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For the same amplifier circuit referenced in problem 3 above, suppose it has been determined...
1. An amplifier has a voltage gain Av equal to 20. An input voltage v of...
1. An amplifier has a voltage gain Av equal to 20. An input voltage v of 150 mVs applied to the input of the amplifier. What is the output voltage vo? Rs 2. For the amplifier in Problem 3, assume the input current i is 2 mA, and the output current io is 10 mA. What is the current gain A, ? Assuming the amplifier as described above has an output resistance is 0 ohms, what is the load resistance...
C- Amplifier: Consider figure 3. This circuit uses the JFET to amplify the input signal voltage F...
C- Amplifier: Consider figure 3. This circuit uses the JFET to amplify the input signal voltage First the dc operation must be set. Use equation 1 and your previous data to calculate the value of Vas required to give I-0.5 mA. Determine the source resistance Rs needed to set this bias. Set up the circuit of figure 3 with your calculated value of Rs. Measure Vo and Vs to determine if your operating conditions are correct. Apply an input voltage...
Design a common-source MOSFET amplifier such that - Rg is a multiple of 10 - Id...
Design a common-source MOSFET amplifier such that - Rg is a multiple of 10 - Id = 0.52 mA - the amplifier input resistance is in the range of mega ohms - | Avo | = 16.7 V/V - RL = 20k - Vsig has a 2kHz frequency - Rsig = 400k, and is the input and the MOSFET has: Vt = 0.8V k = 5 mA/V^2 VA = 80 V Assume capacitors are shorted in the signal circuit and...
Problem #5 [10 points]: Design a circuit with the following criteria. Assume existence of +5V pow...
Problem #5 [10 points]: Design a circuit with the following criteria. Assume existence of +5V power supply. Draw your circuit and show your work. i. Input signal that operates between Vin -5V- +5V, and capable of sourcing or sinking 500 x 10^-6 A. ii. Output signal nominally outputs between Vout 0V 5V, and capable of sinking 1 mA from an external device with an output no more than 0.1 V
Problem #5 [10 points]: Design a circuit with the following...
The circuit 3-The circuit of problem # 2 is subjected to a small ac input by the signal generator. By neglecting the voltage drop across the coupling and bypass capacitors, determine the small signa...
The circuit
3-The circuit of problem # 2 is subjected to a small ac input by the signal generator. By neglecting the voltage drop across the coupling and bypass capacitors, determine the small signal voltage gain Vo/ Vì = Avi , input resistance Ri-vi / ii and the output resistance Ro external to R Avi= Ri= , Ro The accompanying circuit shows a 4-resistor biased JFET transistor Determine the values of Rp and Rs so that the Q-point is equal...
(a) A voltage divider bypassed common-source (CS) FET amplifier biasing circuit with load R, is commonly...
(a) A voltage divider bypassed common-source (CS) FET amplifier biasing circuit with load R, is commonly used in electronic circuit. (1) Design the circuit of a voltage divider bypassed common-source FET amplifier biasing circuit with load Ru. [4 marks) (ii) By referring to Q4(a)(i), design a bypassed common-source FET amplifier with biasing voltage-divider to meet the given specifications below: Supply voltage, Vcc = 12 V; Voltage gain, Ay = -10; Output load Ru = 10 kV2; input impedance Zi =...
NAME IIl. (34 pts).) The circuit below is a power amplifier. It should provide a power...
NAME IIl. (34 pts).) The circuit below is a power amplifier. It should provide a power output of 12 Watts to an 8 Ohm load. The input resistance of the power amp (as seen by the signal source Vs) should be 20k Ohms. The maximum value of the signal source Vs is 0.5v rms Determine (a) The minimum values of the power supply voltages needed (+Vcc and-Vcc), (b) The values of resistors R1 and R2, (c) The minimum slew rate...
Draw a circuit to output the following wave as 1V pk-pk sine wave centered at 0V and output to be...
Draw a circuit to output the following wave as 1V
pk-pk sine wave centered at 0V and output to be out of phase
180degrees with respect to input.
Problem #5 [10 points]: Design a circuit with the following criteria. Assume existence of +5V power supply. Draw your circuit and show your work. i. Input signal that operates between Vin -5V- +5V, and capable of sourcing or sinking 500 x 10^-6 A. ii. Output signal nominally outputs between Vout 0V 5V,...
The BJTs in the circuit below has the same β = 90 and the same collector...
The BJTs in the circuit below has the same β = 90 and the same
collector current. Assume I = 1.9 mA, RC=900 Ω, and use VT = 25
mV.
a- What is the configuration of each stage of the amplifier?
Explain and add to the figure below the input and the output of
each stage.
b- Draw the small signal equivalent circuit and find the small
signal parameters.
c- Find the voltage gain of this amplifier
Vcc Rc Vo...
Design an amplifier with a gain of 10 that is to operate from a single positive...
Design an amplifier with a gain of 10 that is to operate from a single positive voltage source and deliver 2 volts peak to a 1K load at 1 KHz. The input resistance of the amplifier must be greater than 100 K and the low frequency response is to go down to 5 hz with no more than 3 dB signal loss. question1 “What is a reasonable power supply voltage?” according to the statement above here is some example i...
1. An amplifier has a voltage gain Av equal to 20. An input voltage v of 150 mVs applied to the input of the amplifier. What is the output voltage vo? Rs 2. For the amplifier in Problem 3, assume the input current i is 2 mA, and the output current io is 10 mA. What is the current gain A, ? Assuming the amplifier as described above has an output resistance is 0 ohms, what is the load resistance...
C- Amplifier: Consider figure 3. This circuit uses the JFET to amplify the input signal voltage First the dc operation must be set. Use equation 1 and your previous data to calculate the value of Vas required to give I-0.5 mA. Determine the source resistance Rs needed to set this bias. Set up the circuit of figure 3 with your calculated value of Rs. Measure Vo and Vs to determine if your operating conditions are correct. Apply an input voltage...
Problem #5 [10 points]: Design a circuit with the following criteria. Assume existence of +5V power supply. Draw your circuit and show your work. i. Input signal that operates between Vin -5V- +5V, and capable of sourcing or sinking 500 x 10^-6 A. ii. Output signal nominally outputs between Vout 0V 5V, and capable of sinking 1 mA from an external device with an output no more than 0.1 V
Problem #5 [10 points]: Design a circuit with the following...
The circuit
3-The circuit of problem # 2 is subjected to a small ac input by the signal generator. By neglecting the voltage drop across the coupling and bypass capacitors, determine the small signal voltage gain Vo/ Vì = Avi , input resistance Ri-vi / ii and the output resistance Ro external to R Avi= Ri= , Ro The accompanying circuit shows a 4-resistor biased JFET transistor Determine the values of Rp and Rs so that the Q-point is equal...
(a) A voltage divider bypassed common-source (CS) FET amplifier biasing circuit with load R, is commonly used in electronic circuit. (1) Design the circuit of a voltage divider bypassed common-source FET amplifier biasing circuit with load Ru. [4 marks) (ii) By referring to Q4(a)(i), design a bypassed common-source FET amplifier with biasing voltage-divider to meet the given specifications below: Supply voltage, Vcc = 12 V; Voltage gain, Ay = -10; Output load Ru = 10 kV2; input impedance Zi =...
NAME IIl. (34 pts).) The circuit below is a power amplifier. It should provide a power output of 12 Watts to an 8 Ohm load. The input resistance of the power amp (as seen by the signal source Vs) should be 20k Ohms. The maximum value of the signal source Vs is 0.5v rms Determine (a) The minimum values of the power supply voltages needed (+Vcc and-Vcc), (b) The values of resistors R1 and R2, (c) The minimum slew rate...
Draw a circuit to output the following wave as 1V
pk-pk sine wave centered at 0V and output to be out of phase
180degrees with respect to input.
Problem #5 [10 points]: Design a circuit with the following criteria. Assume existence of +5V power supply. Draw your circuit and show your work. i. Input signal that operates between Vin -5V- +5V, and capable of sourcing or sinking 500 x 10^-6 A. ii. Output signal nominally outputs between Vout 0V 5V,...
The BJTs in the circuit below has the same β = 90 and the same
collector current. Assume I = 1.9 mA, RC=900 Ω, and use VT = 25
mV.
a- What is the configuration of each stage of the amplifier?
Explain and add to the figure below the input and the output of
each stage.
b- Draw the small signal equivalent circuit and find the small
signal parameters.
c- Find the voltage gain of this amplifier
Vcc Rc Vo...
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