Ooooh, High Tech Homebrew Weaponry! Ooooh, High Tech Homebrew Weaponry! Thursday, September 08, 2005 Doug For anyone looking to reprise Ahnold’s role in Eraser, I present: the Gauss Pistol. Sure, it takes 20 seconds to charge in between shots, but, c’mon, it’s a hand-held railgun, for cryin’ out loud! Heh. Via Hack A Day.