OM w/ one, eight, four, one, eight, four, one, eight, four, one at s/on then into 5-digit number groups; co-channel QRM; off @ 1839; E07 is ran by the Russian Foreign Intelligence Service (SVR) (
www.priom.org, 2014).
Link:
https://www.youtube.com/watch?v=U484HJJ6nRM