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(TCO 3) Find the straight voltage gain of an amplifier that has a gain of 35...
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...
1) What is the gain at 100Hz for an amplifier that has a mid-band gain of 5000, a lower cutoff frequency of 10kHz, and a upper cutoff frequency of 200kHz 2)Calculate the decibel power gain for an Ap= 50? 3)If the decibel voltage gain of an amplifier is 60dB, what is the voltage gain (Av)? 4)If the decibel power gain of an amplifier is 20dB, what is the power gain (AP)? 5)For a two stage amplifier with AV1(DB) equal to...
electronics question #3 (5 pts.) A BJT amplifier has the voltage gain of 80, absolute voltage gain of 60, current gain of 40, and source resistance of 1 k2. Find the load resistance (no need to know the circuit or amplifier type). #3 (5 pts.) A BJT amplifier has the voltage gain of 80, absolute voltage gain of 60, current gain of 40, and source resistance of 1 k2. Find the load resistance (no need to know the circuit or...
SCSC Integrated Circuit Manufacturing LLC will market an amplifier circuit with a voltage gain of +40dB, input resistance Rin=10k Ohm and output resistance 1k Ohm. This amplifier is designed to drive a 1k Ohm purely resistive load. Based on design calculations the input power to the load in terms of the input voltage is determined to be 3.52i. Find the power gain in dB
An amplifier has an open-circuit voltage gain of 160. With a 10 kΩ load connected, the voltage gain is found to be only 80. Find the output resistance of the amplifier. Ro=
For the amplifier shown in figure 1, calculate the mid -band voltage gain, and the 3 dB high frequency cut-off. The unity gain frequency is 5 MHz for the BJT used, with ß-100, c -2 pF. 1. +12 V 2k out 72k C-20LUF 1k 10 24k 1k. V. Fig. 1
1.14 An amplifier with a voltage gain of +40 dB, an input resistance of 10 kS2, and an output resistance of i kn is used to drive a l-kΩ load. What is the value of Apo? Find the value of the power gain in decibels. 1.14 An amplifier with a voltage gain of +40 dB, an input resistance of 10 kS2, and an output resistance of i kn is used to drive a l-kΩ load. What is the value of...
4. Refer to the following amplifier assuming β-150 for Q1 an d Q2, and β-50 for Q3. (a) Find the total voltage gain in dB (20 points) (b) Find the total power gain dB (20 points) (c) Find the power efficiency (20 points) +15V Ry Ri Rc 0.22 μF ei 2, 1.0μF 47 Ω 500 mVppn 15 k2 Res 100μF 16Ω 2 W 1.0 kHz Ca RE: 160 4. Refer to the following amplifier assuming β-150 for Q1 an d...
1. If the voltage gain is 2000, the decibel voltage gain is a. 40 dB c. 66 dB b. 46 dB d. 86 dB 2. The input power to a device is 10.000 W. The output power is 500 W. The power gain (GdB) in decibels is a. -13 dB b. -26 dB c. 56 dB d. 18 dB 3. Which of the following is an advantage of using dB representations of gain values? (a) Positive and negative dB values...
please write neatly 1. The amplifier in Figure 1 has a voltage gain of A 200. input resistance Ri 50ks2, and output resistance Ro-5000. Find the values of R, R3, C, and L so that the oscillation frequency is Amplifier R AV (a) Voltage-controlled voltage source Figure 1 1. The amplifier in Figure 1 has a voltage gain of A 200. input resistance Ri 50ks2, and output resistance Ro-5000. Find the values of R, R3, C, and L so that...