It’s all about wanting to do target practice, indoors, using a simple red laser dot instead of any sort of projectile. While it’s possible to practice by flashing a red laser pointer and ...
If you’re on target, wonderful. If not, now is the time to make a quick adjustment. With the firearm still pointed squarely ...
Fan of shooting things? Jealous of proper shooting ranges? Why not build your own automated target practice rig (link dead, try the Internet Archive) with a few servos and an ATMega168?