Find the voltage gain and Io
Vi=V+=V-
I1=(V-)/R1
I1=0.5mA
Node V-
Vi-0/R1+Vi-Va/R2=0
Va=-50mV
NodeA
[Va-V-/R2] + Va-0/R3 + Va-Vb/R4 =0
Vb=-0.2V
NodeB
Vb-Va/R4 + Vb-0/R5 +Vb-VO/R6=0
Vo=-0.55V
Av= -Vo/Vi
=-0.55/50m
= -11V/V
Io= Vo/RL
=-0.55/100
=-55mA
thank for the help
Vi=V+=V-
I1=(V-)/R1
I1=0.5mA
Node V-
Vi-0/R1+Vi-Va/R2=0
Va=-50mV
NodeA
[Va-V-/R2] + Va-0/R3 + Va-Vb/R4 =0
Vb=-0.2V
NodeB
Vb-Va/R4 + Vb-0/R5 +Vb-VO/R6=0
Vo=-0.55V
Av= -Vo/Vi
=-0.55/50m
= -11V/V
Io= Vo/RL
=-0.55/100
=-55mA
thank for the help
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