1. The signal powerleaving a generatoris 3 dBm. It is connectedto an amplifier by a cable 4 ft. long. The attenuation/foot of the cable is 0.2 dB/ft. the gain of the amplifieris 30 dB. What is the output power?2. Given:IL = 1dBPin = 10dBmPix.Pout100cableWhat is the output power in dBm?3. Giventhemultistage cascaded amplifier system below. What is the output powerin dBm?0.3 ft1ft5 ft>A A> APoutPin20 dB15 dB10 dBAttenuation/footPin =- 5dBm=1dB

We need to find out output power for given amplifier

1. The signal power leaving a generator is 3 dBm. It is connectedto an amplifier by a cable 4 ft. long. The attenuation/ foot of the cable is 0.2 dB/ft. the gain of the amplifieris 30 dB. What is the output power? 2. Given: IL = 1 B Pout Pin = 10dBm Pa 100 cable What is the output power in dBm? 3. Giventhemultistage cascaded amplifier system below. What is the output powerin dBm? 1ft >A A> A 0.3 ft 5 ft Pout Pin 20 dB 15 dB 10 dB Pin =- 5dBm Attenuatiaoot =1dB

1. The signal power leaving a generator is 3 dBm. It is connectedto an amplifier by a cable 4 ft. long. The attenuation/ foot of the cable is 0.2 dB/ft. the gain of the amplifieris 30 dB. What is the output power? 2. Given: IL = 1 B Pout Pin = 10dBm Pa 100 cable What is the output power in dBm? 3. Giventhemultistage cascaded amplifier system below. What is the output powerin dBm? 1ft >A A> A 0.3 ft 5 ft Pout Pin 20 dB 15 dB 10 dB Pin =- 5dBm Attenuatiaoot =1dB

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

See similar textbooks

Similar questions

Answer the following with illustration and solutions. 2.) If C1 = C2 = 100pF, determine the output frequencies produced by this arrangement:a. (a) when R1 = R2 = 12kilo-ohms andb. (b) when R1 = R2 = 8kilo-ohms See the example below..
(b) For a digital-analog converter, sketch a five-stage ladder network using 10 k2 and 20 kQ. (c) What is the % resolution of the ladder network found in part (b)? (d) With a reference voltage of 32V for the ladder network found in part (b), calculate the output voltage for an input of 11101.
2. Derived the formula of output signal to get the equation of Noise?Current gain In the same way, when power gain is calculated using current instead of power, making the substitution , the formula is: 3. In many cases, the input and output impedances are equal, so the above equation can be simplified to: 4. This simplified formula is used to calculate a current gain in decibels and is equivalent to the power gain only if the impedances at input and output are equal. 5. The "current gain" of a bipolar transistor, or , is normally given as a dimensionless number, the ratio of to (or slope of the -versus- graph, for ). An amplifier has an input impedance of 50 ohms and drives a load of 50 ohms. When its input () is 1 volt, its output () is 10 volts. What is its voltage and power gain? 8. Voltage gain is simply? 9. The units V/V are optional but make it clear that this figure is a voltage gain and not a power gain. Using the expression for power, P = V:/R, the power gain is? 10. The…
b) An input voltage source Vs of 130mV RMS and an internal resistance Rs of 100 is connected to an amplifier that has an input impedance of 3.3kN, a voltage gain of 150 and an output impedance of 220N. The output of the amplifier is connected to a speaker that has a load resistance of 2.7kN. Determine the output voltage across the speaker. Calculate the effective voltage gain. (s) ks) ks) i. ii. Explain how the effective gain can be increased.
1. Which of these is incorrect for an operational amplifier? a) It has a high voltage gain b) It is a direct coupled amplifier c) It is only useful for amplifying AC signals d) It was originally designed to perform mathematical operations
List the elements included in the total input resistance of a common-collector amplifier. What is the phase relationship of the input and output voltages of a CE(common emitter) and CC(common collector) amplifier? 0 T-fo TE
Design an transistor amplifier with a total voltage gain of 40. The signal source has a 10 kohm impedance. The load is 5 kohms. Please show all work.
The circuit is shown below, Vin is the sinusoidal waveform with magnitude 5V and frequency is 100 Hz, R = 1 k, C = 1 uE, the chip is supplied by + 12 V source. a) What is the waveform of Yout? b) Calculate the magnitude of Vo c) If Vin is triangle waveform, what is the output waveform? -Vout , if Vin is triangle waveform with magnitude of 5 V (peak-to-peak value is 10 V) and frequency is 10 kHz, calculate waveform of you and the magnitude of I/?
A type II compensator implementation for the above Buck converter is shown below. Ce2 Vout Cet HH Ret Vctrl R2 E/A Vset What should be the voltage Vref in the above type II compensator to produce 5V DC output if R# = 4k and R2=1k. а. Vet b. Write the small signal gain equation (-ctrl) between Vetrl and Vout- out с. Does R2 present in the above gain equation. Please add some explanation. d. How many poles and how many zeros are produced by this type II compensator?
Prob 1: For each of the 8 circuits below, draw small signal model and calculate Vout/Vin. Vb1, Vb2 are dc voltage sources. and I1 is an ideal dc current source. Ignore body effect for all problems. Vino M3 M₂ M₁ (a) VDD J Vb₁ M3 (e) VDD VinM₂ Vb2M₁ Vb3 Vb2 - Vout Vb1 Vout HE Vout o Vb₁ VinM₂ 46! M3 (b) VDD B M₁ T. M3H (f) VDD VinM₁ M₂ Vout VinM₂ 4M₁ (c) M3 M3 VDD VDD 74 Vb1M₂ Vino M₁ (g) Vout Vout Vb1 Vb2 HE Vin VinM₂ M3 M3 VDD (d) HL M₁ M₁ -o Vout M2o Vout 1₁ (h) VDD
4) Below is the small signal model of a multistage amplifier. Using this model, write the equationsthat you would need to determine the voltagegain. IMPORTANT: You only need to providethe equations that you would need to determinethe voltage gain. You DO NOT need to combine and simplify the equationsto determine a final expression for the voltagegain. Vin Vo Vb vo1 Rb R13 Vbe1 Vbe2 'e gm 1 Vbe1 gm 2 Vbe2 Rc2 Rc1 Re
lin Ас current_ VDD ✓ Tout SSEC $=67² Tin ( Bias Ckt omitted here) Unity Gain Frequency f₁ = Tout = 1 (unity) Current gain = AI Cgd_ifbk = 0 Cgs as r V₂ o di тель Tout 1. Derive an expression for ft of the fet shown above. (Please ignore the feedback current flowing through cgd) 2. Plot Ai vs frequency in the log-log scale and identify its slope (rate of decrease or increase vs. frequency) 3. Find an expression for ft in S.I. in terms of Cox.