Again consider the circuit shown in Figure 10.37 (a). Let V+ = 5 V and

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Again consider the circuit shown in Figure 10.37 (a). Let V+ = 5 V and R1 = 35 kΩ. Let VEB1(on) = 0.6 V. Neglect dc base currents. The baseemitter area of Q2 is twice that of Q1. The Early voltages are VAN = 120 V and VAP = 80 V. Determine the small-signal voltage gain for (a) RL = ∞ and (b) RL = 250 kΩ. (a) Fiqure 10.37 (a) Simple BJT amplifier

Again consider the circuit shown in Figure 10.37 (a). Let V+ = 5 V and R1 = 35 kΩ. Let VEB1(on) = 0.6 V. Neglect dc base currents. The baseemitter area of Q2 is twice that of Q1. The Early voltages are VAN = 120 V and VAP = 80 V. Determine the small-signal voltage gain for (a) RL = ∞ and (b) RL = 250 kΩ. (a) Fiqure 10.37 (a) Simple BJT amplifier

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Again consider the circuit shown in Figure 10.37 (a). Let

V^{+} = 5 V

and

R_{1} = 35 k Ω

. Let

V_{E B 1} (o n) = 0.6 V

. Neglect dc base currents. The baseemitter area of

Q_{2}

is twice that of

Q_{1}

. The Early voltages are

V_{A N} = 120 V

and

V_{A P} = 80 V

. Determine the small-signal voltage gain for (a)

R_{L} = \infty

and (b)

R_{L} = 250 k Ω

. (a) Fiqure 10.37 (a) Simple BJT amplifier

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