Yigit, Try here for a spice model: Maybe you can adapt the info to what you are looking for? Bill Yigit Turgut wrote: >hey Everyone; > >I found an old design for a voltage-step-up circuit which includes NE46134 >but I can't seem to find the piece itself and the model in Proteus and >OrCAD. > >Thus I am seeking for equivalent rf-transistor that I can grab it's model >and do the simulation first then move on with the implementation. > >Cheers >Y. > =20 > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .