The amplifier circuit below has a single ac input and two ac outputs. Assuming transistor parameters of B-130 and VBE = 0.7 V: 15 V 15V www 350 ΚΩ 13 ΚΩ 00

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assume |VA|=infinity 
Activity 2:
The amplifier circuit below has a single ac input and two ac outputs. Assuming transistor
parameters of B = 130 and VBE = 0.7 V:
15 V
15 V
13 ΚΩ
350
ΚΩ
∞
∞0
v₁ ( +
300
ΚΩ
• 10 ΚΩ
(2-a) Determine the Q point, then illustrate it on the transistor I-V characteristic curves.
(2-b) Is the transistor in the active region? Explain thoroughly.
(2-c) Construct the II-model of the transistor with all parameters labelled and evaluated.
Assume room temperature.
(2-d) Draw a complete small signal circuit model, then find the voltage gain. Explain two
characteristics of this amplifier.
(2-e)
Use Multisim to verify all of your results. Compare and comment.
(2-f)
Assuming that the output is feeding a 20-k2 resistor, determine the total voltage gain and
current gain for both outputs. Also, calculate the amplifier input resistance and the
amplifier output resistances.
-0%
Transcribed Image Text:Activity 2: The amplifier circuit below has a single ac input and two ac outputs. Assuming transistor parameters of B = 130 and VBE = 0.7 V: 15 V 15 V 13 ΚΩ 350 ΚΩ ∞ ∞0 v₁ ( + 300 ΚΩ • 10 ΚΩ (2-a) Determine the Q point, then illustrate it on the transistor I-V characteristic curves. (2-b) Is the transistor in the active region? Explain thoroughly. (2-c) Construct the II-model of the transistor with all parameters labelled and evaluated. Assume room temperature. (2-d) Draw a complete small signal circuit model, then find the voltage gain. Explain two characteristics of this amplifier. (2-e) Use Multisim to verify all of your results. Compare and comment. (2-f) Assuming that the output is feeding a 20-k2 resistor, determine the total voltage gain and current gain for both outputs. Also, calculate the amplifier input resistance and the amplifier output resistances. -0%
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