Hi,
we are creating a community of electronic design and simulation for users of different types of SPICE, PSpice, LTspice, Altium Designer,B2 Spice, ICAP/4, TINA, Proteus, Ni- Multisim, Micro-Cap and others. Registering to the site youspice.com you can download free projects, and you can become a designer when you want. Join you too to this new adventure.