Base-bias Circuit
Rb=((Vcc-Vbe)*hfe)/Ie
Vbe=0.7V; Vcc - Supply voltage; hfe - current gain, given by manufacturer or multi-function tester; Ie given by multi-function tester
Rc=(Vcc-Vce)/Ic
Vce usually half of Vce=Vcc/2; Ic=Ib+Ie. As Ie>>Ib can approximate Ic=Ie
