Q4/:- For VCO-LO circuit block, if the message signal is the sine wave as shown in the figure below and the frequency carrier =520kHz 1. Calculate the frequency deviation (AF). 2. Calculate the bandwidth frequency for an FM signal.

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Q4/:- For VCO-LO circuit block, if the message signal is the sine wave as shown in
the figure below and the frequency carrier =520kHz
1. Calculate the frequency deviation (AF).
2. Calculate the bandwidth frequency for an FM signal.
message.
signal
2v-
-2v.
1msec-
VT [volt]
FM Output
Freq.[kHz]
-1
500
MESSAGE
SIGNAL
st (M)
↓
-5 -6 -7 -8 -9 -10
520 525 530 535 540 545
-2 -3
-4
505 510 515
1+c
520
Transcribed Image Text:Q4/:- For VCO-LO circuit block, if the message signal is the sine wave as shown in the figure below and the frequency carrier =520kHz 1. Calculate the frequency deviation (AF). 2. Calculate the bandwidth frequency for an FM signal. message. signal 2v- -2v. 1msec- VT [volt] FM Output Freq.[kHz] -1 500 MESSAGE SIGNAL st (M) ↓ -5 -6 -7 -8 -9 -10 520 525 530 535 540 545 -2 -3 -4 505 510 515 1+c 520
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