Concussion Cannon
Valve Sound You Can Feel Additions
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   While developing the $20 Air Cannon, I ran across other methods one could use to build an air cannon rather inexpensively and one such idea was to use a sprinkler valve. Even though there was no way to make the cannon for $20 as my goal was in that quest, I tried one to see how it would perform. After some very helpful tips from Lloyd from the Chat List (PhreeqMeOut), who already had done some sprinkler tinkering, I was able to couple one to the new cylinders I developed for the other cannon and the sound was good. About as good as the $20 cannon. But after performing numerous tests and experimenting I finally found a way to really get the sprinkler valve to seriously bark. The result is what I nick named the concussion cannon, since you don't just hear this one, your whole body can feel the concussion created by the large amount of air this dumps out all at once. Here's how I did it. 

Death Lord

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