(a) A spectrum analyser's display of an FM signal is shown in Figure Q5(a). There are several pairs of sidebands with ap

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(a) A spectrum analyser's display of an FM signal is shown in Figure Q5(a). There are several pairs of sidebands with ap

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A A Spectrum Analyser S Display Of An Fm Signal Is Shown In Figure Q5 A There Are Several Pairs Of Sidebands With Ap 1
A A Spectrum Analyser S Display Of An Fm Signal Is Shown In Figure Q5 A There Are Several Pairs Of Sidebands With Ap 1 (104.31 KiB) Viewed 41 times
(a) A spectrum analyser's display of an FM signal is shown in Figure Q5(a). There are several pairs of sidebands with appreciable power. Atten 10 dB Mk 1 500.0 kHz 0.001 dBm Ref 0 dBm Samp Log 5 dB/ VAvg 10 W1 S2 S3 FC AA Start 450 kHz Res BW 1 kHz VBW 1 kHz Stop 550 kHz #Sweep 500 ms (401 pts) Figure Q5(a) Determine the following: i) What is the carrier frequency? [3 marks] ii) What is the information frequency? [3 marks] iii) How many sidebands are there? [3 marks] With reference to Bessel table in Table Q5(a)ii, determine the modulation index, mf. [3 marks] v) Determine the bandwidth occupied by the FM signal. [3 marks] iv)
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