High-Input Impedance Voltage-Mode Multifunction Filter Using a Single DDCCTA and Grounded Passive Elements

by W. Tangsrirat, O. Channumsin
Published 2011-12-01

Single VDGA-Based Dual-Mode Multifunction Biquadratic Filter and Quadrature Sinusoidal Oscillator

by W. Tangsrirat, T. Pukkalanun, O. Channumsin
Published 2020-09-01

Electronically Adjustable Capacitance Multiplier Circuit with a Single Voltage Differencing Gain Amplifier (VDGA)

by W. Tangsrirat, O. Channumsin, J. Pimpol
Published 2020-01-01