3 ms·
Doesn't a more sensitive receiver make the harmonic issue worse? In one case it fades out into background in the other you precisely measure it!
by frozenport 11y ago
Doesn't a more sensitive receiver make the harmonic issue worse? In one case it fades out into background in the other you precisely measure it!
- jzwinck 11y agoIt's not that modern receivers are more sensitive, but that they are more selective. Harmonic or "image" rejection can achieve 20 to 60 dB in commercial applications today. The first and last sections of this paper may help explain: http://www.plextekrfi.com/images/pdfs/RF_mixer_design.pdf http://www.plextekrfi.com/images/pdfs/RF_mixer_design.pdf