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 home made air gun (full metall) « View previous topic :: View next topic » 
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A.p.P.o.0.w.W
PostPosted: 07/31/2008 23:04 PM    Post subject: Reply with quote

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http://www.mattech.nl/afbeeldingen/artikelen/50000505.jpg
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Eddbot
PostPosted: 07/31/2008 23:19 PM    Post subject: Reply with quote

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yeah, that's what everyone else uses, it'll should take 400
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psycix
PostPosted: 08/01/2008 3:30 AM    Post subject: Reply with quote

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Leuk gemaakt Smile
Maar met een QEV zal hij nog wel een heel stuk harder schieten.

Further in english:
QEV's open up really fast. A ballvalve, rigged by a spring opens in about 30-60ms, but hand it is much slower (100ms+). While a QEV opens up in the 5ms area. Your fire extinguisher valve, if you are lucky, may open in between 15-40ms.
A QEV would improve the power of this gun by alot.
Also, I believe that the fire extinguisher valve is possible to constrict flow.
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A.p.P.o.0.w.W
PostPosted: 08/01/2008 8:37 AM    Post subject: Reply with quote

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ja maar hoe krijg ik een qev passend gemaakt die tappen komen niet overeen
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psycix
PostPosted: 08/03/2008 5:29 AM    Post subject: Reply with quote

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Je kan 2 dingen doen:
1- QEV direct aan de tank koppelen (dan heb je idd het probleem dat je iets moet hebben wat erop past)

2-Je hebt dat T-stuk er ook op gekregen. Er staat 1/2" op, dus een 1/2" QEV kan je er zo gewoon op draaien. Je zal de huidige "FE valve" OF open moeten houden, OF aan moeten passen (uitboren oid.) zodat er gewoon vrije doorgang is.
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Mr.Sandman
PostPosted: 08/03/2008 8:14 AM    Post subject: Reply with quote

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is that in german psycix? or is it polish? Shocked

EDIT: I really need to learn to read previous posts
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Coodude26
PostPosted: 08/03/2008 8:48 AM    Post subject: Reply with quote

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This is pretty sweet, I take it it's fairly accurate? You should do an accuracy test too. I wonder what would hapen to a tomato...
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A.p.P.o.0.w.W
PostPosted: 08/03/2008 12:14 PM    Post subject: Reply with quote

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i gonna make a accurate test this week
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killroy5238
PostPosted: 08/05/2008 21:55 PM    Post subject: Reply with quote

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one question how long did it take you to make it? because it looks really nice.
Quote:
whats your main ammo?

Im interested to see how you fired it. i cant tell if its a barrel sealing piston valve with a fire extinguisher tank, or if the fire extinguisher valve is the main valve.

and BTW your english is just fine.
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A.p.P.o.0.w.W
PostPosted: 08/06/2008 9:20 AM    Post subject: Reply with quote

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it taked a few hours to make because i had some wrong parts
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A.p.P.o.0.w.W
PostPosted: 08/06/2008 9:22 AM    Post subject: Reply with quote

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and im now working on a home made qev i let you know when i'm done and make a part list for ppl that wanna make a qev too
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blind909
PostPosted: 08/06/2008 10:04 AM    Post subject: Reply with quote

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Dont you mean a homemade piston valve? And there is a video tutorial on how to make one, just its in french.
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SpudFarm
PostPosted: 08/06/2008 10:10 AM    Post subject: Reply with quote

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the QEV's are rated that low because they get used in truck air brakes, and that is a place you don't want them to fail..
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Brian the brain
PostPosted: 08/08/2008 11:34 AM    Post subject: Reply with quote

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One more Dutch member..


Niet te geloven...worden er steeds meer

Mer habba!
Nassel gidior abi?Tamam?
Verkeerd geschreven en meer Turks ken ik niet hoor.
Hehehe

Three languages in one post.English Dutch and Turkish...I crack me up!

I have tried the same QEV's at 40 bar, so don't worry about 400 psi
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A.p.P.o.0.w.W
PostPosted: 08/08/2008 13:40 PM    Post subject: Reply with quote

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haha iyi gidiyor iyi

maar ken je een goeie pomp die 30 bar aankan
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