The resonant frequency of a cavity resonator depends or O The capacitor which tunes it O The mode of operation O Its electrical dimensions O Its physical dimensions
Q: Ql TE An airfilled rectangular cavity resonator has its first three resonant modes at the…
A: Assuming dimensions of cavity b<a<d.∴F101=dominant mode=C21a2+1d2=5.2GHz1a2+1d2=2×5.2C2=34.72…
Q: A rectangular-cavity resonator has dimensions of a = 5 cm, b= 2 cm, and d= 15 cm. Compute: a. The…
A: Given : A rectangular-cavity resonator with dimensions : a= 5 cm=5×10-2 mb= 2 cm=2×10-2 md= 15…
Q: What is a boson
A: In this question, we have to define the boson particle. It is a particle that carries the energy and…
Q: Given a TV channel in the band 78-80 MHz, the minimum sampling frequency is MHz. * O 144 O 200 O 160…
A: Band of TV channel = 78-80MHz Minimum sampling frequency fs= 2×fm fm is maximum frequency of signal…
Q: 5. Find Raband Ir. 130 240 100 300 100V 300 500 b
A:
Q: Q4/ What makes a transmission line works as a resonator? Explain in detail. 1 Add file
A: Use of Transmission line resonator Filtering Impedence matching in high frequency circuit Loss…
Q: Bandwidth of a signal is same as the highest frequency of the signal. Select one: O True O False
A: Bandwidth is defined as the difference between highest cut of frequency and lowest cut of frequency…
Q: B- Consider the oscillator in Fiq.7. Where R1 = 1KN, C1 = 10 nf, C2= 2 nf, L = 20 mHz. Find the…
A: Given : The circuit is Colpitts's Oscillator
Q: State and explain Carson's Bandwidth Frmula. Need urgently help.
A: Carson's bandwidth formula has been explained in the following section.
Q: (vi) Find the local oscillator frequency. (vii) Determine the image frequency rejection in dB.
A:
Q: For practical applications cavity resonators can be modified as per the requirement of the…
A: For practical applications, cavity resonators can be modified as per the requirement of the…
Q: The bandwidth of narrow band FM will be equal to multiplied by 2. * baseband signal frequency O…
A: Bandwidth is equal to maximum frequency component minus minimum frequency component. i.e the range…
Q: Calculate the Resonant frequency of the Wien-bridge oscillator of Fig. 7.29. Rf R₁ 200 ΚΩ R ww 500…
A: We have an wien-bridge oscillator circuit as shown in figure. We have been asked to determine…
Q: A receiver produces a noise power of 200 mW with no signal. The output level increases to 5 W when a…
A:
Q: 13. A complex band-pass signal has a bandwidth of 200 kHz. What is the minimum sampling rate for…
A: Given a low pass filter with bandwidth of 200 KHz. Means minimum frequency(f min) will be -100 KHz…
Q: QUESTION 7 What is the difference between the bandwidth and the absolute bandwidth?
A: According to the given question, it is required to provide the difference between the bandwidth and…
Q: If the bandwidth of a signal is 30KHz and its highest frequency is 70KHz, calculate its lowest…
A: The bandwidth is the range of frequency in a composite signal. Bandwidth = Highest frequency -…
Q: It is possible to detect the phase modulated signal non coherently. Select one: True False
A: Non-coherent detection: Information is transmitted in amplitude and frequency only, not in the phase…
Q: When the bandwidth is high, the circuit is said to have a high quality factor True False
A: The value of the bandwidth can be calculated using the following equation BW = W0 / Q
Q: for the netuork al Find the resonat Frequener Fb. bl catculate the magnitude
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Q: By knowing the value of mf, we can :calculate The bandwidth of the FM signal O The number of…
A: Solution: Note : It is the kind notice that in the above question all the questions are of not…
Q: reduces the amplitude of an input signal whose frequency is lower than the cutoff frequency.
A:
Q: A dielectric resonator is considered to be closed at both the ends. O a. FALSE O b. TRUE
A: Dielectric resonator: It is designed to serve as a resonator for radio waves.
Q: 3. The communications medium causes the signal to be * O Amplified O Modulated O Attenuated O…
A: In this we will write about communication medium..
Q: 2- The generation of FM depends on a) Variable normal capacitor. b) Internal capacitor of…
A: FM generation uses hartley oscillator.The hartley oscillator contains two inductors and variable…
Q: For the system shown below, find the value of K that will make the system oscillate, then find the…
A: Modified figure of given system, To determine the transfer function of given system is, Firstly…
Q: Determine receiver's noise in decibels and its equivalent noise temperature. A receiver is connected…
A: The unwanted part of signal is called noise. Noise is equal to standard deviation of signal. Noise…
Q: A fiber optic cable with a numerical aperture of 0.65 is to be spliced to a second fiber optic cable…
A: Given Numerical aperture of first fiber optic cable (NA1) = 0.65 Numerical aperture of second fiber…
Q: ithin a satellite transponder, the implementation of a Low Noise Amplifier (LNA) is important to:…
A: Low noise amplifier is the starting circuit of the transponder. Ideally LNA should not add any noise…
Q: In FM, there is no relationship between the noise performance and the transmission bandwidth. Select…
A: In FM higer bandwidth gives improvement in noise higer the bandwidth lower the noise
Q: A desired signal at 26.2 MHz is mixed with a local oscillator of 42.0 MHz. What is the image…
A: Given: Desired signal frequency, ftrx=26.2 MHz Local oscillator frequency, f0=42.0 MHz
Q: A company manufactures an AM receiver with a noise temperature of 450 K. Determine the noise figure…
A: Consider the formula for the noise figure is, NF=10log10T290+1
Q: An information signal to be transmitted digitally is a rectangular wave with a period of 70.4 usec.…
A: For signal frequency just do reciprocal of time period because frequency is reciprocal of time…
Q: TRF receivers were one of the first types of AM receivers. TRF receivers have three stages: RF,…
A: In this question we will write about TRF receiver disadvantages.....
Q: In FM, there is no relationship between the noise performance and the transmission bandwidth.…
A: Signal to noise ratio is inversely proportional to the bandwidth
Q: 9.SSB AM is not suitable for high quality music transmissions because: a one sideband containing…
A: SSB modulation : SSB is Amplitude modulation technique in which the only one side band present and…
Q: In an angle modulation transceiver, the modulated signal is 0(t) = 14 cos (w.t + 0.2 sin 4000nt) and…
A: As per Bartleby guidelines we are allowed to solve only one question.
Q: Design of Low Pass Filter
A: In a low pass filter, two elements are Resistor and capacitor. The Resistor is connected in series…
Q: Choose a suitable frequency of the input signal which can be amplified by DC amplifiers. O 2GHZ 10HZ…
A: Choose the correct option Which frequency is of the input signal which can be amplified by the DC…
Q: RI Determine frequency response of the system below X(n) y(n)
A:
Q: What is the capacity of a 4000 KHz channel if the SNR measured at the receiver is 6 dB?
A: Given Data: SNR (db) = 6 Channel bandwidth = 4000 kHz
Q: QUESTIONS 1. Why F.M. is less prone to noise than A.M.? 2. Which requires higher bandwidth FM or AM…
A: Frequency modulation technology is widely used in computing, telecommunications, and signal…
Q: Consider a double side band signal with a bandwidth of 129 Mhz, the bandwidth of the input signal…
A: Bandwidth of DSB signal given by 2×input signal frequency/Bandwidth
Q: In FM, as the amplitude of the modulating signal increases, the carrier frequency also increases.…
A:
Q: -- Find the quality for the circuit shown in Fig.3 by using approximate parallel resonant circuit…
A:
Q: RF is always lower in frequency than IF. Select one: O True O False
A: In modulator circuit the RF frequency is down converted to IF by down converter.(RF > IF) In…
Q: Which of the following should be as high as possible for a measuring instrument? Select one or more:…
A: we need to find Which of should be as high as possible for a measuring instrument.
Q: If the transistor has an emitter current =2.75 mA, Determine the shot noise current when the…
A: The solution is given below
Q: Find the bandwidth of the bandpass filter
A:
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- If we use 1μF and 4.7μF capacitors in both Halfwave and Full wave rectifiers. Which one of the Capacitor will act as a better filter?Please solve colpitts oscillator why does the output change when the inductor value is changed.A full-wave rectified voltage of 18 V peak is connected to a 400micro F filter capacitor. What are the ripple and dc voltages across the capacitor at a load of 100 mA?
- Usually, a multistage amplifier connection can be used to increase the overall small-signal voltage gain and to provideoutput impedance. A very high B) zero (c) infinite D) very lowCalculate the parallel resonant frequency of the crystal if a 2-pF capacitor is placed in parallel with the crystal. Repeat for a 20-pF capacitor.How big a capacitor do you need if you want the switch sampled noise to be less than 32 uV?
- 7- Frequency can be measured using: a- Maxwell bridge. b- Wheatstone bridge. d-wien bridge. c-kelvin bridge. 8- In wien's bridge, the output frequency is determined by: a-LC combination. b-RL combination. c-RLC combination. d-RC combination. 9- A moving coil instrument has a resistance of 0.6 2 and full-scale deflection at 0.1 A. To convert it into an ammeter of 0-15 A range, the resistance of shunt should be a-0.62 b-0.06 2 d- 0.004 Ω c-0.1 Ω 10- The basic component of digital voltmeter are: a- A\D converter and a counter. c-D\A converter and a counter. b- AD converter and a rectifier. d- Ramp generator and a counter. 11- A d.c voltmeter has a sensitivity of 1000 2/V when it measures half full scale in 100V range, the current through the voltmeter is: a- 100mA b- IMA c-0.5mA d- 50mA 12- A DVM measure... a- peak value. b- RMS value. c- Average value. d- peak to peak value. 13. The study of energy distribution across the frequency spectrum of a given electrical signal is done by a a-…Calculate the bandwidth in kHz Blank 1 and an inductor's Q Blank 2 at100MHz. It has an inductance of 6mH and a series resistance of 1.2k2.Build, and test the oscillator: 1. Use R = 7.2 KQ, C = 1.0 nF, and C2 = 0.1 μF. 2. Calculate the frequency of the oscillator using Eqs. T = tc + td.and tc = td = 0.693 RC 3. Measure the frequency and duty cycle of the output waveform. Vcc charge R w U Reset 4 Discharge 7 Threshold 6 Trigger C₂ 2 Control 8 Voc Open RST' R a 10 3 Q' 1 Ground Out Figure 3: A square wave generator based on 555-timer.
- Ex : a two cavity klystron has the following characteristics „voltage gain 15 dB ,input power 5mw ,total shunt impedance of input cavity 3OKO,total shunt impedance of output cavity 40k 'n Determine a)Input impedance (r.m.s) b)Output voltage c)Power delivered to load out5. A 1500-pF capacitor is used in a tuned circuit with an inductor having a resistance of 12 2. What is the value of the inductance if the resonant frequency is 291 kHz? To what frequency will the circuit tune if the capacitance is changed to 500 pF?20. 3.4572814 μF