Hovering Propellers in the Air Using Strings by Adjusting Motor Voltage

In this video, I demonstrate a coaxial rotor helicopter tethered with four strings, hovering in the air as I carefully adjust the DC motor voltage.
Watch how precise voltage control keeps the helicopter stable and floating effortlessly.

hovering helicopter, coaxial rotor, DC motor control, voltage adjustment, stable flight, DIY aviation, motor tuning, helicopter stability, flight demonstration, helicopter, coaxial, how to fly, fly, fly helicopter, twin rotor

Видео Hovering Propellers in the Air Using Strings by Adjusting Motor Voltage канала STFocus