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Bluetooth Low Energy ( Bluetooth LE, colloquially BLE, formerly marketed as Bluetooth Smart [1]) is a wireless personal area network technology designed and marketed by the Bluetooth Special Interest Group (Bluetooth SIG) [2] aimed at novel applications in the healthcare, fitness, beacons, [3] security, and home entertainment industries. [4]
The heaviest class of 4-6-0 's ever put into series production was the Pennsylvania Railroad class G5 with 90 examples completed in the mid-1920s, which were some 5,500 pounds (2.5 t) lighter. One of the B&O's 4-6-0 s, built in 1869, is preserved at the B&O Railroad Museum in Baltimore. Another is at the National Museum of Transportation in St ...
Australia. The 2-8-0 locomotive was used extensively throughout Australia. It served on the 5 ft 3 in ( 1,600 mm) broad gauge, 4 ft 81⁄2 in ( 1,435 mm) standard gauge and 3 ft 6 in ( 1,067 mm) narrow gauge and was employed mostly as a freight locomotive, although it was often also employed in passenger service in Victoria.
Factor of adh. The M1 was a class of steam locomotive of the Pennsylvania Railroad (PRR). It was a class of heavy mixed-traffic locomotives of the 4-8-2 "Mountain" arrangement, which uses four pairs of driving wheels with a four-wheel guiding truck in front for stability at speed and a two-wheel trailing truck to support the large firebox ...
The Pennsylvania Railroad kept producing 0-4-0 classes long after all other major railroads had abandoned development of the type, building their final A5s class into the 1920s. The A5s was a monster among 0-4-0s, larger than many 0-6-0 designs, with modern features found on few others of its type, such as superheating, power reverse, and ...
2-6-0+0-6-2. Under the Whyte notation for the classification of steam locomotives, 2-6-0+0-6-2 represents the wheel arrangement of an articulated locomotive with two separate swivelling engine units, arranged back to back with the boiler and cab suspended between them. Each engine unit has two leading wheels in a leading truck, six powered and ...
2-6-6-6. The 2-6-6-6 (in Whyte notation) is an articulated locomotive type with two leading wheels, two sets of six driving wheels and six trailing wheels. Only two classes of the 2-6-6-6 type were built. One was the "Allegheny" class, built by the Lima Locomotive Works. The name comes from the locomotive's first service with the Chesapeake and ...
4-8-8-4 wheel arrangement. A 4-8-8-4 in the Whyte notation for the classification of steam locomotives by wheel arrangement, is a locomotive with a four-wheel leading truck, two sets of eight driving wheels, and a four-wheel trailing truck. Only one model of locomotives has ever used this wheel configuration, and that is commonly known as ...