Figure 7. Results of SPICE simulation of the oscillator 4b of Table-1 (a) Transient response (b) Steady state response of two voltage outputs (c) Frequency spectrum (d) The variation of oscillation frequency with the external bias current of OTA3

From

Canonic OTA-C Sinusoidal Oscillators: Generation of New Grounded-Capacitor Versions

Raj Senani, D. R. Bhaskar, Manish Gupta, A. K. Singh

American Journal of Electrical and Electronic Engineering. 2015, 3(6), 137-146 doi:10.12691/ajeee-3-6-2