Vec Rs CI w Re e RL VO Figure 1 For the circuit of Figure 1 the following parameters are given with

Vec Rs CI w Re e RL VO Figure 1 For the circuit of Figure 1 the following parameters are given with Vcc = 20 volts DC: Rs = 0 ohm C1 = 10 microfarads Ce = 0.1 microfarads rt = 1000 ohm gm = 30ms Re = 145 ohms Rb = 1750 ohms RL = 50 ohms C2 may be considered very large vs is a sinusoidal voltage source of 1 volt amplitude and variable frequency You may assume that the numerical values of the small signal parameter gm may used in large signal quiescent calculations 5 (7) Determine the phase shift in degrees from the input vs to the output vo as the frequency approaches zero Hz Determine the gain of the output from vs to vo at a frequency of 100kHz in dB Determine the phase shift of the circuit from vs to vo at a frequency of 100 kHz Determine the average power dissipated in Re in watts at 10 k Determine the average power dissipated in RL in milliwatts at 50 kHz (9) (10)

 

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