The circuit of Fig. P2.71 illustrates how a BJT can be put to use as a voltage-to-current (V-I) converter. Assuming F 5 150, VBE(on) 5 0.7 V, VA 5 75 V, and vi 5 (0.5 V) cos t, fi nd the small-signal...

The circuit of Fig. P2.71 illustrates how a BJT can be put to use as a voltage-to-current (V-I) converter. Assuming F 5 150, VBE(on) 5 0.7 V, VA 5 75 V, and vi 5 (0.5 V) cos t, fi nd the small-signal element values of the Norton equivalent seen by the load LD.