homemade wireless controled pop up targets

i have shooting a range and i dont want to spend the money one buying a pop-up target system so is there anyway to combine computer circuits with metal to create pop-up targets

iceng5 years ago
There be as many as there are counted sensors.
One has but to choose desirable detailed features
balanced against the size of.his wallet
to gain a flurry of plans and instructables to paruse.