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Selectivity and sensitivity compared

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Reference no: EM131063800

The superheterodyne radio receiver offers improved selectivity and sensitivity compared to the simple radio receiver.

The tuned RF amplifier has been tuned to a frequency of 1.3 MHz. The local oscillator output is measured at 1.77 MHz. What four frequency signals will be present at the output of the mixer.

Which of these frequencies is the intermediate frequency?

Reference no: EM131063800

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