Train Locomotive Railroad PVC Air Horn Building PDF Plans

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Train Locomotive Railroad PVC Air Horn Building PDF Plans:
$10.95

This sale is for the HornBuilding PDF PlansONLY in sample pics #2 and #3. I have combined all the best building techniques and materialsneededto build the horns into these plans that are now for sale in PDF form. With your purchaseyou will be emailedthe PDF to print out the instructions from or you can just view them on your computer (the PDF file will be emailed to your PayPal email address unless you specify otherwise). You will also receive4 private youtubebuilding videos loadedwith tips and ideasto help aid you with your buildand to go along with the PDF plans.You will be building your hornswith PVC pipe, PVC reducers,and plastic funnels.You should be able to find all the parts needed to build a set of these horns at any large hardware building and plumbing supply store. The funnels can be found at many auto parts stores.You can connect as manyhorns together as you wantand tune them to sound like any set of train horns that you desire. The constructionPDF comes with 17 pages of instructions complete with28 color photos of the building process and completed horn pics and a chart showing all the real train horns in use todaywith the notes they play. You can build a 3 bell set of these horns in a day or less. This is a fun building project that really sounds great when your done. I have tested the decible output of my PVC M5 horns and found that they produce about 124db withmypreferreddiaphragms installed. I owna few sets of real train horns andI findthat my PVC train hornshave avery pleasing comparable sound. They sound bestfrom 60-110 psi but will blow with as little as 30psi.You can see and hear the hornsup close on these videos.The first video is showing a horn built with the 3\" power chambers. The second video is showing a horn built with the 4\" power chambers. The third video is showing a horn built with a combination of both 3\" and 4\" power chambers. The 4\"version power chambers can be builtjust likethe 3\" power chamber version shown in the plansonly using the next size larger parts.I show all the parts needed for both the 3\" and 4\" power chambers in the plans.The fourth video is a decibel comparison test of 3 different horns.Video #2 Video #3 M5 #4 Decibel Test of PVC M5 trainhorn vs. Nathan Airchime