
1.18 Consider a current amplifier having the model shown in the second row of Table 1.1. Let the amplifier be fed with a signal current-source is having a resistance Rs, and let the output be connected to a load resistance RL. Show that the overall current gain is given by
1.18 Consider a current amplifier having the model shown in the second row of Table 1.1. Let the amplifier be fed with a signal current-source is having a resistance Rs, and let the output be connected to a load resistance RL. Show that the overall current gain is given by