basic design at the moment is pressure vessel constructed from pvc pipe (capped each end, bike valve in) then connected to solenoid which is mounted directly at base off barrel.. squash ball is 40mm dia i believe ,and we have a max pressure allowance of 5.5bar.. the solenoid i have got my hands on i...

hi there ,yes it has to be electronic . i can get a 1/2" solenoid for a few quid ,a pressure gauge for a few quid ,and use the rest on materials..

Hi all, I am doing a project at uni which requires construction of a 'gun' to shoot a squash ball projectile up into the air with the goal of it coming down and landing in a target area...this is on a small scale so gun to target length is only 2-6metres.The gun has to be fixed to a stand and fired ...