The Nathan K5LA 5 bell commercial train horn. The largest and Loudest Nathan train horn made. Can be heard for miles. Produces 144 db at 10 ft . (true DB rating)
Amtrak has a wide variety of horns lying around their repair shops. Cab cars typically got whatever horn they had lying around, and perhaps the original horn was damaged somehow, and replaced with the sweet sounding Nathan Airchime P-5.
The loudest air horn in use on American railroads today is the Nathan K5LLA, a 5 chime air horn standard on EMD SD70ACe/M-2 locomotives. Dan www.youtube.com/BNSF9187
On average, a train horn is 110 db on the engine. At about 500 feet away from the train, a train horn is 90 db.
It sounds like an train horn
A change in the pitch of the horn, rising as the train approaches and falling as it recedes.
Train whistle
A couple are the engine the cars wheels and the horn.
Train horns are used as a warning sign. Each different type of warning requires a different sequence of sound by the horn. The train horn can be used to signal things such as an upcoming intersection, upcoming train station, initiation of movement, change of direction, and warn pedestrians of the train's presence.
The loudest air horn in use on American railroads today is the Nathan K5LLA, a 5 chime air horn standard on EMD SD70ACe/M-2 locomotives. Dan www.YouTube.com/BNSF9187
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where are the horn is location.
Traditionally, the train engineer gives horn signals. If the engineer is not present, or busy, either the co-engineeror conductor can blow the horn. Amtrak has their General Electric P42 locomotives equipped with a horn button on the engineer and conductor sides of the cab.