*12.23 A class AB output stage, resembling that in Fig. 12.10 but utilizing a single supply of +10 V and biased at VI = 6 V, is capacitively coupled to a 100-Ω load. For transistors for which |VBE| = 0.7 V at 10 mA and for a bias voltage VBB = 1.3 V, what quiescent current results? For a step change in output from 0 to –1 V, what input step is required? Assuming transistor-saturation voltages of zero, find the largest possible positive-going and negative-going steps at the output.
1.35 mA; −1.05 V; +4 V; −6 V
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