Fig. 5: Amplitude frequency response and sensitivity test results.
From: Synchronous detection of dual signals based on constant-drive technique of weakly coupled resonators

a Amplitude of Resonator 2 variation trend with voltage tune1; b Amplitude of Resonator 1 variation trend with voltage tune1; c Amplitude of Resonator 2 variation trend with voltage tune2; d Amplitude of Resonator 1 variation trend with voltage tune2; e The AR1 variation trend with Δk1 in constant-drive and mode-localized method; f The AR2 variation trend with Δk2 in constant-drive and mode-localized method