ten voice signals each bandlimited to 3khz are to be FDM with 1khz guardbands between channels the subcarriers modulation is ssb with fc1=0. a) calculate the required base band bandwidth and the subcarrier frequencies b) sketch the spectr of the transmitted signal if the final carrier modulation is am with fc=40khz,what is the transmission bandwidth

Q: AM modulator

A: Amplitude modulation- A process in which a wave signal is transferred by it's amplitude modulation…

Q: 2. How can you improve the spectrum resolution? What are -nces bot. TFT?

A: Given  We need to provide ways to improve spectral resolution. Please find the below attachment for…

Q: 2.7 2.1 1.5 0.9 0.3 Amplitude -0.3 -0.9 -1.5 -2.1 -2.7 -2 -1.5 -1 -0.5 0.5 1 1.5 2.

A:

Q: Q2-ls is required to transmit four baseband signals each with 15KHZ bandwidth on a single FM…

A: According to the question we have design the system with the help of given conditions

Q: What will be transmission efficiency of a DSB FC AM wave where the modulation index is 0.5

A: Given information: The value of the modulation index for the double sideband full carrier (DSB-FC)…

Q: Consider the following types of signals and determine how many of each of them could Assign within a…

A: According to the question, consider the following types of signals and determine how many of each of…

Q: 1. An FM signal has a maximum frequency deviation of 25kHz and is modulated by a sine wave with a…

A:

Q: In an AM signal when the modulation index is one, the maximum power Pt is in the form of carrier…

A: Given,  an AM signal having the modulation index, ma= 1 Maximum power is, Pt Carrier power is, Pc

Q: Calculate the modulation index (in kHz/V) in an

A: Given - Modulating amplitude = 9.3V frequency deviation = 75.1 kHz

Q: An Amplitude modulation scheme is working with a modulation index of 0.8. Power efficiency of this…

A: The modulation index of an AM modulator is⇒μ=0.8.We need to determine the power efficiency of this…

Q: Determine the Bandwidth of a FM wave when the maximum deviation allowed is 75KHZ and the modulating…

A:

Q: 1. For an AM, amplite carrier amplitude is

A:

Q: The purpose of Aliasing filter is to limit the of the baseband signal.

A: Purpose of the aliasing filter is to limit the... Of the baseband signal

Q: Determine the permissable range in maximum modulation index for: i) Commercial FM which has 30 Hz to…

A: Modulation is a process by which some properties of carrier signal is varied according to modulating…

Q: Consider an AWGN channel with 4-kHz bandwidth and signal to noise ratio1.25 x 10*. Calculate the…

A:

Q: A carrier signal of 0.5 MHz is AM modulated by another signal of 10 kHz, the output of the standard…

A:

Q: C(t) and m(t) are used to generate an AM signal.The modulation idex of the generated AM signal is…

A: The required ratio can be given in terms of the modulation index and carrier power as shown below:…

Q: Question 3: What are the similarities and differences between the information signal m (t) obtained…

A: Difference between modulated signal and demodulated signal- In modulation process original signal…

Q: OV- 15 V - 15 V 13V 15 V ---|---· - 15 V

A:

Q: the binary modulation scheme where 1 is represented by +A and 0 is represented by -A is called:…

A: NRZ→Non return to zero RZ→Return to zero

Q: 1. With the help of Octave program perform the Modulation and Demodulation (AM) of information…

A: According to the question, We need to perform modulation and demodulation by using the Octave…

Q: 2-Most of the power in an AM signal is in the a. Carrier b. Upper sideband c. Lower sideband d.…

A: We need to find power in AM signal .

Q: Explain the process of multiplexing at the transmitter and demultiplexing at the receiver (draw the…

A:

Q: A10.5*107 Hz carrier signal is frequency modulated by a 20KHz sine wave. The resultant FM signal has…

A:

Q: The signal with the am module is given below. what is modulation index 1.5 0.5 -0.5 -1 -1.5 -2 1.5…

A:

Q: In which/which of the following units is the modulation process performed? O Set ONone of them • Of…

A: To transmit low frequency signal over a longer distance we use modulation since low frequency signal…

Q: :Q2 „Draw the waveform of AM wave for the following values of modulation index, assuming the…

A: Types of Amplitude Modulation   Single sideband modulation Double sideband suppressed carrier…

Q: 10. A signal is band limited to 3.6 and three other signals are band limited to 1.2 kHz each. These…

A: Given a signal is band limited to 3.6 and three other signals are band limited to 1.2 kHz each…

Q: b) Double-Sideband Amplitude Modulation (or DSB-AM) is one of the simplest modulation schemes used…

A: i) We need to draw a DSB-AM waveform in the time domain, identifying any key features. ii) We need…