5 An inverting amplifier uses two 10 percent tolerance resistors: Rp = 33 k2 and Rs = 1.2 k2. a. What is the nominal gain of the amplifier? b. What is the maximum value of JAy? c. What is the minimum value of |Av|?
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- Design an inverting amplifier of voltage gain of 100 .also draw it's circuit diagramThe circuit in Figure below is a BJT common collector amplifier. Obtain expressions for both the voltage gain (AV = Vout / Vin) and the current gain (AI = Iout / I in). Assume Vin >> VBE please need steps explanation so I can understand and learn. thanks in advance Please in typing format pleaseWe have an amplifier that draws 2A from a 15-V dc power supply. The input signal current is 1 mA rms, and the input resistance is 2 kΩ. The amplifier delivers 12 V rms to an 8-Ω load. Determine the power dissipated in the amplifier and the efficiency of the amplifier.
- Suppose that each output channel of a computer’ssound card can be represented by a 1-V ac sourcein series with a 32-Ω resistor. Each channel ofthe amplifier in the external speakers has an inputresistance of 20 k , and must deliver 10 W intoan 8-Ω speaker. (a) What are the voltage gain, currentgain, and power gain required of the amplifier?(b) What would be a reasonable dc power supplyvoltage for this amplifier?Suppose the output signal voltage from the amplifier is 35 times the input signal voltage. If the imput and output impedance are both pure resistances of the same value, what is the gainThe resistors in the difference amplifier shown are slightly mismatched due to their tolerances. (a) What is the amplifier output voltage if v1 = 3.90 V and v2 = 4.10 V? (b) What would be the output voltage if the resistor pairs were matched? (c) What is the error in amplifying (v1 −v2)?
- a) Draw the ac equivalent model for this amplifier showing the values of all resistors. b) Calculate the voltage gain of the amplifier. c) Calculate the input resistance of the amplifier.The amplifier as shown has R1 = 8.2 k ,R2 = 160 k and operates from ±12-V powersupplies. (a) What is the voltage gain Av = vo/viof the circuit? (b) Suppose input source vi is notideal but actually has a 1.5 k source resistance.What is the voltage gain Av = vo/vi?Compare inverting and non-inverting amplifier? in a table
- (a) What are the gain and bandwidth of the individual amplifier stages as shown if the op amps have Ao = 105 and fT = 3 MHz? (b) What arethe overall gain and bandwidth of the three-stage amplifier?The resistors in the difference amplifier shown are slightly mismatched due to their tolerances. (a) What are the differential-mode and common-mode input voltages if v1 = 3 V and v2 =3V? (b) What is the output voltage? (c) What would be the output voltage if the resistor pairs were matched? (d) What is the CMRR?What is the maximum peak-to-peak output voltage for a 741 op-amp with ±15 V power supplies? How small a load resistance will this amplifier drive with its output at the maximum level? ANSWER: Rmin = 560 ohms