what is 'r' in this expression and and how did delta IB come? even in the circuit diagram there is no 'r' its only R
what is 'r' in this expression and and how did delta IB come? even in the circuit diagram there is no 'r' its only R VCC
An ac i/p signal is superimposed on bias V'8B (dc). The o/p is taken between
collector and ground.
Applying Kirchhoff' law to the output loop,
VCC = VCE + lcRc
168 = VBE+ IBR8
Then, + = VSE + + A/B (RB
AIR
= r AIB
Alc
what is 'r' in this expression and and how did delta IB come? even in the circuit diagram there is no 'r' its only R