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Giant Brass Steam Whistles
Over the years Dave Dam of Eau Claire, Wis., has built dozens of steam whistles out of artillery shells (Vol. 34, No. 5). He recently sent FARM SHOW photos of his biggest steam whistles yet – both with a 22-in. high, 10-in. dia., 1/8-in. thick wall brass tube for the bell. They come with an aluminum base which has a 2-
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Giant Brass Steam Whistles AG WORLD Over the years Dave Dam of Eau Claire Wis has built dozens of steam whistles out of artillery shells Vol 34 No 5 He recently sent FARM SHOW photos of his biggest steam whistles yet – both with a 22-in high 10-in dia 1/8-in thick wall brass tube for the bell They come with an aluminum base which has a 2-in dia pipe thread that hooks up to an air supply Dam first built his steam or compressed air whistles out of copper pipe brass and aluminum Then he saw an artillery shell whistle and started using them to build steam whistles He has more than 100 in his collection now Air goes up through the bottom and a plate forces the air to move up the sides causing the upper chamber to vibrate “It’s the same principle as blowing over the top of a bottle ” says Dam “The bigger the upper area the lower the tone ” His new steam whistle has a “crown” with an acorn nut on top The acorn is attached to a 1-in threaded rod that hooks up to the base of the whistle A plate forces the compressed air to move up the sides causing a chamber inside the bell to vibrate Contact: FARM SHOW Followup Dave Dam 111 N Buena Vista Rd Eau Claire Wis 54703 ph 715 450-2943 after 4 p m ; ddamwhistler48@gmail com
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