578 stations spotted in the last day on 40m FT8 RX as the map shows using the untuned 10m antenna.
UPDATE 1407z: 1005 stations spotted on 40m FT8 RX in the last day.
Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.
578 stations spotted in the last day on 40m FT8 RX as the map shows using the untuned 10m antenna.
Once my QMX+ initiates, I intend to try 6m QRP FT8 again. Yet again, it has not yet initiated. I hope there is a fix for this in later sof...
3 comments:
Hi Roger,
Did you ever decide if you needed two stages of audio amplification in your FT8 receiver? I want to build an RX similar to yours and zeroing in a diode ring (or two diodes) for this design.
Thanks, and 73s
Jack
W6VMJ
You may get away with one AF stage. Try it!
Jack, do not be afraid to see what works best for you. My schematics are always starting points and if you can make it simpler or better, great. Good luck!
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