Ok, Ib may not be IR1 + IRz but this Ib is not the same Ib as before, right?
Edited;
Because in the previous circuit, IB was never flowing through R1 or Rz and now it is! Is my reasoning correct?
Edited;
Because in the previous circuit, IB was never flowing through R1 or Rz and now it is! Is my reasoning correct?
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