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categoryهندسة كهربائية schoolبكالوريوس event_available2026-07-14

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95. The amplifier shown in Fig. 5.170 employs an emitter follower to drive a 50-2 load at a frequency of 100 MHz. 2 ΚΩ Ξ 600 Ω Vcc=2.5 V w 2 ΚΩ C₁ W x HH ERE1 C2 C3 Vout € 200 2 € 502 Figure 5.170 (a) Determine the value of REI such that Q2 carries a bias current of 2 mA. (b) Determine the minimum acceptable value of C1, C2, and C3 if each one is to degrade the gain by less than 1%. (c) What is the signal attenuation of the emitter follower? Does the overall gain increase if Raz is reduced to 100 ?? Why?

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