255 An Additional Approach to Model Current Followers and Amplifiers with Electronically Controllable Parameters from Commercially Available ICs R. Sotner, A. Kartci, J. Jerabek, N. Herencsar, T. Dostal, K. Vrba Dept. of Radio Electronics, Faculty of Electrical Engineering and Communications, Brno University of Technology, Purkynova 118, 612 00, Brno, Czech Republic, [email protected] Dept. ...