neo_star New Member Apr 24, 2009 #1 Is image frequency, noise in radio systems? Should the image frequency frequency rejection ratio be small or large for better reception?
Is image frequency, noise in radio systems? Should the image frequency frequency rejection ratio be small or large for better reception?
audioguru Well-Known Member Most Helpful Member Apr 24, 2009 #2 A signal at the image frequency is interference so you want the rejection ratio to be high. It is listed as minus so many decibels. A high number is good.
A signal at the image frequency is interference so you want the rejection ratio to be high. It is listed as minus so many decibels. A high number is good.