Unlike standard software, JTDX offers several "quality" enhancements that make it a favorite for weak-signal work:
But if you are a , this combination is arguably the most powerful free software decoder ever released for FT8. The ability to routinely decode signals at -29 dB SNR turns marginal openings into confirmed QSOs. jtdx 22160 rc8 extra quality
Extra Quality relies on a linear input. Adjust your waterfall gain so that the noise floor is at (not -10 dB). Go to View > Waterfall > Gain and set to 4–6 dB. Unlike standard software