The Air Force is in the market for upgrades to its counter-drone technologies, according to an Oct. 16 request for information posted on a federal contracting website.

The service is in the early stages of deploying lasers, microwaves, and other weapons more advanced than a shotgun to deal with potentially threatening drones loitering around bases. In particular, the RFI is looking for ideas to fend off the smallest unmanned aerial systems like quadcopters.