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If the input voltage to the power amplifier of Figure 4. Is 8-V rms, calculate: (a)...
Q 16. If the input voltage to the power amplifier of Figure 3 is 8-Vrms, calculate: a) Pildci b) ...
Q 16. If the input voltage to the power amplifier of Figure 3 is 8-Vrms, calculate: a) Pildci b) Po(ac) c) %n; and d) Power dissipated by both power output transistors. Vcc (+30 V 01 C2 8Ω -VEE (-30 V) Figure 3
Q 16. If the input voltage to the power amplifier of Figure 3 is 8-Vrms, calculate: a) Pildci b) Po(ac) c) %n; and d) Power dissipated by both power output transistors. Vcc (+30 V 01 C2 8Ω -VEE...
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...
c) In estimating DC imperfections (input offset voltage, input offset current and the inverting amplifier with...
c) In estimating DC imperfections (input offset voltage, input offset current and the inverting amplifier with nominal gain of -100 using 1 current) of an op-map, an and 10MQ resistors is implemented using the op-amp as shown in Fig 2(a) below R2 10MQ R 100k Vi Vo Figure 2(a): Inverting amplifier Measurements are conducted on the output voltage of the inverting amplifier under the following conditions: (i) the input (V) is open circuited and the output voltage is found to...
Calculate the voltage gain (Av) for the loaded Common Emitter Amplifier below: BAC 200 for all...
Calculate the voltage gain (Av) for the loaded Common Emitter Amplifier below: BAC 200 for all transistors. Assume re 15 Q for the CE Amplifier. Ignore re' for the DP Amplifier Vcc 12 V, R1 56 K, R2 10 KQ, R4 22 KQ R3 5.6 KQ, RL 8 RE(CE) 628 0, RE(CC) 330 Rc 3.5 KQ, Enter your results. No units. SR3 R1 RC C3 Vcc C1 Beta Q2a HH Vin Beta Q1 Beta Q2b C4 R4 Vs R2 C2...
the voltage at eh input of an amplifier is 15mV rms. The amplifier delivers 0.02 a...
the voltage at eh input of an amplifier is 15mV rms. The amplifier delivers 0.02 a rms to a 12ohms load at 1 kHz. The input resistance of the amplifier is 1400ohms. Its lower cutoff frequency is 50 Hz and its bandwidth is 9.95 kHz Find a) upper cuttoff frequency b) the output power at 50Hz C) the midband power gain d) the power gain at fh
Question 26 Calculate the output power Pout (RL) for the unloaded Common Emitter Amplifier below BDC=200, BAC =...
Question 26 Calculate the output power Pout (RL) for the unloaded Common Emitter Amplifier below BDC=200, BAC = 150, re 0.39 Vs- 538 mVpp, Vcc 15 V, R1=1 KQ, R2 = 330 2 RC= 1000, RE1= 8.20, RE2= 36 0, RL 0.19 KO Enter your results in mW. SR1 RL Vcc C1 Vin Beta Vs R2 RE1 RE2 C2 ww
Question 26 Calculate the output power Pout (RL) for the unloaded Common Emitter Amplifier below BDC=200, BAC = 150, re...
Question 28 Determine the Power Output (PRL) for the single supply push pull amplifier below. VCC=16 V. PAC= 200, A...
Question 28 Determine the Power Output (PRL) for the single supply push pull amplifier below. VCC=16 V. PAC= 200, Assume Ay 1 Vs 2.6 VRMS. Rs= 50 0 R1= R2=0.89 KO Si Diodes 0.7 V C1 C2 = 1 pF RL =80 Enter your results in mW. Do not type the units R1 C1a Beta-Q1 Si Rs C2 VCC Si C1b Beta -Q2 RI RZ Vs
Question 28 Determine the Power Output (PRL) for the single supply push pull amplifier...
If a l V rms signal source with an internal resistance of 50 Ω is connected...
If a l V rms signal source with an internal resistance of 50 Ω is connected to the amplifier in Figure what is the actual rms signal applied to the amplifier input? Assume Bac 200 +15 V RI 1.0 kΩ 01 Di C3 02 75 Ω 1.0 kΩ Class C Power Amplifiers A certain class C amplifier transistor is on for 10 percent of the input cycle. If Veetsa) 0.18 V and Ie(sa)25 mA, what is the average power dissipation...
Problem 7 The output voltage of a voltage amplifier has been found to decrease by 40...
Problem 7 The output voltage of a voltage amplifier has been found to decrease by 40 % when a load resistance of 4 k2 is connected. What is the value of the amplifier output resistance? Problem 8 Determine the output voltage vo of the circuit shown in Figure 8. The answer must be in function of the input voltages. Data: + Vcc= + 22 V Ri= 5k R2 = 3 k12 R3 = 10 k12 R4 = 70 k12 110...
SOLVE PROBLEM #2 A class B complementary symmetry amplifier using ONE power supply is shown. Let...
SOLVE PROBLEM #2
A class B complementary symmetry amplifier using ONE power supply is shown. Let Vcc = 12 V, R1 = R3 = 1 k22, R2 = 1702, Rs = 100 N, and Ru = 8 12. Transistors Qi and Q2 are matched with B = 100. Vcc ic R1 AC Load Line R C1 Vcc HE 21 ZRU DC Load Line C2 Vin R2 HE le2 Vo не } 22 C Voc R3 2 a) b) Determine the...
Q 16. If the input voltage to the power amplifier of Figure 3 is 8-Vrms, calculate: a) Pildci b) Po(ac) c) %n; and d) Power dissipated by both power output transistors. Vcc (+30 V 01 C2 8Ω -VEE (-30 V) Figure 3
Q 16. If the input voltage to the power amplifier of Figure 3 is 8-Vrms, calculate: a) Pildci b) Po(ac) c) %n; and d) Power dissipated by both power output transistors. Vcc (+30 V 01 C2 8Ω -VEE...
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...
c) In estimating DC imperfections (input offset voltage, input offset current and the inverting amplifier with nominal gain of -100 using 1 current) of an op-map, an and 10MQ resistors is implemented using the op-amp as shown in Fig 2(a) below R2 10MQ R 100k Vi Vo Figure 2(a): Inverting amplifier Measurements are conducted on the output voltage of the inverting amplifier under the following conditions: (i) the input (V) is open circuited and the output voltage is found to...
Calculate the voltage gain (Av) for the loaded Common Emitter Amplifier below: BAC 200 for all transistors. Assume re 15 Q for the CE Amplifier. Ignore re' for the DP Amplifier Vcc 12 V, R1 56 K, R2 10 KQ, R4 22 KQ R3 5.6 KQ, RL 8 RE(CE) 628 0, RE(CC) 330 Rc 3.5 KQ, Enter your results. No units. SR3 R1 RC C3 Vcc C1 Beta Q2a HH Vin Beta Q1 Beta Q2b C4 R4 Vs R2 C2...
Question 26 Calculate the output power Pout (RL) for the unloaded Common Emitter Amplifier below BDC=200, BAC = 150, re 0.39 Vs- 538 mVpp, Vcc 15 V, R1=1 KQ, R2 = 330 2 RC= 1000, RE1= 8.20, RE2= 36 0, RL 0.19 KO Enter your results in mW. SR1 RL Vcc C1 Vin Beta Vs R2 RE1 RE2 C2 ww
Question 26 Calculate the output power Pout (RL) for the unloaded Common Emitter Amplifier below BDC=200, BAC = 150, re...
Question 28 Determine the Power Output (PRL) for the single supply push pull amplifier below. VCC=16 V. PAC= 200, Assume Ay 1 Vs 2.6 VRMS. Rs= 50 0 R1= R2=0.89 KO Si Diodes 0.7 V C1 C2 = 1 pF RL =80 Enter your results in mW. Do not type the units R1 C1a Beta-Q1 Si Rs C2 VCC Si C1b Beta -Q2 RI RZ Vs
Question 28 Determine the Power Output (PRL) for the single supply push pull amplifier...
If a l V rms signal source with an internal resistance of 50 Ω is connected to the amplifier in Figure what is the actual rms signal applied to the amplifier input? Assume Bac 200 +15 V RI 1.0 kΩ 01 Di C3 02 75 Ω 1.0 kΩ Class C Power Amplifiers A certain class C amplifier transistor is on for 10 percent of the input cycle. If Veetsa) 0.18 V and Ie(sa)25 mA, what is the average power dissipation...
Problem 7 The output voltage of a voltage amplifier has been found to decrease by 40 % when a load resistance of 4 k2 is connected. What is the value of the amplifier output resistance? Problem 8 Determine the output voltage vo of the circuit shown in Figure 8. The answer must be in function of the input voltages. Data: + Vcc= + 22 V Ri= 5k R2 = 3 k12 R3 = 10 k12 R4 = 70 k12 110...
SOLVE PROBLEM #2
A class B complementary symmetry amplifier using ONE power supply is shown. Let Vcc = 12 V, R1 = R3 = 1 k22, R2 = 1702, Rs = 100 N, and Ru = 8 12. Transistors Qi and Q2 are matched with B = 100. Vcc ic R1 AC Load Line R C1 Vcc HE 21 ZRU DC Load Line C2 Vin R2 HE le2 Vo не } 22 C Voc R3 2 a) b) Determine the...
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