Quantum-Systems Partners with Propeller Aero: Trinity F90+ Drone and Propeller Aero's 3D Mapping Software by DRONELIFE Staff Writer Ian M Crosby Trimble [NASDAQ:TRMB] is one of the holdings in the AdvisorShares Drone Technology ETF [NYSE ARCA:UAV], the only ETF dedicated to the drone economy. The AdvisorShares Drone Technology ETF is a thematic investment strategy seeking … [Read more...] about Quantum Systems and Propeller Aero: Trinity F90+ Drone Compatible with 3D Mapping Software