Drones are still a lot more expensive than a 60 or 80mm mortar tube, though. I haven't seen many drones that could put an equivalent payload on target, and unle

Drones are still a lot more expensive than a 60 or 80mm mortar tube, though. I haven't seen many drones that could put an equivalent payload on target, and unless batteries get wildly better, I don't see much advantage in range for small, home-brew drones.