Tethered Drones Still Need Batteries: Designing Millisecond Backup Power for Safe Landing

A tethered multirotor operating during a 2026 training session. Persistent flight does not eliminate the need for an onboard emergency power source. Source: U.S. Air National Guard / DVIDS, public domain Tethered drones are moving from specialist prototypes into persistent observation, temporary communications, emergency response, industrial inspection and site-security roles. A 2025 communications study, for […]