Videos and images purportedly showing spools carrying as much as 65km (~40.4 miles) of optical fiber have been shared on Russian social media channels. Previously, we reported on Ukraine-based prototypes being tested at up to 50km (~31 miles). Tethered FPV drones are hardened against electronic warfare and allow for deep, precise strikes into enemy territory. Obviously, having a longer reach (without other compromises) is an advantage.
The Russians claim to have successfully tested a massive 65 km…