“…Fig. 8 Sinusoidal oscillator under the effects of non-idealities controlled current differencing trans-conductance amplifier) [16], CDTA (current differencing trans-conductance amplifier) [17], MVDVTA (modified voltage differencing voltage trans-conductance amplifier) [22], CDBA (current differencing buffered amplifier) [29], VDBA (voltage differencing buffered amplifier) [33], VDIBA (voltage differencing inverting buffered amplifier) [3], CFOA (current feedback operational amplifier) [2], DO-DDCC (dual current output differential difference current conveyor) [6],VDCC (voltage differencing current conveyor) and its variants [7, 19-21, 23, 24, 27, 28].…”