Two power amplifiers are connected in cascade with individual Noise Temperatures Te1 = 2030K ( First amplifier ). and Te2 = 2900K (Second Amplifier ). The overall Noise Temperature of the cascade (Te) is 2890K. (i) Find the Gain (G1) of the First amplifier in dB. (ii) Find the overall Noise ratio (F) assuming that the reference temperature is 170C.

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