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The variable pitch steam whistle at the New York Wire Company in York, Pennsylvania, was entered in the Guinness Book of World Records in 2002 as the loudest steam whistle on record at 124.1dBA from a set distance [clarify] used by Guinness. [84] The York whistle was also measured at 134.1 decibels from a distance of 23-feet. [12]
As train whistles are inexpensive compared to other warning devices, the use of loud and distinct whistles became the preferred solution for railway operators. Steam whistles were almost always actuated with a pull cord (or sometimes a lever) that permitted proportional action, so that some form of "expression" could be put into the sound. Many ...
They are often extremely loud, allowing them to be heard from great distances. They are also used for acknowledging signals given by railroad employees, such as during switching operations. For steam locomotives, the equivalent device is a train whistle. Leslie RS3L locomotive horn, once the most common horn in use on North American railroads
Jim Steuer, now 70, was a senior in the Manitowoc Lincoln class of 1970 when he helped create the whistle. Today, he volunteers at the museum.
Rail squeal is a sound caused by a train's wheels slipping under specific conditions, usually around sharp curves. [4] Air displacement of a train in a tunnel can create noise from turbulence. Trains also use horns, whistles, bells, and other noise-making devices for both communications and warnings.
Nathan Manufacturing, Inc. is a division of Micro Precision Group which manufactures Airchime, Ltd. train horns mainly for North America. It is one of two major train horn manufacturers in the United States, with Leslie Controls, Inc. being the other. A K5LA (K-5LA) Horn on top of a Coaster San Diego Cabcar #2310.
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