【Daily Question】Question from Issue 20150825
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Participation reward: 2 Wealth. Reward for correct answer: 9 wealth. Among the three basic amplification circuits, the one with the lowest voltage gain is ( ). A. Common-emitter amplifier B. Common-base amplifier C. Common-collector amplifier D. It cannot be determined. New activities have started in the Production Area; the prizes are attractive, so hurry and participate: 【Production Through Summer】The Production Area has entered the “train during the hot summer days” mode
Among the three basic amplification circuits, the one with the lowest voltage gain is (D). A. Common-emitter amplifier B. Common-base amplifier C. Common-collector amplifier D. It cannot be determined
C. Common-collector amplifier: Av = Uo/Ui = ib(1+β)(Re‖Rl)/ib{rbe+(1+β)(Re‖Rl)} = (1+β)(Re‖Rl)/rbe + (1+β)(Re‖Rl) ≈ 1
B. Common-base amplifier circuit. . . . .
Among the three basic amplification circuits, the one with the lowest voltage gain is ( ). A. Common-emitter amplifier B. Common-base amplifier C. Common-collector amplifier D. It cannot be determined C
C Common-Collect Amplifier Circuit!!!!!!!!!!!!!!!!!!!!
Among the three basic amplification circuits, the one with the lowest voltage gain is ( ) c
Among the three basic amplification circuits, the one with the lowest voltage gain is (C)
Among the three basic amplification circuits, the one with the lowest voltage gain is (C). A. Common-emitter amplifier B. Common-base amplifier C. Common-collector amplifier D. It cannot be determined
C. Common-collector amplification circuit. . . . . .