedia.org/wiki/Caboose

    Railroads proposed the end-of-train device (EOT or ETD), commonly called a FRED (flashing rear-end device), as an alternative. [12] An ETD could be attached to the rear of the train to detect the train's air brake pressure and report any problems to the locomotive by telemetry. [12]

  5. Glossary of North American railway terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_North_American...

    End-of-train-device (ETD) or flashing rear-end device (FRED) An ETD on a container train A form of electronic caboose with a flashing red light mounted on the end of a train. Also monitors various train functions such as brake-pipe pressure, motion, and GPS location.

  6. Automatic equipment identification - Wikipedia

    en.wikipedia.org/wiki/Automatic_equipment...

    Burlington Northern was the first railroad in North America to renew the search for an effective identification system. BN had been closely following the efforts of various maritime shipping companies, such as American President Lines, in their efforts to find a system to automatically identify containers. Based on the maritime companies ...

  7. Train event recorder - Wikipedia

    en.wikipedia.org/wiki/Train_event_recorder

    Juridical Recording (orange) Blackbox as part of an ETCS equipment Indusi I60 ER24 control device with the DSK recorder inside. A train event recorder – also called On-Train Monitoring Recorder (OTMR), On-Train Data Recorder (OTDR), Event Recorder System (ERS), Event Recorder Unit (ERU), or Juridical Recording Unit (JRU) – is a device that records data about the operation of train controls ...

  8. Radio Electronic Token Block - Wikipedia

    en.wikipedia.org/wiki/Radio_Electronic_Token_Block

    The Signal ID is WFP (Whisky Foxtrot Papa) 34 R with a Triangle (Delta) Plate to show that it is not a stop signal. This is only to show what a Fixed distant board looks like. Points at the entrance to a crossing loop are spring-loaded for the correct track for facing movements, and are pushed across by the wheels for trailing movements; they ...

  9. Engine order telegraph - Wikipedia

    en.wikipedia.org/wiki/Engine_order_telegraph

    This sends an electrical signal to the EOT placed in the engine room whose pointer acquires a position according to the signal given from the bridge. An audible alarm sounds at both ends. Accordingly, the watch-keeping engineer acknowledges the order by moving the handle of the engine room EOT to the required position and takes necessary action.