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...Msd pulse width modulation ulse pwm as it applies to motor words energy flows into the load not so much control is a way of delivering through switching frequency but at reference succession pulses rather than continuously somewhat like pushing playground style p varying analog signal by increasing or decreasing merry go round each push stored in controller regulates flow inertia heavy platform which accelerates gradually shaft s own inductance acts filter storing with harder more frequent longer lasting pushes during on cycle while releasing rate riders receive kinetic very different manner corresponding input other how applied questions works answers q what main advantage command efficiency amplifiers run cooler modulating high standard linear power amps requiring substantially less heat sink simple mass about comparator low makes electromagnetic motion feasible sawtooth carrier levels where hydraulics used can turn be only option sinusoidal chopping downside nature doesn t abrupt ch...