Originally Posted by tymcneer
What is really needed is to see what the differences are, when the output of both the CO2 and the HPA are exactly the same. That would allow us to determine the difference in the gas' "efficency" in pushing a paintball. Then a formula could be determined to allow someone to understand what must be done to change from CO2 to HPA and back without the massive changes in velocity.
I'd be game having the HPA tank regulator tweaked to output 850psi. (replacing or shimming the spring perhaps)