New member... my baby, Big Red

Boom! The classic potato gun harnesses the combustion of flammable vapor. Show us your combustion spud gun and discuss fuels, ratios, safety, ignition systems, tools, and more.
Doc j
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Mon Jun 15, 2020 6:09 pm

KannonKing wrote:
Mon Jun 15, 2020 3:36 pm
Doc j wrote:
Wed May 27, 2020 4:48 am
Pickle me grand mother.
"big belly laugh".
Dunno about ya tech thing variables golf balls.
Yeah 750 mtr range...
I av golfer, smak em 240 mtrs.
When I get onto em , Its "Anzac" on the tee.
One minute of silence, that is.... Gahahaha.
I'd Rekon I give big red, prob 5 mins of silence after seeing it in action.
One of the nice things about using a extendable SDR-21 barrel and golf balls, since the barrel droops somewhat under its own weight, the ball actually starts to roll along the top of the barrel causing backspin on the ball and a perfect "drive trajectory" with that beautiful arched rise....and then it's gone, never to be seen again. ;)

And when you shoot it straight up, it takes the ball around 25 seconds to return to Earth... Count that out!
I know bout curving barrels for magnus back spin. Here's my small example of curved barrel,
Tuned to fps output.
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