I found this mod: http://www.gamefaqs.com/boards/540331-stalker-shadow-of-chernobyl/42432583.
Stalker Shadow Of Chernobyl Weapon Sound Mod
Stalker Soc Weapon Mods List
Today we are talking to Dan Taylor, a professional level designer who has in the past worked for Eidos, Square Enix, Ubisoft, Rockstar (among others) on games such as Medal of Honor Heroes 2, Hitman: Sniper, or Shadow of the Tomb Raider. Dan - who started out as a modder for Morrowind, Skyrim, and Fallout New Vegas - has close to two decades of experience in the video game industry under his belt and his talk on Ten Principles for Good Level Design at the Game Developer's Conference 2013 is cu.