can somebody understand what exactly is this experiment?
**broken link removed**
also the BD139 which is used in the original schematic is it really suitable for that high frequencies?i was checking Fairchild's transistor specs but there isn't any Fτ so i can't figure out but i think it's not...
**broken link removed**
also the BD139 which is used in the original schematic is it really suitable for that high frequencies?i was checking Fairchild's transistor specs but there isn't any Fτ so i can't figure out but i think it's not...
