(c) Consider a three-stage amplifier of communication system that having its first stage amplifier with power gain A1 = 1000, the second stage amplifier gain with power gain 42 = 100 and third stage amplifier with power gain As = 10. (i) Calculate each power gain of amplifier in dB. (ii) Determine the overall power gain in dB. (iii) Evaluate the output power in dBm if the input power is 5 µW.

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Consider a three-stage amplifier of communication system that having its
first stage amplifier with power gain A1 = 1000, the second stage amplifier
gain with power gain A2 = 100 and third stage amplifier with power gain
Az = 10.
(c)
(i)
Calculate each power gain of amplifier in dB.
(ii)
Determine the overall power gain in dB.
(iii)
Evaluate the output power in dBm if the input power is 5 µW.
Transcribed Image Text:Consider a three-stage amplifier of communication system that having its first stage amplifier with power gain A1 = 1000, the second stage amplifier gain with power gain A2 = 100 and third stage amplifier with power gain Az = 10. (c) (i) Calculate each power gain of amplifier in dB. (ii) Determine the overall power gain in dB. (iii) Evaluate the output power in dBm if the input power is 5 µW.
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