Search found 395 matches

by POS
Mon Feb 16, 2009 10:19 am
Forum: Pneumatic Cannons
Topic: 1.5 piston coax
Replies: 23
Views: 6537

Why not pilot and fill with the same valve Because the air behind the piston would not get out fast enough when shooting, resulting in high loss of performance. The part behind the piston should get depressed as fast as possible. Pepressing trough the "loadnozzle" is possible, but will result in gr...
by POS
Sat Feb 14, 2009 4:46 pm
Forum: Off-Topic Hobbies
Topic: 750psi water rocket
Replies: 26
Views: 5990

I did water rockets too some while ago. I did a lot of research before i started building. Instead of water, use water and soap mixture. When the rocket is launched, the instant difference in pressure will have the reaction that the soapy water turns into foam, not only the part of the bottle that i...
by POS
Thu Nov 30, 2006 5:46 pm
Forum: Pneumatic Cannons
Topic: Piston Bumper
Replies: 11
Views: 2875

I have been thinking something like that. When your gun operates at lets say 200 psi, you should have some kind of valve that shuts at 100 psi. That way, only half of the pressurizes air will escape. By the time it escaped, the ammo has been shot out of the barrel. When the valve shuts at a pilot pr...
by POS
Wed Nov 29, 2006 3:50 am
Forum: Pneumatic Cannons
Topic: Spazooka mk2.
Replies: 12
Views: 4374

it aint here ;)
by POS
Wed Nov 29, 2006 3:47 am
Forum: Pneumatic Cannons
Topic: Spazooka mk2.
Replies: 12
Views: 4374

vid please
by POS
Wed Nov 29, 2006 3:23 am
Forum: Ammo & Parts
Topic: Water Balloon as Ammunition
Replies: 18
Views: 6050

P.E.D. ??? Man, talk english ..
by POS
Fri Nov 24, 2006 11:19 am
Forum: Pneumatic Cannons
Topic: DNS Confetticannon
Replies: 50
Views: 18159

Been studying long over that, didn't you ?
by POS
Fri Nov 24, 2006 11:18 am
Forum: Pneumatic Cannons
Topic: SAWED-OFF RIOT GUN redone!!!
Replies: 142
Views: 49124

Brain, the chamber, is it copper to ? 28 mm ?

Just one more question. Why did you use treaded parts ? Isn't soldering stronger ?

And where the hell do you get 23 bar :)
by POS
Fri Nov 24, 2006 11:09 am
Forum: Pneumatic Cannons
Topic: My ZOOKA for Baseball Practice
Replies: 18
Views: 6784

Very nice "gun". I guess, looking at the building of it, you are not 15 years old. But then again, I already knew that, since you have a 9 years old boy. Very nice job there m8.
by POS
Fri Nov 24, 2006 11:00 am
Forum: Pneumatic Cannons
Topic: Airsoft BB 200psi rifle. (AB200-R)
Replies: 32
Views: 9363

nice gun. Very nice arrow thing ammo.
by POS
Fri Nov 24, 2006 10:55 am
Forum: Pneumatic Cannons
Topic: My 1st Rifle
Replies: 68
Views: 25183

you're welcome ;)
by POS
Fri Nov 24, 2006 10:54 am
Forum: Ammo & Parts
Topic: Great new ammo! with pics
Replies: 11
Views: 4110

double shot, or both balles at once ?
by POS
Fri Nov 24, 2006 10:50 am
Forum: Ammo & Parts
Topic: coke cans
Replies: 9
Views: 3089

MAN, take a valium ..... Chill .... ;-)
by POS
Tue Nov 21, 2006 12:43 pm
Forum: General How-To & Discussion
Topic: Semi-auto 55 SHOT rifle plans WITHOUT RELOAD
Replies: 12
Views: 4290

Got some results already ?
by POS
Tue Nov 21, 2006 12:40 pm
Forum: Pneumatic Cannons
Topic: mortar
Replies: 16
Views: 6345

it should be heavy and small, looking at the barrel.