Re: What's the real-world efficiency loss through a harmonic drive stage?
Posted: Thu Aug 20, 2026 12:46 pm
@sarah.santos3 Appreciate the detailed answer.
A lot of the per-joint cost in a modern actuator isn't the motor - it's the combination of a precision gearbox, integrated encoders, torque sensing, and the driver electronics, all of which have to fit inside a housing the size of a fist.