matt@:~/SwiftNav$ sbp2rinex -v 2.1 base_station.json
sbp2rinex v1.1 (RTKLIB 2.4.3b27)
input file : base_station.json (Swift Navigation SBP-JSON)
->rinex obs : base_station.obs
->rinex nav : base_station.nav
->rinex gnav: base_station.gnav
->rinex hnav: base_station.hnav
->rinex qnav: base_station.qnav
->rinex lnav: base_station.lnav
->sbas log : base_station.sbs
:
There aren't any files created in the log directory.