(b) The multistage amplifier circuit of Figure Q.2(b) have the following parameters: Qi and Q2: B= 200, VBE = 0.7 V, VT = 26 mV , VA = 00 Given that Ico1 = 2 mA and VCEQ1 = 2 V. (i) Determine the value for RB4. List the assumption/approximation made in the analysis. (ii) Sketch and label the small-signal hybrid-t equivalent circuit at midband frequency range. (iii) Calculate the small signal hybrid-n model parameters: gm and ra for Qi and Then, determine Zj2 and Zo. (iv) Find +15 V TUA RBI 100 kQ UNIVERSITI RB3 10 k2 3.3 kQ IcQ Q2 HE C4 Q VCEQ! TE O RB2 50 k2 Rs 100 2 RL V. 10k2 R84 RE 2 kQ C3 Z;2 Z, Figure Q.2(b) AYSIA

(b) The multistage amplifier circuit of Figure Q.2(b) have the following parameters: Qi and Q2: B= 200, VBE = 0.7 V, VT = 26 mV , VA = 00 Given that Ico1 = 2 mA and VCEQ1 = 2 V. (i) Determine the value for RB4. List the assumption/approximation made in the analysis. (ii) Sketch and label the small-signal hybrid-t equivalent circuit at midband frequency range. (iii) Calculate the small signal hybrid-n model parameters: gm and ra for Qi and Then, determine Zj2 and Zo. (iv) Find +15 V TUA RBI 100 kQ UNIVERSITI RB3 10 k2 3.3 kQ IcQ Q2 HE C4 Q VCEQ! TE O RB2 50 k2 Rs 100 2 RL V. 10k2 R84 RE 2 kQ C3 Z;2 Z, Figure Q.2(b) AYSIA

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter25: Television, Telephone, And Low-voltage Signal Systems

Section25.1: Television Circuit

Problem 5R: From a cost standpoint, which system is more economical to install: a master amplifier distribution...

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