Moscow Technical University of Communications
and Informatics under contract with the Russian TV & Radio Network
(RTRN) has been running DRM SFN tests on the HF.
Transmissions will be held from 06 UT 21 May to 06 UT on May 22 at the frequencies of 9740 kHz (9820 kHz) and from 06 UT on May 23 to 06 UT on May 24 at the frequencies 7370 kHz (7430 kHz).
Also from 06 UT on May 28
to 06 UT on May 29 at different frequencies
(9740, 9820, 7370, 7430 kHz).
(Courtesy of Charlotte Cabrero of drm.org)