Find the maximum bandwidth of an FM signal with a deviation of 50 kHz and a maximum modulating signal of 10 kHz by:
a. Using Bessel table
b. Using Carson Rule
Find the maximum bandwidth of an FM signal with a deviation of 50 kHz and a...
An FM signal has an intelligence frequency of 5 KHz, a maximum deviation of 30 KHz, and a carrier frequency of 162.4 MHz. Use the Bessel Function chart to answer the following: a) Its bandwidth b) How many frequency components are there in the output spectrum? c) What is the frequency of the highest frequency component within its bandwidth?
14. Given a sinusoidal modulating signal with frequencies f," 10 kHz and a carrier signal of 100 MHz, determine the bandwidth of FM for the three cases (amplitudes: 1. 10, 100, 1000) when the maximum frequency deviation is 50 kHz and k,-2? × 100 rad/sec/volt.
In an FM system the carrier frequency is 1MHz, the modulating signal at 10 kHz, the maximum deviation is 150 kHz. What is frequency modulation fm?
12. An FM signal has a deviation of 3 kHz and a modulating frequency of 1 kHz. Its total power Pris 5 W, developed across a 50 2 resistive load. The carrier frequency is 160 MHz (a) Calculate the RMS signal voltage VI (b) Calculate the RMS voltage at the carrier frequency and each of the first three sets of sidebands. (c) For the first three sideband pairs, calculate the frequency of each sideband. (d) Calculate the power at the...
1. An available channel for FM transmission is 30 kHz wide. The maximum allowable modulating signal frequency is 3.5 kHz. What deviation ratio should be used
a-Calculate the maximum frequency deviation for the FM signal v(t)= 5 cos(6000t+ 4sin2π.200t) b-What is the modulation index. Is it a NBFM or WBFM c-Calculate the transmission bandwidth by using Carson’s rule. d-What are the significant frequencies of the transmitted signal.
F. Compare the bandwidth of Stereophonic FM modulated signals with monophonic FM modulated signals? The maximum deviation in an FM broadcast system is 75 kHz.
3.For each of the following FM signals, calculate thef ollowing: Deviation, Percentage of modulation, and bandwidth by Carson’s Rule: a.fc =100 KHz, fmax =102 KHz, fmin =98 KHz, fm =1KHz, δmax= 5KHz. b.fc =155.45 KHz, fmax =155.458 KHz, fmin =155.442KHz, fm= 8KHz δmax= 15KHz. Calculate the FM modulation for each of the FM signals.
a. For the wideband FM signal given by SFM(t) = cos[2πfct+ 3sin2π25t], draw only positive side of the spectrum, (from n=-5 to n=+5). Assume the carrier frequency (fc) of 1 KHz. Hint: First calculate β by comparing the signal with SFM(t) equation b. The FM signal of part (a) is passed through a bandpass filter centered at 1 KHz with a bandwidth of 210 Hz, as shown below. Draw the new spectrum and calculate the bandwidth and power of the filtered FM...
A transmitter antenna broadcasts a non-commercial FM signal having modulation index mf = 5 and carrier deviation Δfc = 40.5 kHz. Find the number of pairs of sidebands from Bessel’s table. What is the frequency separation between the sidebands? Find the bandwidth required to transmit the FM signal from parts a and b.