[Answered] _______________ is the process of stepping down the RF signal to a first, relatively high IF ...

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j.rubin

Hero Member
Posts: 557

on: Jul 28, 2018

_______________ is the process of stepping down the RF signal to a first, relatively high IF frequency and then mixing down again to a second, lower, final IF frequency.

A. Deemphasising
B. Double conversion
C. Up-conversion
D. Suppression

Question 2

What is the key to the superior selectivity of the superheterodyne receiver?

A. Constant bandwidth
B. Low frequencies
C. Image frequency
D. Intelligence detection

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brittanywood

Sr. Member
Posts: 355

Reply #1 on: Jul 28, 2018

Answer to Question 1

B

Answer to Question 2

A

j.rubin

Hero Member
Posts: 557

Reply #2 on: Jul 28, 2018

Thanks

brittanywood

Sr. Member
Posts: 355

Reply #3 on: Jul 28, 2018

Welcome

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