In case you missed it, it appears that Rick is SK. The good news is that much of his work is archived on the Wayback Machine. His memory lives on.
See https://web.archive.org/20210430124905/http://www.ke3ij.com/radios.htm
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.
In case you missed it, it appears that Rick is SK. The good news is that much of his work is archived on the Wayback Machine. His memory lives on.
See https://web.archive.org/20210430124905/http://www.ke3ij.com/radios.htm
EA8BFK (2880km) has spotted me multiple times (F2?). At 500uW this would probably not have been possible.