Engineering- Research & Development

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Engineering- Research & Development (Moderators: Rocker1, Wayne52)

For the discussion of hands on air gun related development, modifications, testing data etc.

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Subject / Started by	Replies / Views	Last post
Barrel lenght vs. fps suppressed Started by Mikey	14 Replies 3042 Views	March 07, 2019, 07:05:33 AM by jackssmirkingrevenge
MAC-10 Style BB machinegun with pop-off valve - concept Started by jackssmirkingrevenge	6 Replies 3866 Views	February 28, 2019, 12:39:11 PM by Rob M
"Sabotless" Semi-Automatic Shotgun - concept Started by jackssmirkingrevenge	7 Replies 2426 Views	February 25, 2019, 03:27:28 PM by Rob M
regulated PCP design with "pre-chamber" and "dump all valve" Started by ^^artin	10 Replies 4257 Views	January 29, 2019, 01:50:13 PM by Machineman
Custom build video Started by Machineman	11 Replies 2173 Views	January 28, 2019, 11:03:39 PM by Machineman
Mrod valve diameter Started by grandadg	3 Replies 1562 Views	January 27, 2019, 07:33:04 AM by grandadg
Making a pcp valve that has a greater than 50% "theory" max power. Started by shorty « 1 2 3 4 »	63 Replies 9880 Views	January 24, 2019, 01:36:31 PM by Chuck M
Machining PEEK Started by PakProtector	9 Replies 2137 Views	December 31, 2018, 08:34:41 PM by Motorhead
Regulator Tester - First prototype... Started by PeruvianHunter	6 Replies 4153 Views	December 06, 2018, 01:19:18 AM by Gertrude
3D printed scope sidewheel for Hawkes Vantage Started by betapotato	10 Replies 3364 Views	November 28, 2018, 02:24:46 PM by Nvreloader
PCP revolvers Started by Novagun	4 Replies 1298 Views	October 23, 2018, 12:31:41 PM by MJP
Who has detailed Information about this "vintage" Feinwerkbau Anti Recoil System Started by ^^artin	6 Replies 1325 Views	October 03, 2018, 01:07:50 AM by Motorhead
Making Homemade Pcp( Questions ) Started by Homemadepcp	3 Replies 4578 Views	September 29, 2018, 11:58:22 PM by Hllrsr
Thin film conformal coatings Started by shorty	4 Replies 1208 Views	August 31, 2018, 06:56:42 PM by rsterne
Diana StormRider/Mrodair Varmint foster fill end cap wanted. Started by avator	10 Replies 1719 Views	August 10, 2018, 09:31:04 PM by avator
Couple of answers looked for. Started by Hllrsr	4 Replies 1201 Views	July 16, 2018, 09:48:40 PM by Hllrsr
looking for file to print LDC baffles Started by superchikn	15 Replies 2961 Views	June 22, 2018, 06:29:46 PM by WhatUPSbox?
First prototype Benji Disco 10 shot clip Started by DIY_guy « 1 2 3 ... 8 »	156 Replies 24387 Views	June 05, 2018, 10:12:06 PM by Old Corps
Longer bullet in Hatsan mag well Started by Hobbyman2007	1 Replies 1133 Views	March 19, 2018, 08:55:18 PM by Privateer
Unique one-off builds and other fascinations Started by kahuna	7 Replies 1984 Views	March 10, 2018, 09:04:54 PM by chwillbill68
CP-1 on HPA Started by huklbery	0 Replies 1099 Views	March 10, 2018, 12:43:54 PM by huklbery
Chamber reamer dimensions? Started by Precisionaitworkz	16 Replies 7061 Views	February 24, 2018, 12:41:18 PM by Motorhead
Yet another balanced valve idea Started by rkr « 1 2 3 4 »	67 Replies 10385 Views	February 16, 2018, 02:43:12 PM by MJP
Heavy corrosion inside the pump tube (crosman1377) Started by ^^artin	2 Replies 1174 Views	January 12, 2018, 12:36:03 PM by ^^artin
AA / CZ 200-series degasser/ regulator output tester Started by MultimediaMan	3 Replies 1441 Views	December 24, 2017, 01:38:45 AM by MultimediaMan

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