[Nikky]

"Tango - Accel Technologies - later bought PCAD and then was bought by Protel who became Altium."
Probaj iskopat neku verziju Protel - a, više ne sjećam a davno je bilo kad sam se s tim bavio, mislim da je Protel imao import za Tango projekte.
http://www.pcbwizards.com/cadprog.htm
http://www.pcbdesignandfab.com/
http://www.google.com/#q=pcb+softwar...e2779d6caed519