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The document discusses various aspects of amplitude and frequency modulation, including the functioning of diode detectors and methods for determining bandwidth in FM signals. It explains the capture effect in frequency modulation and compares advantages and disadvantages of FM transmission. Additionally, it covers the impact of noise on FM signals and the generation of FM signals through voltage-controlled oscillators.
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Save PCS ASSIGNMENT 02 For Later “~ ASSIGNMENT 202.
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a
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ae fim wos con travel Longer disfance
tow bandwidth
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vantage of Fin
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x no tichy of | Signal{ Z
Disadvantage ot Fm
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= The medulaty Index com be hept lout io wmivnmige the
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eras
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‘input SIN = 2
roduleting feng) (fm) =1-SKt,
maxt mbm perittied deviation (ae) =H Hg,
> calculate te Wdutofon wdex (B)
Be ae im
= Wbhy [Neh
= ata0)
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$0, Explain — frequency modulating wing TC Wo Custig Neste To)
a A Srequemy mredulohr 14 @ arse oak Vor cancer Hrequenay
with te meduabing Signal,
an adterdarce
¥ The Carver ih ogeneraled by either am be oF 8 Gryal
ORCader — Cieetits,
Generation ot Fm _ Signals.
Th dinect Fm Spm he TAtarlaneous fiequinty ot the — Carvtey
accordance with tre ImeHoge fignad
tase Uesied —divecty th
by means ch a deter allel Voltage Controed oadtlaby’ (vee)
\
ofenatton
a THe mallabing
the weeee
Signal 5 applied hk He topud pin (ns) of
WA detereined by
ected
The Ve greats 0 whore equine
votlage and the xfemmall ¥ehinier thrd Capacttor Conn
Signal
te edt
4o fia 6 ond 3
3 ps He modulating Signal age chorges, the frequency eh the
eo olf Sipyal changes Productag tn Fim Signal
5 Tie Fm Signal i then bubfexed Gnd ampbitied by the twitnnal
butler omplien
ina
“The NEGES 1B a versatile TC that Gn be used ely oF
tng FO enh, Hquugy Symbettaes 5 Ore
duplication,
dome generators ,