# The RF amplifier of a receiver has an input resistance of 1000, and equivalent shot-noise resistance of 2000 n a gain of 25, and a load resistance of 125 k. Giver that the bandwidth is 1.0 MHz and the temperature is 20°C (a) D calculate the equivalent noise voltage at the input to this amplifier. If this receiver is connected to an antenna with an impedance of 7552, calculate the noise figure.

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