Dynamical probing of pendulum arm spurred by a Rayleigh-duffing oscillator implemented on a microcontroller. - Gopinath Barathi; Lucienne Makouo; Gabin Jeatsa Kitio; Prosper Kounchie Foguem; Sifeu Takougang Kingni; Karthikeyan Rajagopal (Integr., 2026)