amplitude амплітуда 3 621.313.33 1 AC current 1 Adaptive observer 1 accuracy 1 asymptotic 1 coaxial-linear motor 1 decoder 1 digital filtration 1 digital method 1 digitization 1 experimental investigations 1 frequency 1 instantaneous value 1 mains supply 1 minimization of random measurement errors 1 modeling 1 permanent magnets 1 phase and inertia-power frequency characteristics 1 phase difference 1 pulse distortion 1 pulse duration 1 sinusoidal signal 1 speed of measurement 1 uncertainty 1 variation 1 weight window 1 адаптивний спостерігач 1 адаптивный наблюдатель 1