wiring track
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Track lighting — is a method of lighting where light fixtures are attached anywhere on a continuous track device which contains electrical conductors. This is as opposed to the routing of electrical wiring to individual light positions. Tracks can be mounted to… … Wikipedia
Track circuit — A track circuit is a simple electrical device used to detect the presence or absence of a train on rail tracks, used to inform signallers and control relevant signals. Principles and operation The basic principle behind the track circuit lies in… … Wikipedia
Double track — This article is about the use of two tracks on a railway line. For the sound recording technique, see doubletracking. A double track railway line A double track railway usually involves running one track in each direction, compared to a single… … Wikipedia
TWA Flight 800 — For the 1964 crash of a TWA Boeing 707 in Rome, Italy, see TWA Flight 800 (1964). TWA Flight 800 Recovered TWA 800 wreckage Accident summary Date … Wikipedia
Digital model railway control systems — A number of control systems are available to operate locomotives on model railways. The earlier traditional analog systems where the speed and the direction of a train is controlled by adjusting the voltage on the track are still popular while… … Wikipedia
Digital Command Control — For other uses, see DCC (disambiguation). Digital Command Control (DCC) is a standard for a system to operate model railways digitally. When equipped with Digital Command Control, locomotives on the same electrical section of track can be… … Wikipedia
Overhead lines — This article is about the transmission of electrical power to road and rail vehicles. For transmission of bulk electrical power to general consumers, see Electric power transmission. For powerlines mounted on pylons, see overhead power line.… … Wikipedia
Blackpool tramway — Double deck Balloon trams 700 (green) and 720 (black) at Bispham Overview Type First generation tramway L … Wikipedia
Dover Corporation Tramways — lines shown as built Legend … Wikipedia
Railways in Melbourne — Melbourne rail network City Loop Caulfield group Frankston line Pakenham line Sandringham line Cranbourne line … Wikipedia
Disasters — ▪ 2009 Introduction Aviation January 23, Poland. A Spanish built CASA transport plane carrying members of the Polish air force home from a conference on flight safety in Warsaw crashes near the town of Miroslawiec; all 20 aboard are killed … Universalium
