Am 2013-03-17 17:07, wrote Steinar Aanesland: I hope I am not thinking 180 degrees wrong now, but this gives me 137787.6. Steinar, thank you for posting the frequency. After I increase the frequency
Thanks Hartmut and Steinar for this hint. The frequency might suggest a Russian Loran line on 137787.5 as another possible explanation for the extra line with 0.1 Hz offset. Looking at your screensho